26 to 50 of 183 Senior Developer Jobs in London

Senior Full Stack Developer/Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon … established 10 years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Full Stack Developer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future … experience, happy to mentor more junior developers You're likely to be degree educated in Computer Science or similar tech discipline What's in it for you: As a Senior Full Stack Developer you will receive a competitive package: Salary to £100k 25 days holiday (increasing to 30), plus Christmas Eve Vitality healthcare plus a host of wellbeing More ❯

Senior Full Stack Developer/Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon … established 10 years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Full Stack Developer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future … experience, happy to mentor more junior developers You're likely to be degree educated in Computer Science or similar tech discipline What's in it for you: As a Senior Full Stack Developer you will receive a competitive package: Salary to £100k 25 days holiday (increasing to 30), plus Christmas Eve Vitality healthcare plus a host of wellbeing More ❯

Senior Full Stack Developer/Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon … established 10 years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Full Stack Developer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future … experience, happy to mentor more junior developers You're likely to be degree educated in Computer Science or similar tech discipline What's in it for you: As a Senior Full Stack Developer you will receive a competitive package: Salary to £100k 25 days holiday (increasing to 30), plus Christmas Eve Vitality healthcare plus a host of wellbeing More ❯

Senior Full Stack Developer/Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon … right candidate by reading through the complete overview below. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Full Stack Developer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future … experience, happy to mentor more junior developers You're likely to be degree educated in Computer Science or similar tech discipline What's in it for you: As a Senior Full Stack Developer you will receive a competitive package: Salary to £100k 25 days holiday (increasing to 30), plus Christmas Eve Vitality healthcare plus a host of wellbeing More ❯

Power Platform Senior Developer - London (Hybrid) - £61k We're looking for a Senior Power Platform Developer to take ownership of building and enhancing digital solutions that transform how the business works. You'll be at the forefront of developing applications across Power Apps, Power Automate, Power Pages, and Dynamics 365, while also helping integrate them with More ❯

Power Platform Senior Developer - London (Hybrid) - £61k We're looking for a Senior Power Platform Developer to take ownership of building and enhancing digital solutions that transform how the business works. You'll be at the forefront of developing applications across Power Apps, Power Automate, Power Pages, and Dynamics 365, while also helping integrate them with More ❯

Senior Full Stack JavaScript Developer Salary: 77,000 - 82,000 pa (depending on experience) plus benefits, perks and healthcare options Location: Hybrid/2 x days per week - Travel to London Job Type: Permanent Security Clearance: This role is exclusively open to UK sole nationals who either hold or are eligible for Security Clearance (SC). We are … on the lookout for a talented and motivated Full Stack JavaScript Developer to join a dynamic Engineering team. If you're passionate about creating innovative web and mobile applications while ensuring high performance and scalability, this is your opportunity to make an impact! Your Role: Provide technical leadership and mentorship to a team of developers, guiding them through collaboration … of at least one leading Node framework (Express.js, Nest.js, Hapi.js) Expertise in at least one modern front-end framework (Nest.js, Remix.js). A track record in a lead or senior developer role, with experience of mentoring and guiding development teams. Proficiency in HTML5, CSS3, and JavaScript (ES6+). Security Clearance Requirements: You must be eligible for Security Check More ❯

Senior Full Stack JavaScript Developer Salary: £77,000 - £82,000 pa (depending on experience) plus benefits, perks and healthcare options Location: Hybrid/2 x days per week - Travel to London Job Type: Permanent Security Clearance: This role is exclusively open to UK sole nationals who either hold or are eligible for Security Clearance (SC). We are … on the lookout for a talented and motivated Full Stack JavaScript Developer to join a dynamic Engineering team. If you're passionate about creating innovative web and mobile applications while ensuring high performance and scalability, this is your opportunity to make an impact! Your Role: * Provide technical leadership and mentorship to a team of developers, guiding them through collaboration … of at least one leading Node framework (Express.js, Nest.js, Hapi.js) * Expertise in at least one modern front-end framework (Nest.js, Remix.js). * A track record in a lead or senior developer role, with experience of mentoring and guiding development teams. * Proficiency in HTML5, CSS3, and JavaScript (ES6+). Security Clearance Requirements: You must be eligible for Security Check More ❯

