Software Developer - Internal Compute Frameworks (Python)

Join Vortexa, a dynamic and rapidly expanding technology firm, dedicated to bridging the significant information gap in the energy sector. Leveraging extensive satellite data combined with cutting-edge artificial intelligence, we provide a revolutionary perspective on global seaborne energy movements in real-time. Our mission is to enhance transparency and efficiency within energy markets, ultimately benefiting society at large.The Data Platform Team at Vortexa oversees all aspects of our data, spanning from raw satellite AIS/imaging data to unstructured textual and graphical maritime data, including fixtures, port lineups, and customs filings. We also manage highly structured datasets, such as price and supply-demand forecasts, alongside modeling global energy flows and tanker fleet distributions.Our team has developed a diverse array of procedural, statistical, and machine learning models that enable us to deliver the most accurate and comprehensive insights into energy flows. We take pride in applying advanced research to real-world challenges in a sustainable, robust, and maintainable manner, with our data quality rigorously evaluated by seasoned market and data analysts.As a Software Engineer, you will play a vital role in designing and developing the infrastructure and applications necessary for the design, deployment, and benchmarking of both existing and new pipelines and machine learning models. Collaborating with software engineers, data scientists, and market analysts, you will ensure the reliability and fault tolerance of every component in the team’s data pipelines, ensuring our systems maintain 100% uptime.

Role overview Genomics England is looking for a Software Engineer with solid Python experience to help create software that drives genomics research and benefits patient care. The team combines engineers and scientists who work together to build scalable tools that advance the organization's mission. What you will do Develop and maintain software applications using Python for genomics-related projects. Collaborate with fellow engineers and scientists to design solutions that back both research and clinical goals. Contribute to technology projects aimed at improving patient outcomes. Location This role is based in London.

We are looking for a Senior Staff Python Software Engineer to join our dynamic team at abound. In this role, you'll leverage your expertise in Python to design, develop, and maintain high-quality software solutions that meet our clients' needs. You'll work closely with cross-functional teams to deliver innovative products that drive our mission forward.

About AboundAt abound, we are revolutionizing the landscape of consumer lending across the UK and beyond. By leveraging cutting-edge AI and Open Banking data, we strive to make fair and affordable personal finance accessible to a wider audience. Unlike traditional lenders who heavily depend on credit scores, we analyze the complete financial picture of our customers—considering their spending patterns and repayment capabilities—to build a nuanced understanding of their unique financial situations.Our approach has proven successful at scale. We have facilitated over £1.3 billion in loans directly to customers while achieving exceptional credit performance—for every 10 defaults anticipated by the industry, we experience only 3. Remarkably, we reached profitability just 2.5 years post-launch.With backing from over £2 billion from prestigious investors including Citi, GSR Ventures, and Deutsche Bank, we are recognized as one of Europe’s fastest-growing fintech companies (Sifted, CNBC). As we expand into new markets and product lines, we are on the lookout for driven individuals eager to learn, take ownership, and grow alongside us.We are seeking a talented Senior Python Engineer to join our engineering team. In this role, you will collaborate closely with our Finance team to design and implement automation solutions that enhance our core financial operations. You will be responsible for translating business needs into robust, maintainable systems that increase accuracy and efficiency across critical workflows.This position requires a candidate who blends strong technical acumen with a desire to understand the business intricacies. You will be empowered to independently scope and execute changes, manage stakeholder expectations, and ensure every enhancement is durable. Your contributions will play a vital role in maintaining the smooth and scalable operation of our financial processes.We value engineers who take initiative, enjoy tackling complex challenges, and excel at clarifying ambiguous requirements. You will thrive in our environment if you are motivated by creating systems that deliver tangible business impact, can articulate technical concepts to non-technical partners, and take pride in producing high-quality, well-designed code.At abound, you will immerse yourself in a culture that champions autonomy, curiosity, and continuous improvement. You will engage with a modern Python-based tech stack, gain in-depth insights into how financial operations function in a rapidly growing lending business, and have the opportunity to enact significant technical changes in collaboration with experienced stakeholders.

