1,026 to 1,050 of 1,338 Software Engineer Jobs in London

Full Stack Engineer | Stealth AI Startup (London, Onsite) Salary: Up to £130,000 + Equity (0.1% - 0.3%) Location: London (onsite, 5 days/week) Team: ~10 people Funding: $6.5M About the Company This stealth-mode AI startup, founded by ex-Palantir leads, is building technology that transforms everyday data into living playbooks — systems that don’t just copy processes … much out there yet, what’s being built aims to reshape how organisations think about scale, process, and tribal knowledge. 🧠 The Role We’re looking for a Full Stack Engineer (3–8 years’ experience) to join the London-based platform team. You’ll work across the stack - from building fast, powerful user-facing systems to solving deep technical challenges … London-based team on new features and infrastructure. Contribute across the stack — from Python backend to React front-end. 💡 What We’re Looking For 3+ years in full-stack software engineering. Strong background in TypeScript + React or Python , and solid understanding of SQL . Experience building and maintaining technically complex products. Excited by solving hard problems and learning More ❯

everyone to have personal dignity at work and be empowered, so you can be your best, true authentic self each and every day. About the Role Write clean, maintainable software to critical deadlines whilst following best engineering practices. Understanding and solving challenging problems through simplistic solutions and services. Architect and build using technology that is best suited to solving … in central London one day per week to catch up with other team members. The role may also require occasional travel to other offices when necessary. About You Talented engineer with a passion for software quality, an eye for continuous improvements, and a solution-based approach that focuses on the bigger picture whilst remaining pragmatic and operating within … known constraints. Ideally 5+ years' hands-on commercial experience architecting, designing and implementing resilient and reliable software and integration solutions, but if you are technically talented, passionate and can communicate then we're interested to hear from you regardless of experience years. Demonstrable software development experience in .NET Core, C# plus one of Blazor, JavaScript, Angular, Azure, RabbitMQ More ❯

everyone to have personal dignity at work and be empowered, so you can be your best, true authentic self each and every day. About the Role Write clean, maintainable software to critical deadlines whilst following best engineering practices. Understanding and solving challenging problems through simplistic solutions and services. Architect and build using technology that is best suited to solving … in central London one day per week to catch up with other team members. The role may also require occasional travel to other offices when necessary. About You Talented engineer with a passion for software quality, an eye for continuous improvements, and a solution-based approach that focuses on the bigger picture whilst remaining pragmatic and operating within … known constraints. Ideally 5+ years' hands-on commercial experience architecting, designing and implementing resilient and reliable software and integration solutions, but if you are technically talented, passionate and can communicate then we're interested to hear from you regardless of experience years. Demonstrable software development experience in .NET Core, C# plus one of Blazor, JavaScript, Angular, Azure, RabbitMQ More ❯

Senior Backend Engineer Central London Python/Django | Climate Tech Scale-Up | c.£85-95k Ready to make real impact with your code? This climate-tech scale-up is going through the gears, backed by world-class investors, and heading towards a big future. Theyve built a platform already trusted by global enterprise brands and now the engineering … team is growing fast to take things to the next level. Youll join as a Senior Backend Engineer , taking ownership of complex Python/Django services that power enterprise decarbonisation. Expect to design elegant APIs, tackle data-heavy challenges, and collaborate closely with sustainability experts and product teams. What makes this special? High-performance engineering team smart, passionate, and More ❯

Lead Frontend Engineer Up to £90,000 Central London - Flexible Hybrid Options Health-Tech A start-up within the health space are seeking a Lead Frontend Engineer to lead a high performing squad of engineers building a unique SAAS platform which is radically streamlining an existing complex process. You'd join as a Lead Frontend Engineer and … make a real impact on user facing features from the off while enhancing frontend architecture in order to accelerate the products ground-breaking advancements. As a Lead Frontend Engineer, you will have the following: Strong expertise in React & Typescript - ideally also with Next.js Strong UI/UX intuition with a user-centric approach Leadership skills Experience working in a More ❯

Lead Frontend Engineer Up to £90,000 Central London - Flexible Hybrid Options Health-Tech A start-up within the health space are seeking a Lead Frontend Engineer to lead a high performing squad of engineers building a unique SAAS platform which is radically streamlining an existing complex process. You'd join as a Lead Frontend Engineer and … make a real impact on user facing features from the off while enhancing frontend architecture in order to accelerate the products ground-breaking advancements. As a Lead Frontend Engineer, you will have the following: Strong expertise in React & Typescript - ideally also with Next.js Strong UI/UX intuition with a user-centric approach Leadership skills Experience working in a More ❯

Founding Product Engineer | Early-stage AI startup (hire #5) 💰 Up to £130,000 + meaningful early-stage equity % 🏢 Building together 4 days a week onsite in London bloom are working with a Seed stage AI startup on a mission to reinvent one of the world’s most painfully manual workflows, the kind of industry where automation is still in More ❯

