76 to 100 of 394 Senior Developer Jobs in London

We’re Hiring: Senior SQL Database Developer Must have Investment Banking experiences 📍 Location: London/Hybrid (3 days on-site) 🕒 Duration: 6 months (with potential extension) Are you a seasoned SQL Developer ready to make an impact in a high-stakes, fast-paced environment? We’re looking for a Senior SQL Database Developer to join More ❯

Role Type : Contract Title – Senior C# Engineer Client – Established Financial Institution Rate - Up to £750 P/D! Location – London/Hybrid Duration : 6 month rolling My client is a well-established and successful tech house working in the finance sector who are looking a talented senior C# Developer, with outstanding technical and communication skills to join More ❯

Role Type : Contract Title – Senior C# Engineer Client – Established Financial Institution Rate - Up to £750 P/D! Location – London/Hybrid Duration : 6 month rolling My client is a well-established and successful tech house working in the finance sector who are looking a talented senior C# Developer, with outstanding technical and communication skills to join More ❯

Senior Python Developer Our Client is looking to recruit a seasoned Senior Python Software Developer with at least 5 to - 8 years experience of developing software in Python . You must have excellent technical excellence in Python in developing a is required. Excellent verbal communication skills (English a must) Ability to provide recommendations for the e2e More ❯

Senior Software Developer with Liferay or Angular You have a degree in Engineering, Computer Science or other IT related education please (Bachelor/Master). Must be very enthusiastic about Java-based web/enterprise application development and deployment and have experience with Java. The Client would like to see working knowledge and at least 2 to More ❯

Senior NetSuite Developer – NetSuite, Systems Developer, Software Developer, Systems Engineer, Software Engineer, Web Developer, SuiteScript, Technical Lead, NetSuite Engineer, Senior Developer, Lead Developer, Integration Developer, Mulesoft, Celigo, Boomi, HTML, JavaScript, API – Greater Manchester – London -Surrey – Merseyside - West Midlands - East Midlands – Midlands – Gloucestershire – Cardiff – Glasgow -Edinburgh – Cheshire – Staffordshire – Hampshire – Derbyshire – Kent – Essex … Permanent – Hybrid - £80,000 - £90,000 Our client, a UK based global end user, are seeking a Senior NetSuite Developer to join their internal team to support implementations, customisation and further enhancements across the business. The ideal candidate will posses a strong technical background in SuiteScript, SuiteFlow, and NetSuite development best practices as well as a good understanding … . Familiarity with Agile development practices and working in an Agile environment. Desirable Skills & Experience: Bachelor’s degree in Computer Science/Information Technology or similar Preferred certifications: Application Developer, Web Services Developer, SuiteCloud Developer Other NetSuite certifications are an advantage (Administrator, ERP Consultant etc.) Experience with Boomi, Mulesoft or other integration platform preferred Main Responsibilities: Design More ❯

Senior NetSuite Developer – NetSuite, Systems Developer, Software Developer, Systems Engineer, Software Engineer, Web Developer, SuiteScript, Technical Lead, NetSuite Engineer, Senior Developer, Lead Developer, Integration Developer, Mulesoft, Celigo, Boomi, HTML, JavaScript, API – Greater Manchester – London -Surrey – Merseyside - West Midlands - East Midlands – Midlands – Gloucestershire – Cardiff – Glasgow -Edinburgh – Cheshire – Staffordshire – Hampshire – Derbyshire – Kent – Essex … Permanent – Hybrid - £80,000 - £90,000 Our client, a UK based global end user, are seeking a Senior NetSuite Developer to join their internal team to support implementations, customisation and further enhancements across the business. The ideal candidate will posses a strong technical background in SuiteScript, SuiteFlow, and NetSuite development best practices as well as a good understanding … . Familiarity with Agile development practices and working in an Agile environment. Desirable Skills & Experience: Bachelor’s degree in Computer Science/Information Technology or similar Preferred certifications: Application Developer, Web Services Developer, SuiteCloud Developer Other NetSuite certifications are an advantage (Administrator, ERP Consultant etc.) Experience with Boomi, Mulesoft or other integration platform preferred Main Responsibilities: Design More ❯