Join Our Innovative Team At Octopus Legacy, we're proud to be one of the UK's most rapidly expanding tech firms, dedicated to reshaping an age-old industry. Our mission is to support individuals and organizations in navigating and finding solace after the loss of loved ones. As we strive to become a household name, we recognize that our journey towards transformation requires the right talent. We're seeking proactive, solution-oriented individuals who are passionate about making a difference. Your Role We are in search of a skilled Software Engineer proficient in PHP, with a working knowledge of Python, who is eager to make a significant impact. You will be responsible for enhancing and maintaining our existing PHP/Laravel applications, which power key products including our website and internal tools, while also contributing to new Python-based initiatives as our technological landscape evolves. Your role will encompass full-stack development, delivering tangible enhancements that our users will appreciate, ensuring our platforms remain secure and efficient. You will manage a backlog of substantial changes that will elevate our products and enrich user experiences, while also expanding your expertise in Python. This position offers a dynamic work environment with a variety of challenges each week, allowing you to directly influence our customers' experiences. Key Responsibilities Enhance and maintain existing PHP/Laravel applications, focusing on bug fixes, performance enhancements, and security improvements. Develop and contribute to Python projects, including new services and internal integrations, as our technology evolves. Assist with platform security and compliance efforts, including vulnerability remediation and system hardening. Diagnose and resolve production issues, ensuring swift and effective solutions. Collaborate with the broader engineering team through code reviews and agile ceremonies, contributing to our engineering standards. Lead small-to-medium projects from inception to completion, implementing impactful changes across our tools and products. Who You Are Extensive experience with PHP, preferably within the Laravel framework. Proficient in Python, with experience in scripting, APIs, or frameworks such as Django or FastAPI. Strong understanding of relational databases like PostgreSQL and the ability to write efficient queries. Excellent problem-solving skills and a proactive approach to work. Ability to work collaboratively in a fast-paced, team-oriented environment.

Role OverviewWe are seeking a talented Software Engineer specializing in Python to join our team at cfpenergy. In this pivotal role, you will be instrumental in designing, developing, and scaling our data infrastructure, which is crucial for driving our products and informed decision-making processes. You will help define the flow of data throughout the organization, ensuring it is efficiently ingested, processed, and transformed into actionable insights. Collaborating with developers, analysts, and trading teams, you will ensure our data is not only reliable and accessible but also future-proof. This position seamlessly blends hands-on engineering with architectural insight, allowing you to participate in design discussions, enhance data pipelines, and guide our technical strategy. We are looking for someone who takes initiative, relishes solving intricate problems, and can work collaboratively across various systems and teams to create meaningful impact.Key ResponsibilitiesArchitect, develop, and uphold robust applications within a domain-driven ecosystem.Engage in architectural dialogues and influence the long-term technical strategy.Manage tasks from requirements gathering to completion, showcasing creativity and adhering to coding standards.Create well-structured data models and maintain comprehensive documentation in collaboration with your team’s data engineers.Work closely with data engineers, developers, analysts, and trading teams to gather requirements and deliver dependable, well-architected data solutions.Identify and implement enhancements to performance, automation of manual tasks, and improvements in data quality and reliability across systems.Core Skills & ExperiencesCollaborative mindset: We seek individuals who are not only adept but also enjoyable to collaborate with, promoting a positive team culture through open communication.Analytical thinking: Accuracy and performance are central to our operations; your curiosity, structured approach, and meticulous attention to detail will drive every challenge.Problem-solving skills: You should be comfortable navigating complex systems to diagnose root causes while maintaining composure under pressure, striving for elegant, sustainable solutions.Effective communication: Your ability to articulate complex technical concepts clearly will bridge the gap between technical and non-technical teams, ensuring alignment.

Join us as a Software Engineer at Wehrtyou, where the code you develop is pivotal to our business operations. Our engineering team is tasked with creating and maintaining vital technology and infrastructure that underpins our trading success. In this dynamic role, you will collaborate closely with fellow engineers who design trading algorithms and oversee trading activities in an incredibly fast-paced, real-time environment. We seek innovative programmers who are passionate about coding, enjoy tackling challenges, and thrive in a collaborative and open company culture.ProfileIn your leisure time, you engage in coding, tinkering, reading, exploring, and possess an unwavering curiosity about computer technology — you’ll find camaraderie with like-minded individuals here.You are adept at working both independently and as part of a team, with a demonstrated ability to quickly analyze and resolve problems.You can dissect code, understand its functionality, and propose enhancements.You can articulate software designs at various levels—from high-level abstractions to detailed algorithms.You enjoy collaborating with colleagues who inspire you to improve and excel in your craft.

