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Join our dynamic team at Another Company as a Fullstack Engineer, where your skills will be pivotal in building innovative solutions. You will collaborate with cross-functional teams to design, develop, and maintain web applications.
This role offers an exciting opportunity to work with cutting-edge technologies and contribute to impactful projects.
Another Company is a forward-thinking organization dedicated to innovation and excellence. We pride ourselves on our collaborative culture and commitment to employee growth and development.
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Search for Fullstack Engineer At Lightning Ai London
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Join us as a Senior AI FullStack Engineer at a rapidly expanding AI FinTech company, where your expertise will help shape the future of finance.About Us:We develop and deploy AI-powered tools and intelligent agents throughout their entire lifecycle, from conception to production.Our systems are designed with AI at their core, not as an afterthought.Transform…
Join Contentsquare, a pioneering experience intelligence platform, where we empower organizations to gain deep insights into their customers' digital journeys. Our innovative and scalable platform is designed for users across various expertise levels, making it easier to navigate the complexities of online interactions.As a global leader in experience analytics, we operate from 15 offices worldwide, committed to making a significant impact in the industry. We are seeking enthusiastic team members who are ready to contribute to our growth and success.At Contentsquare, we foster an inclusive work environment where every individual can thrive. Our community is built on values of courage, empathy, and intentionality, aimed at simplifying challenges for our clients, their customers, and each other.Note: Please be cautious of scam attempts impersonating Contentsquare. We do not request money or communicate through unsolicited messages. For further details, check our careers blog.Important Information:1. This is a software engineering position requiring a minimum of 5 years of relevant experience, particularly in TypeScript. While we utilize Large Language Models (LLMs), this is not a machine learning-focused role.2. The role is available as remote (in France, Spain, Italy, Poland, or Germany) or can be hybrid in our offices located in Barcelona, Paris, Milan, Munich, or Cairo.We are on the lookout for a Senior Fullstack Engineer (Applied AI) to engage in various innovative projects that harness the power of AI, especially leveraging LLMs. One of the key initiatives involves enhancing our AI CoPilot tool (currently exclusive to Heap) to broaden its application, allowing users with no prior experience in product or digital experience analytics to easily find answers through simple inquiries.Our rapid advancement in utilizing LLMs aims to streamline insights generation and simplify setup processes, among other enhancements. As our next Senior Software Engineer (Applied AI), you will play a significant role in product development and initial product iterations, participating in user interviews to validate product hypotheses.This position offers a unique opportunity to operate within a “startup-like” environment, where we swiftly transition from concept to proof of value, ensuring that our solutions deliver real benefits to our clients.
Founded in 2018, Causaly is at the forefront of transforming enterprise-scale scientific research through our innovative AI platform. Our technology empowers researchers to efficiently discover, visualize, and interpret biomedical knowledge, streamlining critical research workflows to tackle some of the most pressing health challenges of our time.We partner with leading biopharma companies and institutions, focusing on diverse use cases including Drug Discovery, Safety, and Competitive Intelligence. Visit our blog to learn how we enhance knowledge acquisition and decision-making: Blog - CausalyCausaly is proudly backed by renowned venture capital firms, including ICONIQ, Index Ventures, Pentech, and Marathon.
