226 to 250 of 737 Developer Jobs in London

This is a 12 month FTC contract role to a public sector client. You can work hyrbid in London (2 days per week in London office) or remote in the UK (visit London office once every two month). Our More ❯

Contact email: Job ref: React_FICC_ Duration: Permanent Startdate: Negotiable We are seeking experienced React Developers to join the Fixed Income eTrading technology team at a global investment bank. This position is part of a high-profile, multi-year transformation More ❯

As part of our exciting growth journey, we're expanding our Mobile Engineering team and are on the lookout for a talented iOS Engineer to join us on a hybrid basis at our London office. This is a rare chance More ❯

We’re seeking a topflight Senior Backend Developer with a strong software engineering background including 5+ years majoring in writing Backend applications using Python and Django (Rest Framework). The Senior Backend Developer will be joining a top-flight team of 45 at a world-class healthcare scaleup to help scale a native mobile app by 10x over the next More ❯

Founded in 2013, GSR is a leading market-making and programmatic trading company in the fast-evolving world of cryptocurrency trading. With more than 200 employees in 5 countries, we provide billions of dollars of liquidity to cryptocurrency protocols and More ❯

Outsystems Contract Developer London Based Rate: 550 P/day negotiable What you'll be doing: Delivering fantastic low-code solutions on enterprise-level client projects. Working closely with the Tech Lead to support the implementation of innovative solutions that solve complex technical and business problems, ensuring that all best practices are being followed. Working within an Agile team following … count, group by, indexes, etc.). Good knowledge of C# and .Net including commonly used code libraries Bsc. in Computer Science or similar field of studies OutSystems Associate Reactive Developer certification UK residency or UK national to support eligibility for security clearances. Working in OutSystems applications that use a micro-services architecture Disclaimer: This vacancy is being advertised by either More ❯

Outsystems Contract Developer London Based Rate: £550 P/day negotiable What you'll be doing: Delivering fantastic low-code solutions on enterprise-level client projects. Working closely with the Tech Lead to support the implementation of innovative solutions that solve complex technical and business problems, ensuring that all best practices are being followed. Working within an Agile team following … count, group by, indexes, etc.). Good knowledge of C# and .Net including commonly used code libraries Bsc. in Computer Science or similar field of studies OutSystems Associate Reactive Developer certification UK residency or UK national to support eligibility for security clearances. Working in OutSystems applications that use a micro-services architecture Disclaimer: This vacancy is being advertised by either More ❯

Outsystems Contract Developer London Based Rate: £550 P/day negotiable What you'll be doing: Delivering fantastic low-code solutions on enterprise-level client projects. Working closely with the Tech Lead to support the implementation of innovative solutions that solve complex technical and business problems, ensuring that all best practices are being followed. Working within an Agile team following … count, group by, indexes, etc.). Good knowledge of C# and .Net including commonly used code libraries Bsc. in Computer Science or similar field of studies OutSystems Associate Reactive Developer certification UK residency or UK national to support eligibility for security clearances. Working in OutSystems applications that use a micro-services architecture Disclaimer: This vacancy is being advertised by either More ❯

transition. The company employs around 2,000 people globally and is owned by the Federal Government of Germany. Securing energy now and for the future. Job description: The Senior Developer has multiple responsibilities within the organization. Their?time is broken down to software delivery and junior developer coaching responsibilities. Software delivery responsibilities will vary over time but are focused on … the technical leadership, design and development of applications used in the trade lifecycle. It is expected that a Senior Developer will work on a portfolio of different software products during their time in the organization and will coach different individuals in their career. WHAT WILL YOU DO Work with the Vertical Leads (Delivery, Technical, QA, Architecture and Functional) to align More ❯

