Senior Chem-Bio Software Engineer

AISI seeks a Senior Chem-Bio Software Engineer to join the team in London, UK. This role centers on creating software that advances projects in both chemical and biological domains. The position calls for a strong focus on quality and performance in every stage of the development process. Key responsibilities Collaborate with colleagues from a range of disci…

Role Overview The Global Head of Operations & Maintenance Engineering at WiseEnergy, part of NextEnergy Group, leads the development and continuous improvement of global O&M engineering practices. Based in London, Madrid, or Sevilla, this senior position shapes the O&M strategy across multiple regions, asset types, and client portfolios. Key Responsibilities Set and maintain global engineering standards for O&M activities. Develop and refine the O&M strategy to ensure consistent, high-quality service delivery through third-party partners. Maximize asset value by ensuring O&M spending drives performance, reliability, and long-term sustainability. Act as the strategic lead for O&M partnerships: build strong relationships, define expectations, and manage provider performance. Oversee asset performance, availability, and compliance, focusing on risk mitigation and robust governance. Use operational data and insights to inform future asset design, construction, and investment decisions. Serve as WiseEnergy’s senior technical authority for operational assets. Work closely with WiseEnergy’s senior leadership and the broader NextEnergy Group to strengthen engineering capabilities and deliver quality service to clients and fund managers. Location London, England, United Kingdom Madrid, Madrid, Spain Sevilla, Seville, Spain

Join our innovative team at Spotify for Authors (SFA), the premier platform revolutionizing the audiobook industry. As a Senior Full Stack Engineer, you will play a pivotal role in developing a robust web application that empowers publishers, authors, and narrators with essential tools for catalog management, performance tracking, and content distribution on Spotify. We are on an exciting journey to scale our user base to 100,000, utilizing a cutting-edge React/TypeScript frontend and Java backend services, complemented by data pipelines that enhance our audiobook ecosystem. At SFA, we are directly contributing to Spotify's key initiatives: improving audiobook accessibility, advancing content creation tools, and refining discovery mechanisms. Our philosophy embraces collaboration, where contributions know no boundaries, quality is a shared goal, and we leverage the latest technologies, including AI, to minimize manual tasks and amplify creative expression.

Internship Overview Wexler is seeking a Software Engineering Intern to join its London team. This is a hands-on role where interns work closely with experienced Software and Machine Learning Engineers, contributing directly to the company’s agent infrastructure and product innovation. The work impacts legal professionals who depend on Wexler’s technology every day. This internship is designed for students set to graduate in 2026 or strong second-year students from top UK universities, ideally studying Computer Science or a related field. A genuine interest in building, learning, and applied AI is important. About Wexler Wexler specializes in Legal AI, focusing on solutions tailored to the specific workflows of legal professionals. The company addresses the slow adoption of AI in the legal sector by offering targeted, precise tools rather than general-purpose platforms. Wexler’s approach has earned positive feedback for its attention to detail and commitment to supporting the needs of legal practitioners. What You Will Do Develop and improve Wexler’s agentic infrastructure. Work with the technical team on new projects that extend product capabilities. Help build user interfaces that make complex legal workflows accessible. Collaborate with AI engineers to bring LLM features into production systems. Participate in architecture discussions and learn best practices from experienced engineers. Tackle challenges such as delivering smooth user experiences, scaling performance, and upholding enterprise security standards. Technical Skills Back-end: Solid experience with Node.js, TypeScript, or Python (preferably both). Ability to write clean, testable server-side code. Databases: Familiarity with relational databases, especially PostgreSQL. Understanding of schema design and querying.

Role Overview Vega is hiring a Front-end Engineer in London. This position focuses on building and improving web interfaces that serve a wide range of users. The work centers on creating responsive, accessible designs and collaborating with colleagues from different teams. What You Will Do Work with cross-functional teams to design and implement user interfaces Use HTML, CSS, and JavaScript to build and refine web pages Contribute to a consistent and positive user experience across Vega’s products Ensure designs adapt smoothly to different devices and screen sizes Key Skills Proficiency in HTML, CSS, and JavaScript Experience developing responsive web interfaces Ability to collaborate with team members from different disciplines This role is based in London.