Senior Full Stack JavaScript Developer Salary: £77,000 - £82,000 pa (depending on experience) plus benefits, perks and healthcare options Location: Hybrid/2 x days per week - Travel to London Job Type: Permanent Security Clearance: This role is exclusively open to UK sole nationals who either hold or are eligible for Security Clearance (SC). We are … on the lookout for a talented and motivated Full Stack JavaScript Developer to join a dynamic Engineering team. If you're passionate about creating innovative web and mobile applications while ensuring high performance and scalability, this is your opportunity to make an impact! Your Role: * Provide technical leadership and mentorship to a team of developers, guiding them through collaboration … of at least one leading Node framework (Express.js, Nest.js, Hapi.js) * Expertise in at least one modern front-end framework (Nest.js, Remix.js). * A track record in a lead or senior developer role, with experience of mentoring and guiding development teams. * Proficiency in HTML5, CSS3, and JavaScript (ES6+). Security Clearance Requirements: You must be eligible for Security Check More ❯

Senior GoLang Developer Rate range: 550 -580 per day Possibility of remote work: Hybrid, 3 days from the office/week Contract duration: 12 months Location: Brighton/London - JOB DETAILS Role Title: Senior GoLang developer Minimum years of experience: 8+ years Required Core Skills: Development experience with: 1. strong in Golang 2. Kubernetes 4. Docker More ❯

Senior Software Developer London – Twice a week in the office £70,000-£90,000 I’m currently working for a well-established tech consultancy business of over 70 years who are based in Central London and looking for a Senior Software Developer , paying up to £90,000 and requiring office working of twice a week. The More ❯

Senior Software Developer London – Twice a week in the office £70,000-£90,000 I’m currently working for a well-established tech consultancy business of over 70 years who are based in Central London and looking for a Senior Software Developer , paying up to £90,000 and requiring office working of twice a week. The More ❯

Role - Senior Integration Developer Salary - Up to £60k + 10% Bonus Work Pattern - Remote Skills - Azure Functions, Logic Apps, MS Programming The Role A new position has come to light for a Senior Integration Developer to join a company who have had their strongest financial year ever. Historically a portion of their integration work has been … Azure Functions, Logic Apps, Service Bus and APIM Microsoft Programming Skills Source Control - GIT or other (any is fine) SSIS - Bonus - not essential If you are a talented Integration Developer interested in progressing your career with an organisation committed to meeting and innovating the needs of an increasingly diverse client and consumer base with the best talent across the … someone that might be interested? You could earn £1,000 of retail vouchers if you refer a successful candidate to Oscar. Email: to recommend someone for this role. Role - Senior Integration Developer Work Pattern - Remote Skills - Azure Functions, Logic Apps, MS Programming Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy. To More ❯

Role - Senior Integration Developer Salary - Up to £60k + 10% Bonus Work Pattern - Remote Skills - Azure Functions, Logic Apps, MS Programming The Role A new position has come to light for a Senior Integration Developer to join a company who have had their strongest financial year ever. Historically a portion of their integration work has been … Azure Functions, Logic Apps, Service Bus and APIM Microsoft Programming Skills Source Control - GIT or other (any is fine) SSIS - Bonus - not essential If you are a talented Integration Developer interested in progressing your career with an organisation committed to meeting and innovating the needs of an increasingly diverse client and consumer base with the best talent across the … someone that might be interested? You could earn £1,000 of retail vouchers if you refer a successful candidate to Oscar. Email: to recommend someone for this role. Role - Senior Integration Developer Work Pattern - Remote Skills - Azure Functions, Logic Apps, MS Programming Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy. To More ❯

Senior AI Developer £80,000 + bonus + benefits London or Brighton Join a leading international eCommerce organization committed to driving innovation through AI. We are looking for a Senior Frontend Developer to lead the modernization of our core systems, utilizing React and JavaScript to enhance performance and efficiency. Your expertise will be key in transforming … of software development experience, including significant work in system modernization. Strong expertise in React and JavaScript. Familiarity with REST APIs and cloud infrastructure. Hands-on experience with AI-based developer tools (e.g., GitHub Copilot, ChatGPT, Tabnine). Excellent leadership, communication, and collaboration skills. Passion for clean code, software architecture, and continuous improvement. Why Join Us? Competitive salary (£80,000+ More ❯

