1 to 25 of 445 Permanent Senior Software Engineer Jobs in London

Description - Senior Software Engineer (17311) Job Description Senior Software Engineer ( 17311 ) Description Senior Software Engineer Luton | Full-time | Hybrid We support hybrid working, and you’ll spend 60% of your time each month in the office. You’re a highly capable … software engineer who enjoys solving complex technical problems and building high-quality software that operates at scale. You combine strong hands‐on engineering with sound technical judgement, a collaborative mindset and a genuine sense of ownership. If you're passionate about creating reliable, maintainable solutions while helping ...

excellent opportunity for a Senior Software Engineer- C# with .Net and Restful API with the job based in Uxbridge. With continued growth of the business my client is looking for a Senior Software engineer to be a part of a motivated engineering team working … will be developing detailed code for the development of next gen products. To be a great match for the Uxbridge based job as a Senior Software Engineer, you will come from a strong background in a variety of languages such as C# .Net AND VB and have ...

excellent opportunity for a Senior Software Engineer- C# with .Net and Restful API with the job based in Uxbridge. With continued growth of the business my client is looking for a Senior Software engineer to be a part of a motivated engineering team working … will be developing detailed code for the development of next gen products. To be a great match for the Uxbridge based job as a Senior Software Engineer, you will come from a strong background in a variety of languages such as C# .Net AND VB and have ...

across the globe, and we operate as a trusted provider of digital commerce systems for leading retailers. Position Summary OneView is looking for a Senior Software Engineer to take on the harder half of what a delivery team builds. The platform serves over a hundred thousand users … lives, and it is the work this role gets. Reporting to the VP of Engineering and working in a Scrum team alongside a Lead Software Engineer, you will design and build complex features and integrations end to end, from very little direction. Senior here means three things ...

# Senior Software Engineer - User Trailat The Trade Desk • London, United KingdomBack to jobs1. Home2. Jobs3. United Kingdom4. Senior Software Engineer - User Trail## Quick answerSenior Software Engineer - User Trail at The Trade Desk in London, United Kingdom — confirm sponsorship on the employer … application page before applying.* Browse more roles in United Kingdom via the country jobs hub.* Use the ATS resume checker before you apply.—T## Senior Software Engineer - User TrailThe Trade Desk140Software EngineeringFull-timeLondon, United KingdomApply Job### Job DescriptionThe User Trail team owns the analytics and observability platform ...

Senior Software Engineer | Series A Cybersecurity Start-Up | London Senior Software Engineer required to join a fast-growing Series A cybersecurity start-up in London, tackling some of the most difficult problems in modern security. The company has been built by experienced founders with … start-up: early enough to have real influence, but with the backing, team, and momentum already behind it. You are: 5+ years of professional Software Engineering experience Strong in one or more of Python, Go, Java, or C# An excellent engineer with strong system design and software ...

Backend Senior Software Engineer London (Hybrid) £90,000 – £100,000 Here at Data Idols, we’re working with an innovative technology business that is scaling a cutting-edge AI-powered platform used by enterprise clients globally. As the platform continues to grow, they’re looking … Backend Senior Software Engineer to play a key role in shaping its future architecture, scalability and technical direction. This is an opportunity to join a high-performing engineering team where you’ll have genuine influence over architecture, technology decisions, product direction and engineering standards. The Opportunity ...

# Senior Software Engineer II - FinCrime - Scam Prevention Teamat Wise • London, United KingdomBack to jobs1. Home2. Jobs3. United Kingdom4. Senior Software Engineer II - FinCrime - Scam Prevention Team—W## Senior Software Engineer II - FinCrime - Scam Prevention TeamWise20FinCrime - Scam Prevention TeamFull-timeGBP … yearlyLondon, United KingdomApply Job### Job DescriptionAbout the role:Join us as a Software Engineer in our critical Scam Prevention team. This is a high-impact engineering role with a strong product focus, dedicated to solving complex, real-world adversarial problems to directly protect our global customer base.How ...

MASUK Senior Software Engineer - Securities Lending Platform MASUK Senior Software Engineer - Securities Lending Platform Location : London Experience : Senior Role We're looking for a senior software engineer to build a new real-time event-driven platform for securities lending, repo ...