thought leaders in a dynamic and collaborative environment! Cognizant Microsoft Business Groups Business Applications team is hiring now and were looking for our next Senior Microsoft Dynamics 365 CRM Developer to join us. The Microsoft Business Group is a cloud-first, full-service Microsoft partner committed to delivering innovative technology solutions that solve human challenges. We are compelled by our … will you have in this role? You will be working on Dynamics 365 CRM solution implementations for Cognizants public sector customers. What will the Senior Microsoft Dynamics 365 CRM Developer be doing day-to-day? Analysing the clients business, developing an understanding of their business objectives, & identifying efficient ways D365/CRM will add value to their business Working closely … with the Senior Developer or Technical Lead Planning & executing the implementation of CRM developments, providing regular progress updates to internal & external clients Assisting with project communication & best practice throughout the system implementation. D365 Solution Management Knowledge in Performance tuning possibilities in Dynamics 365 implementations What type of experience does the Senior Microsoft Dynamics 365 CRM Developer need to be successful More ❯

connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments. Job Title: Senior Java Software Developer Requisition ID: 121988 Location: Frimley - Hybdrid working (1-2 days per week onsite) Grade: GG10 - GG11 Referral Bonus: £5,000 Are you passionate about working with cutting edge technology, and … self-motivated to deliver exciting new capabilities? Are you an experienced Java developer who likes a challenge and is keen to keep your skills current and even cross train into new technologies? As an experienced Java Developer in BAE Systems AI, you'll be working with our international customers to enhance and maintain cutting edge national security products, and will More ❯

Senior Software Developers specialising in trading systems required for an excellent client based in London. The successful Software Developer will join a extremely talented development team and you will be exposed to creating and maintaining our client's own applications based around a C#/.NET/SQL Server/ASP.NET universe. Many projects are greenfield projects and allow you More ❯

Senior Software Developers specialising in trading systems required for an excellent client based in London. The successful Software Developer will join a extremely talented development team and you will be exposed to creating and maintaining our client's own applications based around a C#/.NET/SQL Server/ASP.NET universe. Many projects are greenfield projects and allow you More ❯

smooth operation of applications. Participate in code reviews to ensure code quality and maintainability. Optimize application performance by identifying and resolving bottlenecks. SkillsMust have Proven experience as a Java Developer with strong proficiency in Java 1.8. Solid understanding of JSF (JavaServer Faces) and Spring, Spring Boot, Angular UI frameworks. Strong experience in Velocity templates, iBatis or myBatis, GIT, Jenkins Experience More ❯

portfolio of clients as a specialist consultant, working on a wide array of complex projects across multiple industries. The Role: We are seeking a skilled and motivated Full Stack Developer with strong expertise in Angular and .NET to join our dynamic development team. You will be responsible for designing, developing, and maintaining scalable web applications that deliver exceptional user experiences … date with emerging technologies and frameworks. Skills & Experience: Youll have a demonstrable passion for delivery with the following skills or proven experience in: Proven experience as a Full Stack Developer with a strong portfolio of Angular and .NET projects. Proficiency in Angular (v12+), TypeScript, HTML5, CSS3, and RxJS. Solid experience with .NET Core/.NET 6+, C#, and Entity Framework. More ❯

tech, our solution helps companies deploy intelligent agents, automate workflows, and accelerate innovation at scale. As demand surges for our product, we are currently hiring for a Senior Python Developer with Azure experience and a footing with AI who s ready to move at our speed. If you're passionate about AI, thrive in agile, fast-paced environments, and love … businesses create and manage powerful automation through models, agents, and reusable templates. Ready to build the future with us? The Role at a Glance: AI/Azure/Python Developer UK Remote Up to £90,000 Benefits include flexible remote work and an environment that values speed, quality, and autonomy. Product/Service: Neologik is an accurate, private & efficient multipurpose More ❯

tech, our solution helps companies deploy intelligent agents, automate workflows, and accelerate innovation at scale. As demand surges for our product, we are currently hiring for a Senior Python Developer with Azure experience and a footing with AI whos ready to move at our speed. If you're passionate about AI, thrive in agile, fast-paced environments, and love turning … businesses create and manage powerful automation through models, agents, and reusable templates. Ready to build the future with us? The Role at a Glance: AI/Azure/Python Developer UK Remote Up to £90,000 Benefits include flexible remote work and an environment that values speed, quality, and autonomy. Product/Service: Neologik is an accurate, private & efficient multipurpose More ❯