Role Overview hook is hiring a Backend / Fullstack Engineer in London. This role involves building server-side applications and contributing to front-end features that improve how users interact with our products. What You Will Do Develop and maintain backend systems Work on front-end components to support a seamless user experience Participate in the full software development lifecycle, from initial idea through deployment Who We’re Looking For Comfortable working with both backend and frontend technologies Interested in taking projects from concept to launch Ready to collaborate with a team in London
Join Our Engineering TeamAt CoreWeave, we are revolutionizing the AI landscape. Our Monolith AI Engineering Team is dedicated to constructing and enhancing the foundational platform that drives the most sophisticated engineering simulations and AI workflows. Our mission is to transform into the super-intelligent AI test lab for the engineering sector, empowering our clients to "ship science, faster." We focus on advancing distributed architecture and facilitating the next wave of agentic interfaces and physical AI, providing the reliable and scalable infrastructure that the world’s leading engineering firms depend on.Your RoleWe are seeking a talented Fullstack Engineer with a Frontend Focus. You will take charge of the Monolith platform’s product surface, which offers a data-rich, workflow-centric web interface where engineers can design experiments, compare outcomes, interact with agents, and convert intricate physical test data into actionable insights. Your collaboration with Design, Product, and Backend Engineering teams will be crucial in delivering a UI and UX that is fast, intuitive, and dependable for non-ML expert engineers. Additionally, you will contribute to our Python backend services as needed.Position OverviewThis is an IC5 Fullstack Staff Engineer role with a significant emphasis on frontend development (approximately 80–90%). We are also open to exceptional candidates for the Senior Fullstack Engineer II (IC4) level who can perform at a staff-like capacity. You will be responsible for the Monolith web application, focusing on component architecture, design system evolution, performance, and user experience for complex, data-rich workflows. You will also engage with our Python services (FastAPI/Flask) to shape and integrate APIs and implement new platform capabilities, enhancing user experiences.
Join Octopus Energy, a pioneering force in the renewable energy sector, where we are redefining how energy is supplied in Britain. Our mission is to create a fully digital energy experience that empowers our customers while promoting sustainability. With a unique blend of innovative technology and a dedicated team, we have already become the largest energy supplier in the UK. As we expand, we are committed to accelerating the green energy transition through cutting-edge products and services that simplify the switch to renewable solutions such as heat pumps, solar power, and electric vehicles. At Octopus Tech, you will have the opportunity to take ownership of meaningful projects that positively impact lives—by reducing energy costs and enabling eco-friendly living. Collaborating with cross-functional teams, you will witness the immediate results of your work in the real world. As we build a lean and effective TechOps Engineering team, we seek a talented and experienced Full Stack Software Engineer to contribute to our vision. You will play a vital role in shaping the TechOps function, developing self-service technology that enhances our team's ability to leverage advanced tech solutions. TechOps represents a modernized approach to traditional IT, encompassing everything from first-line support to strategic planning. We are looking for someone who will help design and implement efficient, scalable, and robust solutions for our TechOps capabilities. If you are excited about making a difference in the renewable energy landscape, we would love to hear from you!
Indicium AI
About Indicium AI Indicium AI is a premier global consultancy specializing in AI solutions for the world's leading enterprises. With a proven track record across various sectors including Financial Services, Energy & Utilities, Healthcare & Life Sciences, Retail & CPG, and Manufacturing, we provide unmatched clarity, speed, and capability in delivering AI at scale. Our team of over 600 AI experts supports more than 50 enterprise clients from 5 global locations, collaborating with top-tier partners such as Anthropic, Databricks, AWS, OpenAI, and Microsoft to achieve impactful business outcomes. Overview We are looking for a talented AI Engineer to join our team, responsible for designing, building, and deploying robust production-grade AI systems that leverage large language models. This unique position merges software engineering with AI implementation, focusing on developing scalable, reliable applications instead of model training or research. As part of your role, you will utilize cutting-edge LLM technologies to create sophisticated AI systems capable of solving complex real-world challenges through multi-agent orchestration, intelligent tool integration, and efficient production workflows. Your expertise will be pivotal in crafting the orchestration layer that ensures these systems are production-ready, effectively managing failure modes, optimizing agent collaboration, and providing consistent, reliable outputs at scale. You'll blend strong software engineering fundamentals with comprehensive knowledge of LLM capabilities, limitations, and best practices for building trustworthy non-deterministic systems. Responsibilities Design and implement production AI systems that incorporate LLMs, RAG pipelines, vector databases, and agentic frameworks. Develop evaluation frameworks to assess and monitor system performance, accuracy, and reliability. Create and maintain production-grade AI applications featuring clean code, robust error handling, APIs, and data pipelines. Implement, maintain, and evaluate retrieval systems, including vector/graph databases and ingestion pipelines. Establish feedback loops and observability processes to enhance system performance continuously. Craft effective prompts and optimize for latency, cost, and quality across various model providers and configurations. Required Skills and Experience Hands-on experience building applications with LLM APIs and a deep understanding of their functionalities. Proficiency in software engineering principles and practices. Experience with production-grade system design, implementation, and optimization. Strong problem-solving skills and the ability to work collaboratively in a fast-paced environment. Familiarity with AI best practices and methodologies.