Company: Fuse EnergyLocation: London, England, United Kingdom About Fuse Energy Fuse Energy is a renewable energy startup focused on delivering a terawatt of sustainable energy. Backed by $170 million from investors including Multicoin, Balderton, and strategic partners like Nico Rosberg, the company is building a fully integrated energy business. Fuse Energy develops solar, wind, and hydrogen projects, and operates in real-time power trading and distributed energy solutions. By working directly with consumers, Fuse Energy aims to lower costs and pass savings along. The company is also building the Energy Network: a decentralized platform of smart devices that rewards users with Energy Dollars for optimizing energy use. This network supports grid stability, which is critical for AI data centers and energy-heavy industries. Role Overview The Electrical Engineer will provide expertise for utility-scale solar and Battery Energy Storage System (BESS) projects throughout the UK. This position supports projects from early development through construction and commissioning, ensuring technical assurance, grid compliance, and strong electrical performance. The role involves close collaboration with internal teams, EPC contractors, and external consultants to deliver safe, reliable, and compliant systems. The Electrical Engineer reports to the Engineering Manager. Main Responsibilities Electrical Engineering & Assurance Act as the electrical subject matter expert for utility-scale solar and BESS projects. Evaluate and validate designs from consultants and EPC contractors. Ensure project specifications are met and maintained. Offer technical insights to improve performance and reliability. Grid Compliance Review grid connection agreements for compliance with DNO/TSO requirements. Oversee and validate grid studies completed by third parties. Ensure adherence to the UK Grid Code, G99/G100, and other relevant standards. Support regulatory and technical compliance at every project stage. Project Delivery Provide electrical support from development through commissioning. Serve as the main contact between internal teams and EPC contractors. Review deliverables and respond to technical queries (RFIs/TQs). Assist with the transition to operations, focusing on optimal system performance.

About Baringa Partners Baringa Partners is a global consulting firm working with organizations across industries to deliver meaningful change. With more than 2,000 professionals based in the UK, Europe, North America, Asia, and Australia, Baringa combines international perspective with local expertise. The firm supports clients in sectors such as energy and resources, financial services, government, consumer products, retail, pharmaceuticals, life sciences, manufacturing, and technology, media, and telecommunications. Baringa’s teams focus on strategy, transformation, and operational improvement, drawing on advanced technology, data analytics, AI, and digital tools. The company is known for its collaborative approach, deep sector knowledge, and a culture that values curiosity and client success. Baringa has received recognition as a Great Place to Work, has been featured in 22 categories of the Financial Times UK Leading Management Consultants rankings, and has appeared on Forbes’ list of the World’s Best Management Consulting Firms for four years running. Role Overview: Senior Software Engineer (Future Opportunities) The Power and Low Carbon Solutions practice at Baringa is growing. The team is looking for experienced Platform Software Engineers to support its work. This posting is for future opportunities: candidates interested in joining Baringa in a senior software engineering capacity are encouraged to register their interest. The team will reach out when a suitable role becomes available. What the Team Does Baringa is recognized for its expertise in modeling energy markets and supporting the transition to a low-carbon future. The work involves a range of modeling, data analysis, and processing activities. Tasks include reviewing academic research and handling large-scale scenario projections, sometimes managing terabytes of data that cover decades of hourly forecasts. The team brings together professionals from varied backgrounds and locations. They work with a broad set of technologies, tools, and modeling techniques. Day-to-day, they need reliable access to data and analytics through interfaces such as GUIs and APIs. Location This is a London-based role.

ASOS seeks a Machine Learning Engineer in London to focus on recommendation systems. The main responsibility involves developing and refining models that deliver personalized product suggestions to customers. Key responsibilities Design and implement machine learning models that improve the relevance of product recommendations. Translate data insights into practical updates for recommendation algorithms, working alongside team members. Contribute to projects aimed at enhancing the user experience through smarter, more tailored suggestions. Collaboration This role involves partnering with colleagues in data science and engineering to share expertise and strengthen the performance of ASOS’s recommendation systems.

Nice Ltd. is looking for a Principal Partner Success Implementation Engineer based in London. This position centers on enhancing partner experiences and ensuring the effective rollout of company solutions. Key responsibilities Collaborate with both internal teams and external partners to deliver solutions tailored to partner requirements. Develop and sustain strong working relationships with partners during each stage of the implementation process. Provide support to partners, helping them adopt Nice Ltd. products and maintain satisfaction over time. Role focus This role emphasizes communication, relationship building, and hands-on support to help partners achieve success with Nice Ltd. solutions.