Join Nevis: Pioneering AI Wealth ManagementAt Nevis, we're on a mission to revolutionize wealth management through cutting-edge AI technology. Our innovative platform is designed to empower financial advisors, enabling them to enhance client relationships while our AI automates time-consuming workflows. As we build the future of wealth management, we have secured $40 million in funding from top-tier investors including Sequoia Capital, ICONIQ, and Ribbit, and are led by a talented team of ex-Revolut executives.Your Impact as a Software Engineer (Python)We are seeking a talented Software Engineer (Python) who is passionate about developing robust AI-driven platforms. In this key role, you will design and implement Python-based systems and services that drive intelligent workflows for leading financial firms. You will work on applied AI, data pipelines, model execution frameworks, and backend components that support our innovative AI products.If you thrive in a fast-paced environment, love creating production-grade AI solutions, and are eager to see your ideas come to life quickly, Nevis is the place for you. You'll join a world-class engineering team dedicated to building scalable AI systems.Your ResponsibilitiesDesign and enhance Nevis’ Python-based AI platform, enabling core workflows and agentic automation.Develop model orchestration, data processing pipelines, and execution runtimes for our applied AI features.Create scalable APIs and services that facilitate rapid development and deployment of AI systems.Architect systems for model inference, prompt execution, and multi-step agent reasoning.Maintain high engineering standards through clean code practices and CI/CD workflows.Collaborate with AI engineers, product managers, and designers to deliver impactful features used by thousands.Take ownership of greenfield AI platform components, from architecture to production.Engage in design and code reviews that shape Nevis’ technical future.

At Suade, we are pioneering cutting-edge regulatory technology designed to avert future financial crises. Our success hinges on the collaborative efforts of our engineers and domain experts, who work together to transform complex financial and regulatory concepts into robust code. As a RegTech Engineer, you will play a vital role in driving the continuous growth of our business.This position is ideal for seasoned software engineers who have a passion for structuring and solving real-world challenges through technology. If you possess an eagerness to learn about finance, a strong analytical mindset, and enjoy collaborating with non-technical teams to convert their insights into functional code, we would love to connect with you.Please note that we cannot provide visa sponsorship for this role. Applications from candidates requiring visa sponsorship will not be considered.Suade is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without bias.

Skin + Me is a pioneering technology start-up dedicated to transforming personalized skincare solutions. We have successfully delivered millions of treatments through our diverse multi-brand ecosystem, which includes Skin + Me, Hair + Me, and Renew + Me. Our proprietary technology stack supports everything from our e-commerce platform to in-house manufacturing processes.As we enter an exciting new growth phase, we are seeking a Senior Full Stack Software Engineer to join our dynamic and high-impact team. We leverage cutting-edge tools like Claude Code and Cursor to enhance our modern, fast-paced workflows.Our MissionAt Skin + Me, we prioritize tangible results over mere hours logged. Your objective will be to utilize advanced tools to streamline mundane tasks, allowing you to focus on tackling complex challenges related to scalability, experimentation, and architecture.Your ResponsibilitiesAgentic Workflows: Employ agentic tools to plan, refactor, and deploy features throughout our Python/React stack, significantly enhancing your technical capabilities.Full-Stack Ownership: Architect and implement comprehensive features, managing everything from backend logic and database designs to contemporary frontend user experiences.Drive Engineering Advancement: Contribute to shaping our AI-native development standards and guide the team towards high-velocity delivery practices.Who You AreAI Proficiency: You are adept in utilizing agentic AI, capable of managing edits across multiple files and discerning any inaccuracies from language model outputs.Pragmatic Architect: With your senior experience, you know when to rely on automated tools and when to intervene personally. You appreciate clean code, robust type systems, and comprehensive testing.High Agency: You are a proactive problem-solver who flourishes in a fast-paced, self-directed environment.Technical Skills RequiredExpertise in Python and associated web development frameworks, such as Flask and Django.Experience with relational databases (MySQL preferred) and ORM frameworks (e.g., SQLAlchemy, Alembic).Proficient in TypeScript and React.Experience in building and maintaining frontend design systems.Familiarity with containerization (Docker) and cloud platforms (preferably AWS).Understanding of modern web architecture and performance optimization techniques.Why Join Skin + Me?High Leverage: We equip you with the best tools and the freedom to utilize them effectively.Make a Difference: Be part of a revolutionary company dedicated to enhancing millions of lives.Equity: Every team member has a stake in our success.Perks: Enjoy free breakfast and lunch on office days, a dog-friendly workplace, 25 days of holiday, and an annual £500 development budget.

Application Notice: Please apply only to the position that aligns most closely with your skills and experience. If our team believes you are better suited for a different role, we will contact you regarding that opportunity.Position Overview:At Squarepoint Capital, we leverage Python to develop essential software that addresses pivotal challenges daily. You will engage with a diverse array of systems that drive our trading success, including core tools and frameworks, data pipelines that support predictive models in research and trading, and software products utilized globally by traders and researchers.Your collaboration with seasoned software developers and quantitative researchers will contribute to the ongoing expansion of our investment business, tackling problems at scale, while also providing a unique opportunity to learn from some of the industry's most talented professionals.