At Coram AI, we are revolutionizing video security in today's digital landscape. Our innovative cloud-native platform leverages cutting-edge computer vision and artificial intelligence to empower businesses with enhanced safety, informed decision-making, and rapid response capabilities. Experience real-time alerts, effortless clip sharing, and comprehensive visibility across multiple sites.Joining our dynamic, agile team means embracing clarity, excellence, and impactful contributions. Every team member has a voice, delivers significant work, and plays a vital role in shaping how AI can foster a safer and more interconnected world.In this role, you will be part of a pioneering team responsible for managing a sophisticated infrastructure that transcends conventional cloud setups. Beyond our robust AWS and Kubernetes configurations, we also oversee a vast array of IoT devices. We are in search of a skilled engineer who will play a crucial role in developing and maintaining our edge and cloud stack that supports our IoT product offerings, focusing on both infrastructure and the bespoke software we utilize.You will tackle intriguing challenges at the confluence of user experience, machine learning, and infrastructure, while committing to excellence, continuous learning, and delivering exceptional products in a fast-paced startup environment.
lovable is looking for a Fullstack Enterprise Engineer in London. This position centers on building and delivering software solutions that meet enterprise standards. Collaboration with teams across disciplines is a key part of the work. Role overview This role involves developing software from both the front-end and back-end, ensuring each component integrates smoothly. The focus is on producing reliable, maintainable code that supports business needs. What you will do Develop and implement software solutions for enterprise use Work with cross-functional teams to deliver projects Apply experience in both front-end and back-end technologies Requirements Experience with front-end and back-end development Ability to collaborate effectively with colleagues from different specialties Commitment to producing high-quality, impactful results
Join Our Team as a Senior/Staff Fullstack Software Engineer!Location: Fitzrovia, London (Hybrid – 4 days in-office, 1 day remote)About Wizeline:Wizeline is a pioneering global technology solutions provider that harnesses the power of AI to craft innovative digital products and platforms. Our partnerships with clients enable us to leverage data and AI to expedite market entry and catalyze business transformation. Within our vibrant community of innovators, we cultivate a culture that prioritizes growth, collaboration, and impact.At Wizeline, we believe that with the right people and ideas, there are no limits to our achievements.Are You the Right Fit?If you are excited about technology and innovation, we want to hear from you! We are seeking a Senior or Staff Fullstack Software Engineer to contribute to pivotal projects for our esteemed client in London. In this role, you will be responsible for developing scalable, high-performance services that power the next-generation financial platform, which includes applications for deal execution, invoicing, payment distribution, and financial reporting. You will play an essential role in architecting backend systems, integrating with external platforms, and delivering features that streamline complex revenue and transaction workflows throughout the organization.This position operates under a hybrid work model based in Fitzrovia (London), requiring four (4) days in-office and one (1) day remote.Key Responsibilities:Design and implement services to support revenue workflows, payment logic, and invoicing pipelines.Develop robust APIs and full-stack features, utilizing type-safe ORM tooling for schema management and query composition.Manage integration with internal systems (e.g., Salesforce, NetSuite) and external providers (e.g., banks, payment processors).Implement structured financial logic including contingent payments, commission calculations, and milestone-based billing.Incorporate AI/LLM capabilities using Claude (Anthropic) and utilize Cursor as a core development tool to enhance delivery speed.Build and deploy infrastructure in AWS.Translate complex business rules into deterministic backend logic including commissions, milestones, payee splits, and contingent payments.Implement robust data flows between Client Processing, Deal Management, and Authoritative Data domains.
