901 to 925 of 2,129 Developer Jobs in London

Lead Fullstack GenAI Developer (Python/GenAI/LLM) Hybrid Remote (Manchester, London, or Glasgow HQ) Up to £88k + £8k Global Consultancy Client *Security clearance eligibility is essential to be considered for this role* Are you a talented Fullstack Developer with a passion for Generative AI (GenAI) and looking for an exciting opportunity to grow within an innovative global … consultancy? We’re seeking a skilled Fullstack GenAI Developer to join a dynamic, expanding team. If you have experience balancing Fullstack Development with GenAI expertise, this could be the perfect next step in your career! Why Join Us? You'll be joining a forward-thinking consultancy that offers incredible growth potential, with the chance to work on cutting-edge GenAI … with clients, and explore new business development avenues as you shape the future of AI-driven solutions. What We’re Looking For: Lead/Managerial experience as a GenAi Developer/Python (With commercial GenAi FS experience) Python - FastAPI Typescript, React, Next.js or Vite LangChain, LangGraph, CrewAI, or Vercel AI (Python or JavaScript) LLM platforms: OpenAI, Anthropic, Mistral, or Llama More ❯

Our client, a leading financial institution, is looking for an experienced Microsoft Dynamics 365 Developer to join their team on a 12-month fixed-term contract. You will work within a multi-disciplinary SCRUM team, developing and delivering solutions that are resilient, cost-effective, and aligned with the Bank s strategy. This is a hybrid role that'll require you …/Production environments. Maintain solutions that comply with security and regulatory standards. Strong Microsoft Dynamics 365 & Power Platform expertise with development experience. Minimum 3 years experience as a D365 Developer, with knowledge of Sales, Service, and Marketing modules. Proficient in C#, JavaScript, and D365 customisations. Familiarity with DevOps, GIT, Azure DevOps, CI/CD. Agile/SCRUM experience with a More ❯

Are you a technically minded problem-solver with a passion for learning and development? This is a brilliant opportunity for a Tech Support Developer with around three years of experience to join a fast-moving, innovative tech company working on fascinating, real-world challenges. Tech Support Developer Salary: £50k Based: London (3 days in office) In this varied and rewarding More ❯

Are you a technically minded problem-solver with a passion for learning and development? This is a brilliant opportunity for a Tech Support Developer with around three years of experience to join a fast-moving, innovative tech company working on fascinating, real-world challenges. Tech Support Developer Salary: £50k Based: London (3 days in office) In this varied and rewarding More ❯

Are you a technically minded problem-solver with a passion for learning and development? This is a brilliant opportunity for a Tech Support Developer with around three years of experience to join a fast-moving, innovative tech company working on fascinating, real-world challenges. Tech Support Developer Salary: £50k Based: London (3 days in office) In this varied and rewarding More ❯

We're looking for a Full-Stack Developer & Digital Designer who can blend creativity with technical expertise to build seamless, engaging digital experiences. In this role, you'll design intuitive user interfaces, craft thoughtful visual systems, and then bring them to life through clean, scalable front- and back-end code. You'll collaborate across teams to develop responsive applications that More ❯

A + Bonus Location – London/Hybrid My client is a well-established and successful tech house working in the finance sector who are looking a talented Junior C# Developer, with outstanding technical and communication skills to join their existing team of software engineers and work on an exciting new project! You will get the chance to work with some More ❯

A + Bonus Location – London/Hybrid My client is a well-established and successful tech house working in the finance sector who are looking a talented Junior C# Developer, with outstanding technical and communication skills to join their existing team of software engineers and work on an exciting new project! You will get the chance to work with some More ❯

Senior Frontend Developer Up to £80,000 Central London - Flexible Hybrid Options Health-Tech A start-up within the health space are seeking a Senior Frontend Developer to join a high performing squad of engineers building a unique SAAS platform which is radically streamlining an existing complex process. You'd join as a Senior Frontend Developer and make a real … impact on user facing features from the off while enhancing frontend architecture in order to accelerate the products ground-breaking advancements. As a Senior Frontend Developer, you will have the following: Strong expertise in React & Typescript - ideally also with Next.js Strong UI/UX intuition with a user-centric approach Fullstack exposure with Python or another backend programming language - Java More ❯

Senior Frontend Developer Up to £80,000 Central London - Flexible Hybrid Options Health-Tech A start-up within the health space are seeking a Senior Frontend Developer to join a high performing squad of engineers building a unique SAAS platform which is radically streamlining an existing complex process. You'd join as a Senior Frontend Developer and make a real … impact on user facing features from the off while enhancing frontend architecture in order to accelerate the products ground-breaking advancements. As a Senior Frontend Developer, you will have the following: Strong expertise in React & Typescript - ideally also with Next.js Strong UI/UX intuition with a user-centric approach Fullstack exposure with Python or another backend programming language - Java More ❯