Landytech is dedicated to transforming how investment managers, asset owners, and their advisors access essential asset information. Utilizing Sesame, our cutting-edge investment reporting platform, we empower clients across more than 15 countries to make well-informed investment choices and gain insights more swiftly.As a rapidly growing company, we are thrilled to have secured $12 million in Series B funding as of January 2023. In just four years, we've expanded from two co-founders to a vibrant team of over 100 employees, with offices located in both London and Paris. At Landytech, we embrace diversity as a core strength, bringing together a team from over 15 different countries and speaking 14 languages.Role OverviewWe are in search of a skilled Software Engineer to join our dynamic team. In this role, you will design and maintain services and tools, primarily developed in Python, that process and disseminate financial metrics, thereby significantly enhancing how our clients access and utilize vital financial data.This position offers an exceptional opportunity for engineers with solid foundational skills to further develop their expertise in a finance-centric environment, leveraging modern technologies. We welcome candidates at any experience level—whether you are just starting your career and eager to learn, or a seasoned engineer looking for hands-on technical work within the fintech sector.

Caxton Associates, established in 1983, is a global trading and investment firm with offices in London, New York, Singapore, Monaco, Dubai, and Bengaluru. The company manages both client and proprietary capital, offering a variety of investment products for different investor needs. Caxton operates with a multi-portfolio manager approach and specializes in discretionary global macro investing, applying expertise across asset classes and markets. Role overview The Software Development team at Caxton Associates in London is looking for a Python LLM Engineer. This team builds scalable, reusable, and efficient distributed services and applications that support users across the firm. What you will do Create and deploy Python workflows that use large language models (LLMs), integrating them into current business processes. Implement retrieval-augmented generation (RAG) and related architectures to ensure LLM outputs are grounded in proprietary data. Design secure data integrations by connecting models to internal knowledge bases, APIs, and document repositories. Automate research and operational tasks to improve efficiency and quality within the firm. Develop and maintain reliable data pipelines for document parsing, enrichment, and structured data extraction. Write maintainable, testable Python code to support scalable AI services in production environments. Run pilots and proofs of concept to showcase value and establish best practices for AI adoption at Caxton. Troubleshoot and enhance model performance, retrieval accuracy, and infrastructure reliability. Stay up to date with advances in LLMs, prompt engineering, and applied machine learning; evaluate and prototype new approaches. Location This role is based in London, England, United Kingdom.

About Axle Energy Axle Energy builds software to help decarbonize the energy system and fight climate change. Our team develops infrastructure that optimizes energy use, making sure it happens when electricity is both cleaner and more affordable. The platform manages vehicle charging, heating systems, and home batteries. Machine learning helps us predict when and how much energy is needed. Today, we oversee tens of thousands of distributed energy assets and continue to grow quickly. Read more about our work here. Role Overview This Software Engineer position focuses on building and maintaining the core infrastructure that links and coordinates distributed energy devices, so they can participate in electricity markets. The role blends product engineering, devops, and data engineering. Engineers at Axle have broad ownership, often communicating directly with clients and market operators to collect feedback and improve outcomes. The company has a flat structure, which supports quick decisions and gives every team member a strong sense of ownership. What You Will Do Build a strong understanding of the energy domain and business needs to work effectively and independently. Prioritize delivering results and taking full responsibility for the products you develop. Adapt to changing priorities and deadlines, focusing on delivering the majority of value in a fraction of the time. Technology Stack Backend: Python is the main language, supporting close collaboration between data scientists and engineers for rapid development. Prototyping: Figma is used to design and test ideas quickly before building them out. Location This role is based in London.

Position Overview: Join our dynamic Alpha Data team as a Software Developer specializing in Python. You will play a pivotal role in delivering extensive data solutions to our global clientele. As a key member of our expanding Data team, you will develop deep technical expertise and foster collaborative relationships with quantitative researchers, traders, and peers throughout our Technology division. The Alpha Data teams at Squarepoint are adept at rapidly deploying invaluable data across the organization. Our ingestion pipelines and data transformation processes are designed for resilience and maintainability, with data models crafted in close partnership with researchers to facilitate efficient query construction and alpha generation. We promote scalability by building innovative frameworks, libraries, and services that enhance team productivity, quality of work, and code integrity. We prioritize teamwork and collaboration, reward excellence, and value diverse perspectives and creative solutions. Our culture emphasizes continuous learning, development, and growth. Take shared ownership of our expanding array of data pipelines. Contribute innovative ideas for new abstractions and enhancements, making a significant positive impact on our global team. Design, implement, test, optimize, and troubleshoot our data pipelines, frameworks, and services. Collaborate with researchers to integrate new datasets. Lead production support operations during regular business hours.