Paragon Alpha are partnered with a well-established Financial Services Firm who are hiring a Senior Java Developer to lead the buildout of a greenfield execution platform for their Equities desk in London. You will be central to the planning and development of this new build. Using your capacity to create high-quality trading algorithms, this new execution More ❯

Paragon Alpha are partnered with a well-established Financial Services Firm who are hiring a Senior Java Developer to lead the buildout of a greenfield execution platform for their Equities desk in London. You will be central to the planning and development of this new build. Using your capacity to create high-quality trading algorithms, this new execution More ❯

Senior C++ Developer | Remote | Permanent | Up to £85,000 Per Annum (Dependant on Experience) Peaple Talent have partnered with a consultancy client looking to recruit a Senior C++ Developer. In this position, you’ll collaborate with multiple departments across our client. As a senior team member, you’ll play a key role in mentoring colleagues and … needs, long-term technical goals, and strategic enhancements. Keep up to date with the latest trends and innovations in C++ and relevant technologies, helping to drive a modern, efficient developer environment. Work closely with cross-functional teams to ensure effective delivery and knowledge sharing across the organisation. Support the growth of junior developers through guidance and mentorship. Perform code More ❯

Senior C++ Developer | Remote | Permanent | Up to £85,000 Per Annum (Dependant on Experience) Peaple Talent have partnered with a consultancy client looking to recruit a Senior C++ Developer. In this position, you’ll collaborate with multiple departments across our client. As a senior team member, you’ll play a key role in mentoring colleagues and … needs, long-term technical goals, and strategic enhancements. Keep up to date with the latest trends and innovations in C++ and relevant technologies, helping to drive a modern, efficient developer environment. Work closely with cross-functional teams to ensure effective delivery and knowledge sharing across the organisation. Support the growth of junior developers through guidance and mentorship. Perform code More ❯

Senior JavaScript Developer – East Yorkshire | Hybrid | Product Team | React + TS Up to £55,000 + Bonus | Personal Development Budget | On-site Gym I’m hiring for a tech-first company building internal tools used daily across multiple departments - including design, manufacturing, operations, and customer experience. These are high-impact, complex browser-based applications with React, TypeScript, and More ❯

Senior JavaScript Developer – East Yorkshire | Hybrid | Product Team | React + TS Up to £55,000 + Bonus | Personal Development Budget | On-site Gym I’m hiring for a tech-first company building internal tools used daily across multiple departments - including design, manufacturing, operations, and customer experience. These are high-impact, complex browser-based applications with React, TypeScript , and More ❯

Senior SQL Database Developer** (Contract) Duration: 6 Months (Possibility for extension) Location: London/Hybrid (3 days on site) Rate: A highly competitive Umbrella Day Rate is available for suitable candidates Role Overview We are seeking a Senior SQL Database Developer to enhance our data management capabilities and support our ambitious projects. In this pivotal role … implement optimisations to enhance efficiency. Stay current with industry trends, best practises, and emerging technologies in database management and investment banking. Skills & Qualifications: Proven experience as a SQL Database Developer, preferably within the investment banking or financial services sector. Strong proficiency in SQL, SSIS, SSRS, and C#. Hands-on experience with Azure data services is a plus. Solid understanding More ❯

Principal Java Developer – Major Financial Institution London/Hybrid | Contract | £700-£800 inside IR35 (gross umbrella rate) We’re working with a major financial institution looking to scale out its engineering function with a Principal Java Developer to lead critical systems work. This is a hands-on Principal role requiring an experienced engineer with a finance background to … leading technical conversations across multiple engineering disciplines Experience with CI/CD pipelines and modern deployment practices REST API design This is a great opportunity for an experienced Java Developer to join a prestigious financial player. If you’re someone who thrives in complex environments and enjoys technical leadership alongside delivery, apply now for a fast turnaround - this is More ❯

