126 to 150 of 183 Senior Developer Jobs in London

SThree are pleased to announce we’re recruiting for a talented Senior Java Backend Developer to join & guide our excellent team based in our fantastic office space located in 8 Bishopsgate, London. SThree are building a new candidate digital experience to manage the interactions that candidates and contractors have with SThree. The first part of this journey is More ❯

SThree are pleased to announce we’re recruiting for a talented Senior Java Backend Developer to join & guide our excellent team based in our fantastic office space located in 8 Bishopsgate, London. SThree are building a new candidate digital experience to manage the interactions that candidates and contractors have with SThree. The first part of this journey is More ❯

Key Responsibilities: • Design, build, and maintain full-stack applications using TypeScript, Next.js, Node.js, and React. • Champion the shift-left approach by embedding quality early in the SDLC, writing unit, integration, and end-to-end tests alongside feature development. • Implement and More ❯

Key Responsibilities: • Design, build, and maintain full-stack applications using TypeScript, Next.js, Node.js, and React. • Champion the shift-left approach by embedding quality early in the SDLC, writing unit, integration, and end-to-end tests alongside feature development. • Implement and More ❯

Key Responsibilities: • Design, build, and maintain full-stack applications using TypeScript, Next.js, Node.js, and React. • Champion the shift-left approach by embedding quality early in the SDLC, writing unit, integration, and end-to-end tests alongside feature development. • Implement and More ❯

Key Responsibilities: • Design, build, and maintain full-stack applications using TypeScript, Next.js, Node.js, and React. • Champion the shift-left approach by embedding quality early in the SDLC, writing unit, integration, and end-to-end tests alongside feature development. • Implement and More ❯

Akkodis is partnering with a client in the UK. Take a look at their latest opportunity! Job: KDB Developer Location: Hybrid 3/2 days a week in London , the rest WFH Duration: 6 months rolling contract INSIDE IR35 Summary Looking for a Senior KDB developer to join the FI Algo trading IT team in London. Mission … position is essentially a technical lead role within the KDB area but will not involve line management. Individual will need to act as an SME for the other, less senior developers in the team to come to with queries in addition to focusing on their own tasks. Strong prior experience within KDB Prior experience of KDB within a financial More ❯

care, enhancing staff experience, and improving the engagement of patients and their families with our services. By harnessing advanced technologies, we are implementing significant changes organisation-wide. As a Senior Integration Developer, you will serve as an integral member of the Integration Team, specialising in the development of strategic IT solutions, with particular emphasis on interoperability and system … equivalent experience in large-scale, complex IT solution implementations involving integration/interoperability ITIL V3 certified Experience Extensive experience of working on business-led IT projects as a software developer/integration engineer. Significant recent experience of detailed working with industry-standard integration engines. Significant experience of integration/interoperability development within a healthcare setting. Successful track record of More ❯

Senior Full Stack Engineer & Team Lead Remote (UK-based) | Full-time | Renewable Energy Platform About the Company We are a mission-driven renewable energy platform building the digital backbone for the energy transition. Our technology connects producers and corporate buyers, delivering real-time transparency in energy trading, certification, and reporting. By tackling complex data and market workflows, we help … accelerate the global shift to clean energy. The Role We're looking for a Senior Full Stack Engineer & Team Lead to join a small, high-impact team with the foresight to scale. This is not a manager-only role - you'll spend about 80% of your time hands-on, coding and architecting, while dedicating the rest to mentoring, guiding More ❯

Our client is looking for an experienced modeller with a strong demonstrable background in asset and ALM modelling to join their growing team. Location: London Category: Life Actuarial Type: Permanent Key Responsibilities (Including but not limited to): Support on various More ❯

used the platform across tens of thousands of schools. The program combines writing challenges, character creation, and curated tutor feedback to boost engagement and learning. Role Overview As a Senior Full‐Stack JavaScript Developer , you will: Design, build, and enhance scalable frontend and backend systems within the core product (e.g. writing platform, dashboards, games, tutor and admin interfaces … that have real educational impact (millions of words written, thousands of stories created) Be part of cross‐functional, mission-driven teams contributing to product design, education and creative learning Senior role with ownership, responsibilities, and a meaningful stake in technical decisions Additional Details Location : London (hybrid and remote flexibility) Reporting to : CTO Start Date : Flexible; immediate availability preferred What More ❯

used the platform across tens of thousands of schools. The program combines writing challenges, character creation, and curated tutor feedback to boost engagement and learning. Role Overview As a Senior Full‐Stack JavaScript Developer , you will: Design, build, and enhance scalable frontend and backend systems within the core product (e.g. writing platform, dashboards, games, tutor and admin interfaces … that have real educational impact (millions of words written, thousands of stories created) Be part of cross‐functional, mission-driven teams contributing to product design, education and creative learning Senior role with ownership, responsibilities, and a meaningful stake in technical decisions Additional Details Location : London (hybrid and remote flexibility) Reporting to : CTO Start Date : Flexible; immediate availability preferred What More ❯

used the platform across tens of thousands of schools. The program combines writing challenges, character creation, and curated tutor feedback to boost engagement and learning. Role Overview As a Senior Full‐Stack JavaScript Developer , you will: Design, build, and enhance scalable frontend and backend systems within the core product (e.g. writing platform, dashboards, games, tutor and admin interfaces … that have real educational impact (millions of words written, thousands of stories created) Be part of cross‐functional, mission-driven teams contributing to product design, education and creative learning Senior role with ownership, responsibilities, and a meaningful stake in technical decisions Additional Details Location : London (hybrid and remote flexibility) Reporting to : CTO Start Date : Flexible; immediate availability preferred What More ❯

used the platform across tens of thousands of schools. The program combines writing challenges, character creation, and curated tutor feedback to boost engagement and learning. Role Overview As a Senior Full‐Stack JavaScript Developer , you will: Design, build, and enhance scalable frontend and backend systems within the core product (e.g. writing platform, dashboards, games, tutor and admin interfaces … that have real educational impact (millions of words written, thousands of stories created) Be part of cross‐functional, mission-driven teams contributing to product design, education and creative learning Senior role with ownership, responsibilities, and a meaningful stake in technical decisions Additional Details Location : London (hybrid and remote flexibility) Reporting to : CTO Start Date : Flexible; immediate availability preferred What More ❯