Founding Product Engineer | Early-stage AI startup (hire #5) 💰 Up to £130,000 + meaningful early-stage equity % 🏢 Building together 4 days a week onsite in London bloom are working with a Seed stage AI startup on a mission to reinvent one of the world’s most painfully manual workflows, the kind of industry where automation is still in More ❯

Founding Product Engineer | Early-stage AI startup (hire #5) 💰 Up to £130,000 + meaningful early-stage equity % 🏢 Building together 4 days a week onsite in London bloom are working with a Seed stage AI startup on a mission to reinvent one of the world’s most painfully manual workflows, the kind of industry where automation is still in More ❯

Founding Product Engineer | Early-stage AI startup (hire #5) 💰 Up to £130,000 + meaningful early-stage equity % 🏢 Building together 4 days a week onsite in London bloom are working with a Seed stage AI startup on a mission to reinvent one of the world’s most painfully manual workflows, the kind of industry where automation is still in More ❯

Java/Kotlin Engineer A fast-growing Fintech company based in London, are on the lookout for talented Kotlin Engineers to join their high-impact engineering team. You don’t need to be a Kotlin expert yet — if you’ve worked in any JVM language (Java, Scala, Clojure, etc.) and are keen to learn Kotlin, we’d love to … architectural discussions and help shape our platform as we scale. What we’re looking for Strong experience with Java, Scala, Kotlin, or another JVM language. Solid understanding of modern software engineering principles — from CI/CD to cloud-native development (AWS, GCP, or Azure). Experience with frameworks like Spring Boot, Micronaut, or Ktor is a plus. A mindset More ❯

Java/Kotlin Engineer A fast-growing Fintech company based in London, are on the lookout for talented Kotlin Engineers to join their high-impact engineering team. You don’t need to be a Kotlin expert yet — if you’ve worked in any JVM language (Java, Scala, Clojure, etc.) and are keen to learn Kotlin, we’d love to … architectural discussions and help shape our platform as we scale. What we’re looking for Strong experience with Java, Scala, Kotlin, or another JVM language. Solid understanding of modern software engineering principles — from CI/CD to cloud-native development (AWS, GCP, or Azure). Experience with frameworks like Spring Boot, Micronaut, or Ktor is a plus. A mindset More ❯

Java Engineer A fast-growing loyalty & rewards company helping brands create deeper, data-driven relationships with their customers seek skilled Java Engineers to help design and deliver cutting-edge Microservices powering next-generation loyalty experiences. What You ll Do Design, build, and maintain scalable backend services using Java and Spring Boot Develop Microservices that integrate with a variety of More ❯

Python Video Processing Engineer (Contract) | 2 days in office 📅 Duration: 3 months 🌍 Location: London | 2 days in office 💰 Pay Rate: £25-300 per day 🔍 About the Role We are looking for a Python Video Processing Engineer to join our multidisciplinary team and help design and optimise high-performance video pipelines in the cloud. You'll be working on … cutting-edge software for a medical device , ensuring robustness, security, and efficiency in everything you build. 🧠 A Day in the Life Design, implement, and optimise custom cloud-based video pipelines for video processing. Leverage hardware acceleration to build high-performance, low-latency video capture, processing, AI inference, visualisation, and streaming software. Collaborate with engineers and researchers to deliver secure More ❯

Python Video Processing Engineer (Contract) | 2 days in office 📅 Duration: 3 months 🌍 Location: London | 2 days in office 💰 Pay Rate: £25-300 per day 🔍 About the Role We are looking for a Python Video Processing Engineer to join our multidisciplinary team and help design and optimise high-performance video pipelines in the cloud. You'll be working on … cutting-edge software for a medical device , ensuring robustness, security, and efficiency in everything you build. 🧠 A Day in the Life Design, implement, and optimise custom cloud-based video pipelines for video processing. Leverage hardware acceleration to build high-performance, low-latency video capture, processing, AI inference, visualisation, and streaming software. Collaborate with engineers and researchers to deliver secure More ❯