A + Bonus Location – London/Hybrid My client is a well-established and successful tech house working in the finance sector who are looking a talented Junior C# Developer, with outstanding technical and communication skills to join their existing team of software engineers and work on an exciting new project! You will get the chance to work with some More ❯

A + Bonus Location – London/Hybrid My client is a well-established and successful tech house working in the finance sector who are looking a talented Junior C# Developer, with outstanding technical and communication skills to join their existing team of software engineers and work on an exciting new project! You will get the chance to work with some More ❯

Senior Frontend Developer Up to £80,000 Central London - Flexible Hybrid Options Health-Tech A start-up within the health space are seeking a Senior Frontend Developer to join a high performing squad of engineers building a unique SAAS platform which is radically streamlining an existing complex process. You'd join as a Senior Frontend Developer and make a real … impact on user facing features from the off while enhancing frontend architecture in order to accelerate the products ground-breaking advancements. As a Senior Frontend Developer, you will have the following: Strong expertise in React & Typescript - ideally also with Next.js Strong UI/UX intuition with a user-centric approach Fullstack exposure with Python or another backend programming language - Java More ❯

London- Hybrid- 3 days on-site per week 6 months + UMBRELLA only- Inside IR35 Experienced SSIS Developer to design, develop, and maintain robust ETL processes using SQL Server Integration Services (SSIS) . The ideal candidate will work closely with business analysts, data architects, and stakeholders to ensure reliable data integration, transformation, and delivery across enterprise systems. Key Responsibilities Design More ❯

Senior Frontend Developer Up to £80,000 Central London - Flexible Hybrid Options Health-Tech A start-up within the health space are seeking a Senior Frontend Developer to join a high performing squad of engineers building a unique SAAS platform which is radically streamlining an existing complex process. You'd join as a Senior Frontend Developer and make a real … impact on user facing features from the off while enhancing frontend architecture in order to accelerate the products ground-breaking advancements. As a Senior Frontend Developer, you will have the following: Strong expertise in React & Typescript - ideally also with Next.js Strong UI/UX intuition with a user-centric approach Fullstack exposure with Python or another backend programming language - Java More ❯

ownership of technical delivery within your team, ensuring high-quality, scalable solutions that align with both product goals and engineering standards. You will be working closely with the Principal Developer, other Lead Developers, and Engineering Managers to ensure your team's work contributes to a consistent and scalable wider strategy. Key Responsibilities Lead and mentor your team in full stack … development, fostering technical excellence and continuous learning. Own technical delivery within your team while working with the Principal Developer, other Lead Developers, and Engineering Managers on architecture, tooling, and overall engineering strategy. Develop and maintain Server Side logic and user-facing features, ensuring applications meet high standards for quality, scalability, and security. Collaborate with Product Managers and UI/UX More ❯

ownership of technical delivery within your team, ensuring high-quality, scalable solutions that align with both product goals and engineering standards. You will be working closely with the Principal Developer, other Lead Developers, and Engineering Managers to ensure your team’s work contributes to a consistent and scalable wider strategy. Key Responsibilities Lead and mentor your team in full stack … development, fostering technical excellence and continuous learning. Own technical delivery within your team while working with the Principal Developer, other Lead Developers, and Engineering Managers on architecture, tooling, and overall engineering strategy. Develop and maintain server-side logic and user-facing features, ensuring applications meet high standards for quality, scalability, and security. Collaborate with Product Managers and UI/UX More ❯

around the globe. At Citi, you'll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview Senior Agile Java Developer - Prime Brokerage Technology What We do/The Team Prime Brokerage Technology provides solutions that underpin the operations of our clients and traders that provide the foundation of our Prime … on Development. Provide technical leadership for an agile development team, championing best practices in Continuous Integration and Continuous Deployment (CI/CD). Foster a culture of quality through developer-led automated testing initiatives. Drive continuous improvement in SDLC, agile and DevOps processes using key performance indicators, including DORA metrics, to enhance team efficiency and software delivery. Lead design, planning More ❯

re listed on the London Stock Exchange and operate in 13 countries — and our success is powered by exceptional people. We’re now looking for a talented team-oriented developer who thrives in a collaborative environment, enjoys solving complex technical challenges, and wants to make an impact in a fast-paced, global setting. Join our Pricing & Risk team , working on More ❯

re listed on the London Stock Exchange and operate in 13 countries — and our success is powered by exceptional people. We’re now looking for a talented team-oriented developer who thrives in a collaborative environment, enjoys solving complex technical challenges, and wants to make an impact in a fast-paced, global setting. Join our Pricing & Risk team , working on More ❯