The Systems Development team at Wehrtyou is integral to our mission, building and maintaining a robust platform that supports all Systems teams. As a Senior Software Engineer specializing in Security, you will leverage your expertise in Python and Go to create innovative solutions to complex security challenges. Your role will involve enhancing and integrating our existing tools and libraries across the platform, as well as designing and developing new tools to streamline trading, research, installation, and monitoring processes, ensuring they are secure and reliable.This position presents a unique opportunity to significantly influence a critical aspect of our expanding infrastructure. A typical day may include:Developing and maintaining automated tools and software features for secure machine provisioning, monitoring, metrics collection, maintenance, secrets management, and network configuration.Diagnosing and resolving software bugs across a fleet of Linux machines, tackling issues at the application, network, operating system, and kernel levels.Crafting configuration management scripts to build, deploy, and sustain new services.Contributing to setting the strategic direction for the Systems Python platform.Collaborating with HRT’s engineering teams to devise solutions to various security challenges.

Join Our TeamAs a Junior Software Engineer specializing in Data Products at Yapily, you will be instrumental in developing and expanding our cutting-edge data platform. This entry-level role is ideal for individuals with a solid foundation in Java or Python who are enthusiastic about diving into the field of Data Engineering.Your contributions will be vital in crafting high-performance data pipelines, robust billing infrastructure, and intuitive self-service data APIs. This position provides a unique opportunity to engage with the Google Cloud Platform (GCP) stack, allowing you to learn how to create data systems that enable engineering teams to transform raw data into actionable insights.Key ResponsibilitiesData Pipeline Support: Collaborate in the design and upkeep of scalable data ingestion and processing systems using ETL/ELT methodologies.API Development: Assist in the creation and documentation of APIs for a seamless data experience for various stakeholders.Database Management: Work with SQL and NoSQL databases, optimizing schemas and crafting efficient queries to handle high-volume transactions.Cloud Resource Management: Learn to deploy and maintain software utilizing GCP services such as Pub/Sub, BigQuery, and Cloud Storage.Billing Infrastructure: Support the development of a reliable billing architecture in an event-driven environment.Cross-Functional Collaboration: Work alongside BI, infrastructure, and product teams to gather data requirements and deliver technical solutions.Quality Assurance: Engage in testing, monitoring, and logging to ensure system resilience.Continuous Learning: Participate in code reviews and agile ceremonies to enhance your technical skills and product knowledge.

Join Veeva Systems, a pioneering force in industry cloud solutions, dedicated to expediting the journey of therapies to patients. As one of the fastest-growing SaaS companies in history, we achieved over $2B in revenue last year, with immense potential for further growth.At Veeva, our core values guide us: Do the Right Thing, Customer Success, Employee Success, and Speed. We made history in 2021 by becoming a public benefit corporation (PBC), committed to balancing the needs of our customers, employees, society, and investors.As a Work Anywhere company, we empower you to work from home or in the office, fostering an environment where you can thrive.Join us in transforming the life sciences industry and making a meaningful impact on our customers, employees, and communities.The RoleAt Veeva Link, we are creating the intelligence layer for life sciences, developing connected data applications that accelerate drug development and enhance patient outcomes. We believe that merging high-quality data with cutting-edge software produces extraordinary value.Our commitment to execution drives us. We prioritize speed, accuracy, and quality in our daily work. Our engineering philosophy focuses on precise product definitions leading to comprehensive technical designs. Utilizing a modern tech stack allows us to deliver robust applications and exceptional user experiences.Our work encompasses two critical areas:Data-Driven InsightsWe create sophisticated applications that map and interpret global scientific and medical expertise, yielding high-impact insights and AI-driven intelligence. Our engineers tackle intricate data modeling, entity resolution, and advanced machine learning challenges.Intelligent Business WorkflowsWe design intelligent workflows that streamline business processes, enabling life sciences companies to operate more efficiently and effectively.

Join Talan as an eTrading Python Production Engineer in London, where you will play a crucial role in enhancing our electronic trading systems. You will be responsible for developing, deploying, and maintaining high-quality code that ensures the reliability and performance of our trading platforms. Collaborate with cross-functional teams to implement robust solutions that meet business requirements and optimize trading workflows.