About The Role FDM is a global business and technology consultancy seeking a experienced engineer to work for our client within the finance sector. This is initially a 12-month contract with the potential to extend and will be a hybrid role that will be based in London. We're working with a leading consultancy to support their end … environment Apply engineering best practices, including CI/CD, testing, and code reviews Bring a consulting approach to stakeholder engagement and delivery About You Ideal Candidate: 5+ years of software engineering experience Strong background in Java and microservices architecture Experience with Kafka and cloud platforms (preferably AWS) Proficient in modern frontend frameworks (Angular and/or React) Previous experience More ❯

core component of success for the team. Believe there are multiple ways to solve most technical problems and are willing to debate the trade-offs. Have become a stronger engineer by making mistakes and learning from them. Are a doer, someone who wants to grow their career and gain experience across technologies and business functions. We Continuously invest in … that benefit your career while delivering impactful technology solutions. Job Description We are seeking a highly skilled Senior Developer to join our Legal & Compliance technology team as a lead engineer in our London office. In this role, you will manage a global team and be responsible for overseeing the development and enhancement of our suite of real-time applications … design and architecture can respond and recover quickly. Conduct regular code reviews, write unit tests, and maintain comprehensive technical documentation for systems, processes, and architecture. Requirements 10+ years of software development experience working in asset management/hedge funds, investment banking or financial services institutions Bachelor's degree in Computer Science, Math, or equivalent; a higher degree in a More ❯

Be part of HL's future. Be part of the future of investing. Shape it with us. What You'll Be Doing Building and deploying scalable, secure, and compliant software at pace. Integrating HL web and mobile apps with existing and new systems to deliver a seamless client experience across a range of products and services. Delivering value iteratively … outcomes with HL's mission and client value. Championing a culture of continuous learning, cross-functional collaboration, and inclusivity with a growth mindset. About You 8-10 years of software development experience within large-scale, regulated environments - ideally in Investment, Asset or Wealth Management. Solid experience in building and deploying frontend applications in React or React Native with hands …/TypeScript JavaScript/iOS (Swift) or Android (Kotlin) RDBMS (Oracle/Sybase)/NoSQL databases (Document DB) AWS and cloud-native microservices containerised architecture (e.g. K8s, Docker) Modern software engineering practices with CI/CD pipelines and DevOps principles TDD/BDD testing frameworks Desirable Java (21) and Spring Boot Interview Process 3 Stage Interview Stage 1 - Discussion More ❯

A leading global commodities trading firm is seeking a Software Engineering Lead to drive business-critical automation and digitalisation initiatives. This is a hands-on leadership role within a small but growing technology team, working directly with trading desks, operations, and change managers to deliver high-impact solutions. The successful candidate will combine strong technical expertise with leadership skills … and a commercial mindset, helping shape the future technology landscape of the business. Key Responsibilities: - Lead and mentor a team of software engineers, ensuring high-quality technical delivery - Collaborate closely with Business Change Managers and trading teams to gather requirements, understand workflows, and identify areas for process improvement - Evaluate and prioritize digital and automation projects based on commercial impact … Parsing (IDP), to improve efficiency and productivity - Oversee the delivery, maintenance, and support of automation tools and systems - Provide hands-on technical leadership and problem-solving across the full software development lifecycle Candidate Profile: - Degree in Computer Science, Computer Engineering, Information Technology, or a related field - Proven experience leading and mentoring software development teams - Strong programming skills in More ❯

A fast-growing software startup is building next-generation tools for companies that certify complex hardware and software systems, industries like aerospace, healthcare, and energy. While software innovation moves quickly, these sectors are still held back by slow, manual processes. This company is changing that by creating a modern platform that accelerates certification and compliance. Recently, they More ❯

A fast-growing software startup is building next-generation tools for companies that certify complex hardware and software systems, industries like aerospace, healthcare, and energy. While software innovation moves quickly, these sectors are still held back by slow, manual processes. This company is changing that by creating a modern platform that accelerates certification and compliance. Recently, they More ❯

A fast-growing software startup is building next-generation tools for companies that certify complex hardware and software systems, industries like aerospace, healthcare, and energy. While software innovation moves quickly, these sectors are still held back by slow, manual processes. This company is changing that by creating a modern platform that accelerates certification and compliance. Recently, they More ❯

A fast-growing software startup is building next-generation tools for companies that certify complex hardware and software systems, industries like aerospace, healthcare, and energy. While software innovation moves quickly, these sectors are still held back by slow, manual processes. This company is changing that by creating a modern platform that accelerates certification and compliance. Recently, they More ❯

Be part of HL's future. Be part of the future of investing. Shape it with us. What You'll Be Doing Building and deploying scalable, secure, and compliant software at pace. Integrating HL web and mobile apps with existing and new systems to deliver a seamless client experience across a range of products and services. Delivering value iteratively More ❯

Job Description Work within our highly technically diverse multidisciplinary teams (application software, embedded, cloud platform, etc.) Contribute to the core application software by developing enhancements for our existing intra-operative devices, taking ownership of the maintainability and reliability of the application software in our existing intra-operative devices and helping develop the software stack for our … monitoring and cloud connectivity. Investigate, debug, and resolve issues reported from testing and support. Participate in the relevant security and regulatory compliance processes. Develop robust and secure-by-design software fit for a medical-grade system. Must Haves BS/MS in Computer, Electrical, Electronics Engineering or equivalent Current experience in developing high quality, high performing code in modern More ❯