Corgi builds insurance products for tech startups, using artificial intelligence to power underwriting and streamline processes. The company operates as a fully licensed carrier, has raised $108M, and is expanding into the UK and EU. The platform relies on Django and Stripe, with a focus on fast, AI-driven solutions. Role overview This Full-Stack Engineer position is based in London. The team values people who turn ideas into working products, whether through side projects, weekend builds, or tools that real users rely on. Engineers here often work independently, taking projects from concept to deployment without waiting for a detailed roadmap. Self-starters who enjoy building and shipping quickly will feel at home. Requirements Track record of independently developing and launching projects that reached users Comfort working across the stack, especially with Django and Stripe Ability to deliver results in hours or days, not long cycles Adaptability and willingness to change direction as needed Strong opinions, paired with openness to better solutions Focus on outcomes and results over job titles How we work Decisions happen quickly, prioritizing action over perfection Products and process changes launch regularly, not just on a quarterly basis Ship-and-iterate mindset: feedback and improvement come after launch High energy is expected during product pushes and quieter times Transparency: decisions are made openly Internal competition is encouraged, with top performers raising the bar This is a hands-on role for builders who want to make an impact. Behaviors that lead to removal Office politics, avoiding responsibility, or gossip Taking direct feedback personally instead of constructively Adding unnecessary overhead instead of streamlining Missing deadlines after committing to them How to apply Send links to GitHub, personal sites, live projects, or shipped work Resumes are not accepted Email applications to: sergio@corgi.com If you cannot show shipped work, this role is not a fit Location and compensation London-based, with on-site or hybrid options Base salary: £75,000 to £140,000, plus equity Compensation is based on ability to ship, not job titles

Corgi builds insurance products for tech startups, using AI to drive its platform and underwriting. With $108 million raised and a carrier license in place, Corgi operates with regulatory approval and is expanding into the UK and EU. The core technology stack includes Django and Stripe for payments. Role overview This Full-Stack Software Engineer position is based in London. The work centers on building and deploying products independently, rather than following detailed roadmaps. Candidates who have shipped real products, whether side projects, weekend builds, or anything with actual users, will stand out here. What we look for Engineers who take ideas from concept to live product, hands-on. Proven experience shipping projects independently. Comfort working across the stack and adapting quickly to new challenges. Focus on achieving results in hours and days, not just over long sprints. Openness to feedback and new approaches, paired with strong opinions. Low-ego, outcome-driven mindset. How we work Decisions happen quickly, waiting for perfect solutions is not the norm. New products and changes go live regularly, not just quarterly. Shipping and iterating take priority over lengthy review cycles. Intensity remains high during both launches and quieter periods. Transparency matters; decisions are made openly. Internal competition is encouraged to raise the bar for everyone. This is a build-focused role. Coasting is not part of the culture. Behaviors that won't fit Office politics, gossip, or avoiding responsibility. Taking feedback personally rather than using it to improve. Adding unnecessary complexity instead of simplifying. Missing deadlines after making commitments. How to apply Share links to GitHub, personal sites, live projects, or any deployed products. CVs are not accepted. Email applications to: sergio@corgi.com If you cannot provide evidence of shipped work, this role is likely not a match. Location and compensation London-based, with on-site or hybrid options. Base salary: £75,000 to £140,000, plus equity. The salary range reflects a focus on demonstrated ability to ship, not job titles.

Corgi is an AI-driven insurance company serving tech startups. After raising $108 million and becoming a licensed carrier, Corgi is expanding into the UK and EU. The platform relies on Django, Stripe for payments, and AI-powered underwriting to simplify the insurance process. Role overview The JavaScript Engineer role is based in London. Corgi values engineers who can build and launch products independently, without waiting for detailed project plans. Candidates who have shipped side projects, weekend builds, or live products used by real people will stand out. What we look for Motivated, energetic engineers comfortable in a startup setting Evidence of independently developed and launched projects Ability to deliver results quickly, often in hours or days Comfort working across the stack and tackling a range of technical challenges Strong opinions balanced with openness to feedback and change Low-ego approach, focused on outcomes rather than titles How we work Decisions are made quickly, not delayed for perfect solutions New products and improvements launch regularly, not just quarterly We ship and iterate, avoiding drawn-out review cycles Energy stays high during launches and quieter periods alike Transparency guides decision-making; no private backchannels Top performers raise the bar for the whole team This position is for doers who want to make an impact, not those looking to coast. Behaviors that will end employment Office politics, blame-shifting, or gossip Taking feedback personally instead of using it to improve Adding unnecessary complexity instead of simplifying Missing deadlines after committing to them How to apply Send links to your GitHub, personal website, live projects, or shipped products Do not send a CV Email applications to: sergio@corgi.com If you cannot provide evidence of shipped work, this role is not a fit Location and compensation Based in London; on-site and hybrid options available Base salary: £75,000 to £140,000, plus equity Salary depends on proven ability to ship, not job title