Full-Stack Developer Contract Fully Remote Outside of IR35 My Customer who are investing in their technology platform to enhance customer, supplier, and operational workflows is looking for an experienced Full-Stack Developer with strong Golang and React skills. The Full-Stack Developer will help deliver a series of new modules and integrations as part of their Waste Brokerage Platform. … Hosting/Infrastructure: AWS (microservices architecture) Other: REST APIs, CI/CD pipelines, version control (Git), Jira, agile delivery Relational databases: PostgreSQL, MySQL Key responsibilities of the Full-Stack Developer Outside of IR35 Develop and extend backend services using Golang , following microservices principles. Build and enhance responsive user interfaces using React and TailwindCSS . Contribute to key modules including: Client … Customer Portal API Integration Rebate Management System Ensure seamless data integration between services via secure REST APIs. Deploy, test, and optimise services within the AWS environment. The Full-Stack Developer role in initially a 2-week contract role with potential extension. This role will be fully remote. Apply now to speak with VIQU IT in confidence about the Full-Stack More ❯

Full-Stack Developer – Contract – Fully Remote – Outside of IR35 My Customer who are investing in their technology platform to enhance customer, supplier, and operational workflows is looking for an experienced Full-Stack Developer with strong Golang and React skills. The Full-Stack Developer will help deliver a series of new modules and integrations as part of their Waste Brokerage Platform. … Hosting/Infrastructure: AWS (microservices architecture) Other: REST APIs, CI/CD pipelines, version control (Git), Jira, agile delivery Relational databases: PostgreSQL, MySQL Key responsibilities of the Full-Stack Developer Outside of IR35 Develop and extend backend services using Golang , following microservices principles. Build and enhance responsive user interfaces using React and TailwindCSS . Contribute to key modules including: Client … Customer Portal API Integration Rebate Management System Ensure seamless data integration between services via secure REST APIs. Deploy, test, and optimise services within the AWS environment. The Full-Stack Developer role in initially a 2-week contract role with potential extension. This role will be fully remote. Apply now to speak with VIQU IT in confidence about the Full-Stack More ❯

Full-Stack Developer – Contract – Fully Remote – Outside of IR35 My Customer who are investing in their technology platform to enhance customer, supplier, and operational workflows is looking for an experienced Full-Stack Developer with strong Golang and React skills. The Full-Stack Developer will help deliver a series of new modules and integrations as part of their Waste Brokerage Platform. … Hosting/Infrastructure: AWS (microservices architecture) Other: REST APIs, CI/CD pipelines, version control (Git), Jira, agile delivery Relational databases: PostgreSQL, MySQL Key responsibilities of the Full-Stack Developer Outside of IR35 Develop and extend backend services using Golang , following microservices principles. Build and enhance responsive user interfaces using React and TailwindCSS . Contribute to key modules including: Client … Customer Portal API Integration Rebate Management System Ensure seamless data integration between services via secure REST APIs. Deploy, test, and optimise services within the AWS environment. The Full-Stack Developer role in initially a 2-week contract role with potential extension. This role will be fully remote. Apply now to speak with VIQU IT in confidence about the Full-Stack More ❯

C# Developer Onsite Working Financial Services Lorien's leading Investment client are looking for a C# Developer to join them on a contract basis on an 6-month contract. We are looking for a strong C# Developer who has experience of working within Investment Banking environments with strong communication skills. This role is based in London. This role will be More ❯

Senior JavaScript Developer 3-4 days p/week in London Paying up to £80k Senior JavaScript Developer – Would you like the opportunity to work for a fast growing start-up who are on a mission to create an AI tutor to help learners? They’re currently building an all-in-one platform for aiding students to achieve their full … potential. AI is at the heart of everything they do, from their products to the way they work as a team. As a Senior JavaScript Developer, you will be joining a small team, where you will build, scale, and maintain high-quality fullstack applications while collaborating closely with product and design to deliver end-to-end features. The ideal candidate … AI. Key requirements: 5+ years of fullstack development experience. Strong skills in React, TypeScript Node AWS Experience integrating AI/ML via APIs If you’re a Senior JavaScript Developer who enjoys the idea of working in an EdTech Start-up, please apply. More ❯