Principal Java Developer – Major Financial Institution London/Hybrid | Contract | £700-£800 inside IR35 (gross umbrella rate) We’re working with a major financial institution looking to scale out its engineering function with a Principal Java Developer to lead critical systems work. This is a hands-on Principal role requiring an experienced engineer with a finance background to … leading technical conversations across multiple engineering disciplines Experience with CI/CD pipelines and modern deployment practices REST API design This is a great opportunity for an experienced Java Developer to join a prestigious financial player. If you’re someone who thrives in complex environments and enjoys technical leadership alongside delivery, apply now for a fast turnaround - this is More ❯

Principal Java Developer – Major Financial Institution London/Hybrid | Contract | £700-£800 inside IR35 (gross umbrella rate) We’re working with a major financial institution looking to scale out its engineering function with a Principal Java Developer to lead critical systems work. This is a hands-on Principal role requiring an experienced engineer with a finance background to … leading technical conversations across multiple engineering disciplines Experience with CI/CD pipelines and modern deployment practices REST API design This is a great opportunity for an experienced Java Developer to join a prestigious financial player. If you’re someone who thrives in complex environments and enjoys technical leadership alongside delivery, apply now for a fast turnaround - this is More ❯

the UX/UI and frontend architecture of a critical, enterprise-scale system that will impact thousands of users daily. 🔧 Your Role As the Lead UX/UI Frontend Developer , you'll take ownership of the frontend strategy, design system, and component architecture. You’ll collaborate closely with product managers, UX designers, backend engineers, and key stakeholders to craft More ❯

the UX/UI and frontend architecture of a critical, enterprise-scale system that will impact thousands of users daily. 🔧 Your Role As the Lead UX/UI Frontend Developer , you'll take ownership of the frontend strategy, design system, and component architecture. You’ll collaborate closely with product managers, UX designers, backend engineers, and key stakeholders to craft More ❯

dislike stagnation, and have a deep sense of autonomy and accountability. At Alphix, your contributions directly shape the future of B2B marketing. The Role We are seeking an experienced Senior JavaScript full stack developer who loves modern web design and backend development, has a great eye for detail and is excellent problem solver. Naturally you will be able … Engineering Documentation: Create, organize, and continuously update technical documentation to ensure clarity, knowledge sharing, and long-term maintainability of systems and features. Qualifications & Experience: Proven track record as a Senior Software Engineer in a SaaS environment. Deep technical expertise in: Databases such as MySQL, Singlestore, and BigQuery. Expertise working with third party data feed APIs. Strong understanding of software More ❯

investors Lunar Ventures and Stride VC, we are accelerating our vision to become the go-to provider for AI-driven automation solutions across the globe. About the Role As Senior Backend Developer in the Product team, you are responsible for building features and designing and implementing new endpoints. This involves diverse tasks from gathering requirements and giving feedback More ❯

employees who exemplify these values to join us and help drive our growth. For more information, please visit Overall purpose of the role We are seeking a highly skilled Senior .NET and Azure Web Developer to join our Group IT division. You will play a critical role in building and enhancing our Azure-based claims systems, leveraging cutting More ❯

the world. Our delivery centers offer our clients locally based skills and technical expertise to drive innovation and adoption of new technology. Your role and responsibilities As a Software Developer you'll participate in many aspects of the software development lifecycle, such as design, code implementation, testing, and support. You will create software that enables your clients' hybrid-cloud … are 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 Fullstack Developer Job ID 15977 City/Township/Village State/Province Country United Kingdom Work arrangement Hybrid Area of work Software Engineering Employment type Regular Position type Professional Up More ❯

?? Build the future of AI-powered information defence. At Valent , weve built Ariadne a world-first multi-agent AI system tackling the rising threat of disinformation. Our clients include multilateral organisations, sovereign wealth funds, governments and global enterprises. If you More ❯

£70-90k + Benefits 2 days on site in North London 3 days remote I am recruting for a talented and driven Backend Engineer to join a dynamic team, focused on the creation and deployment of innovative software solutions. More ❯