StackOne
Join StackOne:At StackOne, we are pioneering the future of SaaS and AI integrations. Supported by GV and Workday Ventures with $24M in funding, we empower developers of SaaS platforms and AI Agents to seamlessly integrate with a multitude of tools, enhancing functionality with scalable and precise solutions. Our platform boasts 25,000 pre-mapped actions across 200 connectors, alongside an AI-driven integration development toolkit that emphasizes security: featuring real-time architecture, managed authentication, and comprehensive observability.Join us on our ambitious journey towards revolutionizing agentic integrations.With an AI-native integration toolkit that ensures real-time execution and robust security measures, we are heavily investing in AI R&D. Our new lab focuses on developing specialized LLMs that excel in precision, reliability, and safety - crucial components for effective agentic execution.Your Role:As an AI Engineer, you will play a pivotal role in enabling users to integrate their preferred tools effortlessly with just one click, thanks to StackOne's innovative solutions.We seek a skilled Software Engineer with a solid foundation in AI production-grade applications, particularly with experience in working with LLMs (e.g., GPT, Anthropic, etc.).In this position, you will be responsible for delivering AI features and products throughout their lifecycle, collaborating closely with our dedicated AI team, which includes both AI researchers and engineers. You will report directly to the CTO.
Lightning AI
About Lightning AIFounded in 2019, Lightning AI is the driving force behind PyTorch Lightning. We create a comprehensive platform for the development, training, and deployment of AI systems, streamlining the journey from innovative research to impactful production.Our merger with Voltage Park, a neocloud and AI factory, enhances our offerings by integrating developer-centric software with efficient, large-scale computing resources. We provide teams with essential tools for experimentation, training, and production inference, ensuring security, observability, and control are integral to our solutions.We cater to individual researchers, startups, and established enterprises, with a global presence including offices in New York City, San Francisco, Seattle, and London. Lightning AI is supported by esteemed investors such as Coatue, Index Ventures, Bain Capital Ventures, and Firstminute.Our ValuesMove Fast: We prioritize speed and precision, deconstructing complex challenges into manageable tasks.Focus: We tackle one objective at a time with care, working collaboratively to deliver features accurately.Balance: We believe in maintaining a healthy work-life balance, promoting sustained performance through rest and recovery.Craftsmanship: We strive for excellence and take pride in the details that contribute to our innovation.Minimal: We embrace simplicity in our innovations, focusing on what truly matters.Role OverviewWe are looking for an accomplished Research Engineer to enhance the optimization of training and inference workloads using compute accelerators and clusters, particularly through the Lightning Thunder compiler and the broader PyTorch Lightning ecosystem. This role exists at the intersection of deep learning research, compiler development, and large-scale system optimization. You will be instrumental in advancing technology that enhances model performance and efficiency, establishing essential software that will influence the entire machine learning landscape.As part of the Engineering Team, you will report to our Tech Lead. This hybrid role is based in our offices located in New York City, San Francisco, or London.
Dataiku is the premier platform for AI success, serving as the enterprise orchestration layer for the development, deployment, and governance of AI solutions. Our unified environment enables teams to design and operate analytics, machine learning, and AI agents, ensuring the transparency, collaboration, and control required by enterprises. By integrating data platforms, cloud infrastructure, and AI services, Dataiku connects the entire AI stack across diverse vendor environments, providing centralized governance and empowering organizations to leverage AI as a critical component of their business strategy.Top global companies trust Dataiku to operationalize AI, transforming it into a robust engine for business performance that generates measurable value. For more insights, explore the Dataiku blog, LinkedIn, X, and YouTube.Why Engineering at Dataiku?At Dataiku, we are committed to quality and innovation in our engineering processes. Our platform, available on-premise, in the cloud, or as a SaaS solution, connects a wide array of data science technologies. We pride ourselves on integrating the most effective data and AI tools that enhance our product. Working with cutting-edge technologies, including the latest LLMs and open-source contributions, you will be part of a dynamic team of innovators. Learn more about our engineering culture here.In the Business Solutions department, we are developing applications that harness Dataiku’s capabilities in data and AI. Our focus is on creating user-centered interfaces and workflows for key enterprise use cases across various sectors including Manufacturing, Life Sciences, and Finance, thus integrating AI into daily business operations.How You Will Make an ImpactDevelop Innovative AI-Driven Applications: Design, build, and deploy AI-powered applications that address complex business challenges.