Senior Software Engineer - Java, Node.js & AWS Edinburgh, Leeds, Manchester or London Build software that matters. Shape the future of engineering. We're looking for an experienced Senior Software Engineer - Java, Node.js & AWS who is passionate about building scalable, high-quality software … deliver value for our clients. You'll thrive here if you enjoy solving complex problems, challenging assumptions, collaborating openly, and taking pride in delivering software that makes a real business impact. What You'll Do As a Senior Software Engineer - Java, Node.js & AWS, you will: Design ...

Senior Software Engineer, Mobile (iOS), Health Platform Share Senior Software Engineer, Mobile (iOS), Health Platform corporate_fare Google place London, UK info_outline X In most instances, this position requires in-person interviews as part of the hiring process. Bachelor’s degree or equivalent … practical experience. 5 years of experience with software development in one or more programming languages. 3 years of experience with iOS application development. 3 years of experience testing, maintaining, or launching software products, and 1 year of experience with large-scale application design and architecture. Preferred qualifications: Master ...

Senior Software Engineer £50000-70000 GBP Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Senior Software Engineer (Java/Fullstack) UK wide - Occasional Travel Monthly £50,000 - £70,000 Currently working with a multinational professional services and technology organisation … search of Software Engineers (Java focused) to join their Data & Technology team within their Central Government sector to offer new bespoke solutions to solve customers complex operational problems. What you'll be doing as a Java Developer: • Full SDLC in Java. • Delivering high quality incremental software releases. • Participation ...

Select how often (in days) to receive an alert: Senior Software Engineer, Full-Stack Applications - Ratings Technology (London) Requisition ID: 50676 Business Unit: Fitch Group Category: Information Technology Location: London, GB Date Posted: Sep 18, 2026 As one of the world’s top three credit ratings agencies … more than 30 countries, which also includes Fitch Solutions. With dual headquarters in London and New York, Fitch Group is owned by Hearst. Senior Software Engineer, Full-Stack Applications – Ratings Technology Fitch Ratings is seeking a Senior Software Engineer to join our global Ratings ...

Senior Software Engineer Application Deadline: 13 October 2026 Department: Technology Employment Type: Full Time Location: London Reporting To: Fergus Mitchell-Dwelly Compensation: £78,000 - £95,000/year Description We’re looking for a Senior Software Engineer to take a hands‐on role designing … best solution. Work across scalable, cloud‐based systems, tackling the things that matter behind the scenes including performance, resilience, security and data. Be a senior technical voice in the team, reviewing code, pairing with others and mentoring more junior engineers to help everyone do their best work. Help turn ...

welcome the opportunity to connect with passionate people with the drive to match our ambitions and initiative to realise your individual potential. Job Title: Senior Software Engineer (UI/UX) Team: UI/UX Reporting into: Lead Software Engineer Working Model: Hybrid 2-3 days … studio Location: Here East, Queen Elizabeth Olympic Park, London, E15 2GW Position Overview The UI/UX team are looking for an experienced Software Engineer to join the Football Manager team. As part of the UI team, you’ll help shape all aspects of the game’s User ...

Senior Software Engineer (Full-Stack) - Home Page and Merchandising Platform London, United Kingdom - Deliveroo Our Global Structure Deliveroo is now part of DoorDash, bringing together teams with even greater reach, scale, and ambition. Depending on your role, you may collaborate with teammates, systems, and leaders across DoorDash … Wolt. Together, we’re unlocking new possibilities as one global team. Senior Software Engineer (Full Stack) - Home Page and Merchandising Platform Join us in our mission to transform the way people shop and eat, where impact, innovation and growth drive everything we do. Our Engineering teams tackle ...

Senior Software Engineer - Node.js, Typescript & AWS | Financial Services Location: London | Hybrid - 1 day onsite ; Salary: £75,000 - £ 105,000 About the role: We're looking for a Senior Software Engineer to join our engineering team and build reliable, scalable technology supporting regulated investment … custody services. You'll work in a highly autonomous, cross-functional squad with genuine ownership across the full software lifecycle - from architecture and development through to production support and incident management. Required Skills: Strong commercial Node.js and TypeScript experience. Solid AWS and Serverless experience. Experience building distributed, resilient APIs. ...