Job Title: Senior OpenLink Endur Developer 🏦 Company: Elite Global Commodities Trading Firm 💷 Salary: Up to £150k + an outstanding bonus package! 📍 Location: London (Hybrid) 🛠️ Skills: OpenLink Endur/OpenJVS/Java/C#/ETRM The Role: Lead the design, development, and optimisation of OpenLink Endur solutions across front-to-back trading workflows Build, customise, and support end More ❯

Job Title: Senior OpenLink Endur Developer 🏦 Company: Elite Global Commodities Trading Firm 💷 Salary: Up to £150k + an outstanding bonus package! 📍 Location: London (Hybrid) 🛠️ Skills: OpenLink Endur/OpenJVS/Java/C#/ETRM The Role: Lead the design, development, and optimisation of OpenLink Endur solutions across front-to-back trading workflows Build, customise, and support end More ❯

Job Title: Senior OpenLink Endur Developer 🏦 Company: Elite Global Commodities Trading Firm 💷 Salary: Up to £150k + an outstanding bonus package! 📍 Location: London (Hybrid) 🛠️ Skills: OpenLink Endur/OpenJVS/Java/C#/ETRM The Role: Lead the design, development, and optimisation of OpenLink Endur solutions across front-to-back trading workflows Build, customise, and support end More ❯

Job Title: Senior OpenLink Endur Developer 🏦 Company: Elite Global Commodities Trading Firm 💷 Salary: Up to £150k + an outstanding bonus package! 📍 Location: London (Hybrid) 🛠️ Skills: OpenLink Endur/OpenJVS/Java/C#/ETRM The Role: Lead the design, development, and optimisation of OpenLink Endur solutions across front-to-back trading workflows Build, customise, and support end More ❯

Software Developer (Python) | Mission-Driven EdTech Startup Do you want to use your Python expertise to build technology that makes a real difference in people’s lives? We’re a purpose-driven EdTech startup on a mission to transform learning outcomes for students across the UK — and we’re looking for a talented Python-focused Full Stack Developer … agile team — move fast, collaborate closely, and see your ideas in action. Real impact — your technical decisions will influence how thousands of students learn. If you’re a Python developer eager to build meaningful products and join an early-stage team with purpose, we’d love to hear from you. More ❯

Software Developer (Python) | Mission-Driven EdTech Startup Do you want to use your Python expertise to build technology that makes a real difference in people’s lives? We’re a purpose-driven EdTech startup on a mission to transform learning outcomes for students across the UK — and we’re looking for a talented Python-focused Full Stack Developer … agile team — move fast, collaborate closely, and see your ideas in action. Real impact — your technical decisions will influence how thousands of students learn. If you’re a Python developer eager to build meaningful products and join an early-stage team with purpose, we’d love to hear from you. More ❯

Software Developer (Python) | Mission-Driven EdTech Startup Do you want to use your Python expertise to build technology that makes a real difference in people’s lives? We’re a purpose-driven EdTech startup on a mission to transform learning outcomes for students across the UK — and we’re looking for a talented Python-focused Full Stack Developer … agile team — move fast, collaborate closely, and see your ideas in action. Real impact — your technical decisions will influence how thousands of students learn. If you’re a Python developer eager to build meaningful products and join an early-stage team with purpose, we’d love to hear from you. More ❯

Software Developer (Python) | Mission-Driven EdTech Startup Do you want to use your Python expertise to build technology that makes a real difference in people’s lives? We’re a purpose-driven EdTech startup on a mission to transform learning outcomes for students across the UK — and we’re looking for a talented Python-focused Full Stack Developer … agile team — move fast, collaborate closely, and see your ideas in action. Real impact — your technical decisions will influence how thousands of students learn. If you’re a Python developer eager to build meaningful products and join an early-stage team with purpose, we’d love to hear from you. More ❯

travelers, driving engagement and loyalty by providing value to them through ownership of the loyalty program, credit card/gift card, and targeted CRM.We are seeking a highly skilled Senior Marketing Cloud Developer to join our team and help shape the future of personalized traveler engagement. This role will focus on building scalable, innovative solutions within Salesforce Marketing More ❯

travelers, driving engagement and loyalty by providing value to them through ownership of the loyalty program, credit card/gift card, and targeted CRM.We are seeking a highly skilled Senior Marketing Cloud Developer to join our team and help shape the future of personalized traveler engagement. This role will focus on building scalable, innovative solutions within Salesforce Marketing More ❯

travelers, driving engagement and loyalty by providing value to them through ownership of the loyalty program, credit card/gift card, and targeted CRM.We are seeking a highly skilled Senior Marketing Cloud Developer to join our team and help shape the future of personalized traveler engagement. This role will focus on building scalable, innovative solutions within Salesforce Marketing More ❯