Corgi is an AI-driven insurance provider serving technology startups. With $108 million in funding and licensed carrier status, the company is expanding across the UK and EU. The platform relies on Django, Stripe for payments, and AI-powered underwriting. Role overview The Senior Software Engineer role in London focuses on taking ideas from concept to live deployment with minimal oversight. Candidates who have shipped side projects, launched tools to real users, or built products independently will stand out. This position values initiative and the ability to deliver quickly. What you will do Independently develop and launch new products and features Work across the stack, adapting to different technical challenges Deliver tangible results in hours or days Contribute to a ship-and-iterate workflow with frequent deployments Engage in open, transparent decision-making Requirements Experience building and shipping projects independently Comfort working in a startup setting with high expectations for speed and adaptability Ability to handle feedback constructively and seek better solutions Strong opinions, balanced with openness to new ideas Focus on results and real impact Work culture Rapid decision-making and frequent product launches Continuous improvement beyond quarterly cycles Transparency in all decisions Healthy internal competition to raise standards Consistent intensity during both launches and quieter periods Behaviors that will lead to quick removal Office politics, avoiding responsibility, or gossip Taking feedback personally instead of constructively Adding unnecessary complexity Missing commitments or failing to follow through promptly How to apply Send links to your GitHub, personal website, or live projects Resumes are not accepted Email applications to: sergio@corgi.com If you cannot show shipped work, this role is likely not a fit Location and compensation Based in London with hybrid work options Base salary: £75,000 to £140,000, plus equity Compensation reflects proven ability to ship, not job titles

Corgi Insurance builds AI-powered insurance products for tech startups, using a Django platform and Stripe for payments. With $108M in funding and a licensed carrier status, the company is expanding across the UK and EU. The London team is growing to support this next phase. Role overview This Software Engineer position is for someone who enjoys building and shipping real products. The team values engineers who move quickly from idea to live release, working independently and taking ownership of outcomes. Planning and discussion matter, but action and delivery come first here. What you will bring Proven experience independently building and launching projects that serve real users and handle meaningful traffic. A habit of measuring progress in hours and days, not weeks or months. Comfort working across the stack and picking up new tools or skills as needed. Strong, well-reasoned opinions, open to feedback and willing to challenge weak ideas. A humble, improvement-focused mindset, centered on building rather than appearances. How the team works Decisions are made quickly, without waiting for perfect answers. New products and process changes ship regularly, not just on fixed cycles. Action and iteration are valued over prolonged review. High energy is expected during launches, with steady performance year-round. Decision-making is transparent. Internal competition motivates and lifts the whole team. This is a hands-on role for those who want to build and deliver. It will not suit anyone looking to coast. Behaviors that don’t fit Office politics, blame-shifting, or gossip. Taking direct feedback personally. Overcomplicating solutions. Missing commitments or failing to deliver promptly. How to apply Send links (not CVs) to sergio@corgi.com: GitHub profile Personal website Live projects Any shipped work Evidence of shipped work is required for consideration. Location This position is based in London, with options for on-site or hybrid work.

Join Deliveroo as a Machine Learning Engineer and help shape the future of food delivery through innovative technologies. You will be responsible for developing and implementing machine learning models that enhance our services and optimize our operations.In this role, you will collaborate with cross-functional teams to identify opportunities for machine learning applications and work on end-to-end solutions. You will have the chance to work with large datasets, apply advanced analytics, and contribute to impactful projects.

About the RoleJoin our dynamic team at minderacraft as a passionate Engineering Manager specializing in modern front-end technologies. You will leverage your expertise in React, Next.js, and TypeScript to provide exceptional technical leadership, driving excellence in our engineering practices. Your creativity, curiosity, and confidence will be essential in shaping high-quality digital products within our empowered, self-managing, multi-disciplinary teams.Your key responsibilities will include establishing a best-in-class front-end engineering capability, implementing modern development practices, and building scalable, high-performance web applications.This position is a 6-month contract (outside IR35), requiring 3 days a week onsite in Paddington, London.