tech, our solution helps companies deploy intelligent agents, automate workflows, and accelerate innovation at scale. As demand surges for our product, we are currently hiring for a Senior Python Developer with Azure experience and a footing with AI who’s ready to move at our speed. If you're passionate about AI, thrive in agile, fast-paced environments, and love … businesses create and manage powerful automation through models, agents, and reusable templates. Ready to build the future with us? The Role at a Glance: AI/Azure/Python Developer UK Remote Up to £90,000 Benefits include flexible remote work and an environment that values speed, quality, and autonomy. Product/Service: Neologik is an accurate, private & efficient multipurpose More ❯

Permanent - Hybrid (2 days per week office based and 3 days remote) Hours: 35 hours per week Monday to Friday We're on the hunt for a Full Stack Developer who knows their way around Umbraco like a pro and isn't afraid to roll up their sleeves and build something brilliant. If you're fluent in C#, .NET, and More ❯

locally based skills and technical expertise to drive innovation and adoption of new technology. Your role and responsibilities IBM is seeking a highly skilled and motivated AWS Full Stack Developer to join our team in working on public sector government projects. This role requires a comprehensive understanding of both front-end and back-end web development, with extensive experience in … interested in a flexible working pattern, please talk to our recruitment team to find out if this is possible in the current working environment. Job Title AWS Full Stack Developer Job ID . click apply for full job details More ❯

Software Developer/Engineer (C# TypeScript) London/WFH to £55k Would like to progress your career as a Software Developer, working on a modern, web based, tech stack with continual learning and development opportunities as part of a diverse team? You could be progressing your career at a global FinTech consistently voted as a Top 10 place to work … they invest in their people, you'll be supported with training and can enjoy flexible working alongside a host of perks and benefits including flexible working. As a Software Developer you'll collaborate to design and develop new features and enhancements to the company's flagship web based trading product. You'll focus on backend systems using C# and TypeScript … based systems (Azure/AWS) You have strong analysis and problem solving skills You're collaborative with great communication skills What's in it for you: As a Software Developer/Engineer (C# TypeScript) you will earn a competitive package including: Salary to £55k + bonus Pension, Private Health Care, Life Assurance, Travel Insurance Enhanced maternity and paternity scheme Learning More ❯

SC Cleared Salesforce Developer 6 Months Predominantly remote (Maximum of 1-2 days per month on site) Negotiable Day rate (Inside IR35) My client, a government body, are looking for an SC Cleared Salesforce Developer to join their fast-paced team on an initial 6-month contract. ***Please note - Due to the nature of the client, the selected candidate MUST More ❯

Senior Python/Django Developer - REST framework, Python unit testing London hybrid - a day a week in the office £70-85k negotiable We’re seeking a topflight Senior Backend Python/Django Developer with a strong software engineering background including 5+ years majoring in writing Backend applications using Python and Django (Rest Framework). The Senior Python Developer will More ❯

.Net Full Stack Developer** (Contract) Duration: 6 Months (Possibility for extension) Location: London/Hybrid (2 - 3 days on site) Rate: A highly competitive Umbrella Day Rate is available for suitable candidates Role Overview As a Full Stack Developer specializing in C# and .NET, you will play a crucial role in developing and maintaining finance and regulatory reporting systems. You More ❯

Backend Developer – Early Employee Opportunity We’re a fast-growing, funded startup building the next generation of data-driven platforms. As one of our early employees , you’ll join a small, multidisciplinary team working closely with the leadership team on the migration of our platform from v0 → v1 and the development of new features. This role offers a clear path … to grow into a senior developer or product owner as the company scales. What you’ll do: Build and expand backend applications using Python (FastAPI) Design and implement microservices and REST APIs Write clear documentation, unit tests, and end-to-end tests Work with AWS, Docker, SQLAlchemy, and SQL databases Deploy features via CI/CD workflows into production Contribute More ❯