Senior Software Engineer: Sports Betting Up to £120,000 + Bonus + Excellent Benefits London - 5 Days On-Site | Python | Java | AI | Low Latency | Distributed Systems Build software where performance, mathematics and real-time decision-making genuinely matter. We're partnering with a highly technical sports … betting business continuing to invest in its engineering function. They're looking for Senior Software Engineers to work on complex backend systems operating across real-time data, quantitative problems and high-performance distributed architecture. This is an opportunity for engineers who enjoy difficult technical problems rather than simply ...

## Senior Software EngineerApply: United Kingdom - London - Paddington (PPS): Full time: Posted Today: JR020053Take a step forward and let Edenred surprise you.Every day, we deliver innovative solutions to improve the life of millions of people, connecting employees, companies, and merchants all around the world.We know there are hundred … candidates with equal opportunities regardless of their gender and gender expression, disability, origin, religious belief and sexual orientation or any other criteria.**Senior Software Engineer – Edenred Paytech****Location:** Hybrid (London or Swindon office with remote flexibility)**Salary:** Competitive, with performance-based bonus and comprehensive benefits**Contract Type ...

# Senior Backend Software Engineer I - Personal & Business Pricing Teamat Wise • London, United KingdomBack to jobs1. Home2. Jobs3. United Kingdom4. Senior Backend Software Engineer I - Personal & Business Pricing Team—W## Senior Backend Software Engineer I - Personal & Business Pricing TeamWise10OtherFull-timeGBP … will be helping us create an entirely new network for the world's money. For everyone, everywhere. We are looking for a passionate Backend Software Engineer to join the Personal & Business Pricing Team. Pricing is core to Wise's mission of transparency. This role offers an opportunity ...

Senior Software Engineer II- Regional Expansion Full-time Compensation: GBP 111,000 - GBP 145,000 - yearly Wise is a global technology company, building the best way to move and manage the world’s money. Min fees. Max ease. Full speed. Whether people and businesses are sending money … world's money. For everyone, everywhere. We are expanding our Latam & Mea Payments Team and are looking for ambitious and highly skilled Senior Software Engineers to join the engineering team. You will lead the development of the critical integrations enabling money movement across the Latam & Mea regions. ...

Senior Software Engineer Application Deadline: 4 September 2026 Department: Software Engineering Employment Type: Permanent Location: London (Hybrid) Compensation: £70,000 - £95,000/year Description Please note: applicants must hold active SC clearance and be eligible to obtain DV. This role also requires applicants to work … complex, high impact systems, the kind where security, scalability, and seamless usability aren't just features, but absolute requirements. We’re looking for a Senior Software Engineer who wants to shape meaningful systems, influence technical direction, and collaborate with capable people who care about doing ...

Senior Software Engineer About Us Exam Papers Plus is one of the UK's best-known names in 11+ and high-stakes exam preparation, trusted by over 100,000 families. We have built a large bank of exam resources, mapped to subject, question type, skill and difficulty … each child's learning profile and puts that material in front of children and parents in a guided way. About the Role As Senior Software Engineer you will be a hands-on, full-stack contributor on our core platform, working closely with our Lead Engineer ...

welcome the opportunity to connect with passionate people with the drive to match our ambitions and initiative to realise your individual potential. Job Title Senior Software Engineer (Match AI & Simulation) Team Match Reporting into Lead Software Engineer (Match AI) Working Model Hybrid 2-3 days … Remote by exception Location Here East, Queen Elizabeth Olympic Park, London, E15 2GW Position Overview We are looking for a Senior Software Engineer (Match AI & Simulation) to join our London-based studio to enhance our match simulation and help us take our football match engine ...

Senior Software Engineer Location: London, UK (Canary Wharf) Duration: Sep 2026 – June 2027 On-site Expectation: Up to 5 days per week in office Brief about the Team & Fractal: Fractal Analytics is Leading Fortune 500 companies leverage Big Data, analytics, and technology to drive smarter, faster … make better decisions. We deliver insight, innovation, and impact to them through predictive analytics and visual storytelling. Role Details We are seeking a Senior Software Engineer with deep expertise in Java/Kotlin, cloud-native development, and distributed systems to design, build, and support scalable production banking ...