Role overview Sanity is looking for a Senior Software Engineer, Content Agent, based in London, UK. This role centers on shaping how content is managed and delivered across a range of platforms. The main focus is building and refining Sanity’s content management system to meet evolving user needs. What you will do Collaborate with colleagues from various teams to design, develop, and improve the core content management system Contribute to technical decisions that influence the direction of Sanity’s platform Help ensure the system adapts to new requirements and remains effective for a diverse user base Requirements Creative approach to solving complex technical challenges Commitment to high standards and ongoing improvement Interest in teamwork and making a visible impact through your work

CUBE delivers regulatory intelligence solutions to financial services firms worldwide. Our SaaS platform uses AI to help clients manage complex and changing compliance demands. With a global presence and a team spanning 19 countries, CUBE focuses on collaboration, diversity, and continual product improvement. In 2024, CUBE achieved 50% growth through both organic expansion and acquisitions. The company values ambition, bold thinking, and personal ownership, encouraging employees to shape their careers and contribute to ongoing innovation. Our team includes over 700 professionals working together to transform regulatory compliance for financial institutions. Role overview The Senior Security Engineer will strengthen security engineering standards across CUBE's products and platforms. This hands-on role sits within the growing security function and reports to the Head of Information Security. The position is based in London. What you will do Design and implement security controls for CUBE's SaaS products and internal platforms Integrate security practices into development workflows Develop automation and system integrations to scale security across the organization Promote security awareness and collaborate with teams to maintain high standards Requirements Strong hands-on experience in security engineering Proven ability to develop automation and integrate security tools into engineering workflows Collaborative approach and ability to promote security best practices across teams Comfort working in a role that involves building and creating new solutions

Pharmacy2U, the UK's largest online pharmacy, serves over 1.8 million NHS patients and has been a trusted name in digital healthcare for 25 years. As a certified B Corp and Great Place to Work, the company is committed to high social and environmental standards, transparency, and a supportive workplace. Role overview This Full Stack Engineer position is based in London with a hybrid work model. Expect to work from the central London office twice each month. The role is permanent and full-time. Core hours are 09:30 to 16:00, with flexibility to adjust your schedule around these times. What you will do Share technical responsibility for both current and new services. Collaborate with engineers, clinicians, algorithm developers, and Quality Analysts to deliver solutions that are reliable and well-tested. Take part in an out-of-hours on-call rota when required. On-call duties are scheduled fairly and include additional compensation. Who we’re looking for The team is seeking a skilled, detail-oriented Full Stack Engineer who values collaboration and problem-solving. A strong commitment to quality and a desire to improve healthcare for millions are important in this role. Why join Pharmacy2U? Work alongside a team focused on enhancing patient care through technology. Join an organization recognized for its positive culture and social responsibility. Receive a comprehensive benefits package and a competitive salary based on experience. Benefit from supportive and flexible working arrangements.

At Ripple, we're pioneering a future where value is transferred as seamlessly as information. Our bold vision is already becoming a reality. By providing innovative crypto solutions to financial institutions, businesses, governments, and developers, we are enhancing the global financial landscape, fostering economic fairness, and creating opportunities for individuals worldwide. Join us to do the most impactful work of your career, surrounded by supportive colleagues who empower your growth.If you're eager to make a difference and unlock exceptional career development opportunities, come aboard and help us shape real-world value.THE WORKRippleX is committed to empowering the innovators of tomorrow on the XRP Ledger (XRPL), renowned for being one of the fastest and most reliable public blockchains globally. We strive to democratize the digital economy by offering practical support, nurturing a vibrant developer community, and leveraging our expertise as a forward-thinking technology company.The XRPL is a decentralized public blockchain, driven by a global network of businesses and developers who are dedicated to solving real-world challenges and generating value. Having proven its reliability for over a decade with more than 90 million ledgers closed, the XRPL offers streamlined development, cost-effective transactions, high performance, and sustainability. We are seeking senior engineering talent to maintain our high technical standards while creating innovative solutions that meet the evolving demands of the global digital economy.WHAT YOU'LL DOEnhance the capabilities, performance, scalability, and reliability of the XRP Ledger.Engage in the complete software development lifecycle, including architecture, technical design, C++ development, bug fixing, and both functional and performance validations.Contribute to the open-source XRP Ledger community, upholding high standards for code quality, testing, and deployment.Actively participate in code reviews to ensure the integrity of our codebase.WHAT YOU'LL BRINGA Bachelor’s degree in Computer Science or a related field, along with 5+ years of substantial experience in software product development using C++.Proven experience in backend distributed systems development.A strong passion for blockchain technology and its transformative potential.Quick adaptability to new technologies and programming languages.Exceptional problem-solving skills, with the ability to devise creative solutions for complex challenges.Preferred: Experience in developing and contributing to open-source software.