minderacraft
Join our dynamic team at minderacraft as a Staff Full-Stack Engineer. In this pivotal role, you will take charge of both backend and frontend development, crafting high-quality, scalable solutions while establishing engineering standards for the team. This position offers a unique blend of hands-on development and technical leadership, where you will mentor fellow engineers and collaborate closely with our product and platform teams.Your expertise will be crucial as you work with cutting-edge backend services developed in Kotlin, alongside rich frontend applications built with React and Next.js, utilizing TypeScript. Additionally, you will engage with cloud-native infrastructure on either Azure or AWS.This position is offered as an initial 6-month contract (outside IR35) with a requirement to be onsite in London Paddington three days a week.
Amari AI
About WexlerWexler is at the forefront of developing a revolutionary AI system tailored for litigation. We collaborate with some of the largest law firms globally, assisting them in navigating their most intricate legal battles, uncovering winning strategies, and transforming the overwhelming influx of documents and facts into actionable insights. Located in London, Wexler is a rapidly expanding legal AI company trusted by renowned firms such as Clifford Chance, HSFKramer, Goodwin, and Addleshaw Goddard to pinpoint crucial facts that can sway case outcomes.Backed by a $5.3M Seed round from Pear VC, Seedcamp, The LegalTechFund, and a host of esteemed industry angels, we are developing a comprehensive AI platform aimed at managing, resolving, and preventing legal disputes for Enterprise law firms and Fortune 500 companies. Our growth trajectory is remarkable, boasting a 10x year-over-year increase and onboarding more distinguished firms each month. Our innovative system efficiently extracts and cross-references facts from millions of documents, empowering litigators to secure more victories while significantly reducing the time spent on case preparation. Ultimately, we ensure that every client receives the legal representation they rightfully deserve.As AI reshapes the legal landscape, most existing tools have concentrated on contract law or serve as generic copilots across various legal tasks. In contrast, Wexler stands out as the premier generative AI platform meticulously designed for the intricacies of litigation, evidenced by our rapid growth and industry acceptance.About the RoleWe are in search of a talented AI Engineer to help redefine the future of legal practice. You will play a crucial role in building autonomous systems that analyze vast amounts of documents to extract pivotal factual information essential for winning legal cases. As an integral member of our team, you will have direct influence over our AI strategy, leveraging cutting-edge technology to address the real challenges faced by elite litigators.
Legal & General
Role Overview Legal & General is looking for a Senior Fullstack Software Engineer to help shape the future of our retirement services. This role focuses on designing and building software that supports and improves our products for customers in retirement. What You Will Do Develop and maintain software solutions across the stack to support retirement services Work closely with teams from different disciplines to deliver new features and improvements Contribute to technical decisions that raise the bar for quality and performance Focus on delivering reliable, maintainable code that enhances user experience Location This position is based in London.
Join Edra as an AI EngineerAt Edra, we are tackling one of the most challenging issues in enterprise AI: the mismatch between generic AI models and specific company processes. We are developing AI agents that learn to navigate and execute processes as they truly operate.As a Series A startup, supported by Sequoia and other notable venture capital firms, we are expanding our teams in New York and London. Our workforce is composed of exceptionally skilled engineers, AI researchers, and strategists who believe that outstanding talent is the cornerstone of our success.Your RoleYou will be instrumental in creating a learning system that equips AI agents with the knowledge of how enterprises function. This system will assimilate knowledge bases, dialogues, tickets, and system logs, generating written directives that agents can confidently execute, including a scoring mechanism to determine when to automate tasks or request human intervention.We seek AI Engineers with a track record of building intricate, production-ready LLM-based systems. If you've scaled LLM workflows to manage millions of requests, developed multi-agent systems in live environments, or created evaluation frameworks for enterprise applications, we want you. Your contributions will directly impact our core learning library, and you will ship features that serve actual enterprise customers while enhancing the platform. This role covers continuous learning systems, agentic features, human-in-the-loop feedback mechanisms, and orchestration of AI agents.Your ResponsibilitiesContribute to our core context learning library by implementing new learning capabilities and generalizing them for broader platform use.Design and execute LLM-powered systems and workflows from initial concept to production.Collaborate with enterprise customers to identify issues, prototype solutions, and bring them to production.Develop agentic features for knowledge management, enabling agents to autonomously edit, update, and maintain extensive knowledge bases.Establish reliability and confidence systems, including evaluation frameworks and logic for determining when to automate versus when to escalate to human oversight.Architect asynchronous, scalable systems for complex AI orchestration.Influence the direction of our AI strategy and product capabilities.