Senior Developer, Full Stack (Next.js, React Native) I’m working with a fast-paced, tech-focused, global technology platform that’s undergoing a multi-year transformation program to revolutionize its B2C services. Backed by substantial investment and part of a financially stable group, this company is embarking on a multi-year transformation program, making now the perfect time More ❯

Senior Android Developer London - Hybrid (occasional travel into the office) Up to £85k basic salary An outstanding opportunity for a Senior Android Developer to join a dynamic and innovative tech scale-up, building mobile products that impact thousands of users every day click apply for full job details More ❯

Job Title: Senior Developer Location: Osterley, UK (Hybrid) Duration: 6 months-Extendable Job Description: Architect, develop, and maintain scalable TypeScript/Node.js services and GraphQL APIs. Write resilient, maintainable code with a strong focus on automated testing (unit, integration, functional, end-to-end, visual regression, Lighthouse). Collaborate on DevOps practices: CI/CD (Jenkins, Concourse ), containerisation, Helm More ❯

Senior Software Developer - £100k - Discretionary Bonus - Hybrid Overview We are partnering with a global digital marketing and technology agency specialising in online gaming to hire a Senior Software Developer. In this senior role, you’ll take technical ownership of solutions end-to-end, mentor junior developers, and ensure delivery of highly scalable, high-availability platforms that … drive cutting-edge online gaming experiences.You’ll also play a senior position in driving the move from a PHP-heavy stack to a modern TypeScript/React front end, helping define and deliver greenfield solutions with a premium, customer-first focus. Role and Responsibilities Drive full-stack development projects, ensuring high-quality delivery across both frontend and backend. Act More ❯

Senior eFX Algo Developer Location: London (Hybrid - 3 days in office) Role Overview We are seeking a highly skilled Senior Java Developer to join the eFX Algo IT team as a Subject Matter Expert (SME) in low latency trading systems. This is a hands-on development role focused on building and enhancing pricing, hedging, and market More ❯

D365 Senior Developer - D365 Finance, APIS, Azure Up to £515 per day (Inside IR35) Remote/must be UK based 12 months We're looking for an experienced D365 Finance & Operations Developer to lead the development of custom journal processing extensions. This role suits someone with strong X++ skills and a deep understanding of D365 Finance, especially More ❯

D365 Senior Developer - D365 Finance, APIS, Azure Up to £515 per day (Inside IR35) Remote/must be UK based 12 months We're looking for an experienced D365 Finance & Operations Developer to lead the development of custom journal processing extensions. This role suits someone with strong X++ skills and a deep understanding of D365 Finance, especially More ❯

Senior Full Stack Developer | C# & React | Greenfield Trading Platform | London, Hybrid | Up to £120k + Bonus, Benefits ❗ Note: This role does not provide Visa Sponsorship ❗ 💹 Our client is looking for a Senior Full Stack Developer with strong expertise in C# to join them in shaping the future of financial technology and redefining trading experiences for the … their trading platforms. C#.NET is the core back-end technology across the business. React is used for the front-end, making experience with it beneficial but secondary. As a Senior Developer , you’ll be hands-on in development while also contributing to technical decisions. 💸 Salary: Up to £120,000 + Strong Bonus + Benefits 📍 Hybrid Working: 4 days More ❯

Senior Full Stack Developer | C# & React | Greenfield Trading Platform | London, Hybrid | Up to £120k + Bonus, Benefits ❗ Note: This role does not provide Visa Sponsorship ❗ 💹 Our client is looking for a Senior Full Stack Developer with strong expertise in C# to join them in shaping the future of financial technology and redefining trading experiences for the … their trading platforms. C#.NET is the core back-end technology across the business. React is used for the front-end, making experience with it beneficial but secondary. As a Senior Developer , you’ll be hands-on in development while also contributing to technical decisions. 💸 Salary: Up to £120,000 + Strong Bonus + Benefits 📍 Hybrid Working: 4 days More ❯

D365 Senior Developer - D365 Finance, APIS, Azure Up to £515 per day (Inside IR35) Remote/must be UK based 1 2 months We're looking for an experienced D365 Finance & Operations Developer to lead the development of custom journal processing extensions click apply for full job details More ❯