Join Our Team at CapiCapi is revolutionizing the way businesses in emerging markets manage their international supplier payments—making it simple, swift, and equitable.With over $18M in support from leading investors including Creandum, Y Combinator, General Catalyst, and influential figures from Revolut, Checkout, Stripe, and Remitly, we are dedicated to establishing the robust financial infrastructure that emerging markets truly deserve.Our commitment to facilitating global trade empowers local enterprises to accelerate growth, create job opportunities, and enhance prosperity in their communities.Our mission is to uplift GDP in emerging markets by fostering a more equitable and accessible global financial system. We aim to streamline the payment processes for importers, enabling businesses to expand swiftly and act as catalysts for national prosperity.Our dynamic team of approximately 80 individuals, spread across 10 countries, embodies ambition and a results-driven mindset, striving to make a meaningful impact in the world. We are eager to welcome new talent to our team!Explore Capi's mission & values.Role OverviewAs a Senior Fullstack Engineer, you will be part of a compact, high-performing team of engineers and product leaders responsible for scaling our platform and amplifying our impact.From day one, you will collaborate closely with our founding team based in London and Paris, influencing the product vision and shaping the technical architecture of our solutions. This role is pivotal in developing technology that addresses customer challenges as we grow our offerings and enhance our footprint in emerging markets.Empathy and curiosity are essential to uncovering the root causes of problems, along with the creativity to devise solutions that harmonize impact, effort, and user satisfaction.Key ResponsibilitiesEngage in the product lifecycle from conception through to UI design, backend logic, deployment, feedback gathering, and performance measurement.Communicate effectively both internally and externally regarding new features, gathering feedback prior to implementation and articulating them upon launch.Determine and oversee delivery milestones, ensuring alignment between engineering and product priorities.
Distyl AI
Join Distyl AIAt Distyl AI, we are revolutionizing the landscape of applied artificial intelligence. As a pioneering technology company, we collaborate with leading institutions across sectors such as telecommunications, healthcare, insurance, manufacturing, and consumer goods. Our mission is to redefine operational processes through innovative AI-driven solutions.Our extensive research and deployment initiatives focus on creating AI-native systems that enhance efficiency and effectiveness. Our groundbreaking technologies support massive operational frameworks, impacting millions of consumer interactions and vital workflows globally.With backing from top-tier investors including Lightspeed Venture Partners and Khosla Ventures, Distyl AI boasts a remarkable track record of 100% success in production deployments, making us one of the few profitable enterprises in the AI domain.Your RoleWe are excited to announce the opening of our London office and are in search of talented AI Engineers to architect and implement production-grade AI systems harnessing the power of Large Language Models (LLMs).As an AI Engineer, you will collaborate with Fortune 500 clients to streamline intricate workflows using state-of-the-art AI technologies. You will design and launch AI applications that operate on a large scale in critical environments, from intelligent agents to comprehensive AI solutions.This position is highly hands-on, requiring close collaboration with clients to define system architectures and develop reliable, impactful AI systems from initial prototypes to full-scale production. You will also play a pivotal role in shaping technical strategies across key customer projects, guiding enterprise teams through the intricacies of AI adoption.
Another Company
Join our dynamic team at Another Company as a Fullstack Engineer, where your skills will be pivotal in building innovative solutions. You will collaborate with cross-functional teams to design, develop, and maintain web applications.This role offers an exciting opportunity to work with cutting-edge technologies and contribute to impactful projects.
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