1 to 25 of 1,199 Software Engineer Jobs in London

SENIOR SOFTWARE ENGINEER - DV CLEARED BRAND NEW PERMANENT JOB OPPORTUNITY AVAILABLE WITHIN A GLOBALLY LEADING NATIONAL SECURITY COMPANY FOR A SENIOR SOFTWARE ENGINEER WITH DV CLEARANCE Permanent job opportunity for a Senior Software Engineer Globally leading defence/cyber security company Salary up to … plus clearance bonus London based organisation in an easily accessible location Permanent Software Engineer To apply please call/or email WHO WE ARE? We are recruiting a Senior Software Engineer to work with a multi-national, industry leading national security consultancy in central London. WHAT … WILL THE SENIOR SOFTWARE ENGINEER BE DOING? As a Senior Software Engineer, you will work with an experienced agile team to design and deliver packages of bespoke work, work development teams and liaise with customers. You will work through the entire software development life cycle More ❯

Staff Software Engineer – THE AI Scale-Up of 2025 | Future Unicorn Up to £170,000 plus excellent stock options Remote First – London Office for those who want it Next.js | React | Typescript | Node | Python Are you a product-focused Staff Software Engineer who enjoys autonomy and wants … to build products from end-to-end? If so, read on… Staff Software Engineer – We have been exclusively engaged by one of the most exciting tech scale-ups in the UK, who are looking for a Staff Software Engineer as they grow significantly in 2025. They … are well-funded, revenue-generating and have found product market fit for their industry disrupting, AI-powered SaaS platform. The Staff Software Engineer will have a high degree of autonomy, using modern technology like Next.js, React, Typescript/Node and Python to design and build new products and More ❯

Staff Software Engineer – THE AI Scale-Up of 2025 | Future Unicorn Up to £170,000 plus excellent stock options Remote First – London Office for those who want it Next.js | React | Typescript | Node | Python Are you a product-focused Staff Software Engineer who enjoys autonomy and wants … to build products from end-to-end? If so, read on… Staff Software Engineer – We have been exclusively engaged by one of the most exciting tech scale-ups in the UK, who are looking for a Staff Software Engineer as they grow significantly in 2025. They … are well-funded, revenue-generating and have found product market fit for their industry disrupting, AI-powered SaaS platform. The Staff Software Engineer will have a high degree of autonomy, using modern technology like Next.js, React, Typescript/Node and Python to design and build new products and More ❯

Python Software Engineer with key skills in python, Typescript and an understanding of data pipelines is sought by a market leading SaaS start up based in the UK. With recent investment this Python Software Engineer will work closely with the Head of Engineering on new product … months. As such proven experience working in a product led, fast paced start up would be hugely beneficial. This role would suit an experienced software engineer who relishes using the latest technology to build greenfield solutions that quickly solve business problems with the ability to understand and translate … business requirements into technical solutions. This Python Software engineer should have most of the following key skills - Strong commercial python development experience - Solid Typescript skills - A well rounded front end skill set - JavaScript, React, Vue, express, angular etc - A product focussed, business first approach to engineering - Experience working More ❯

.Net Developer/.Net core/AWS/SaaS/API's/Software Engineer/C# Software Engineer Role: Software Engineer ( .Net Engineer ) Salary: £60,000 Location: One day a month in London .Net Developer/.Net core/AWS/SaaS …/API's/Software Engineer/C# Responsibilities Work as part of a Product engineering team to deliver new applications and features, and improve and fix existing software Understand business requirements and write clean, tested, maintainable code that meets acceptance criteria Continually aim to improve technical … administrator) Experience building and maintaining APIs (REST or GraphQL) AWS (ideally, however open to Azure/GAP) Qualifications 3+ years of experience as a software engineer working with .NET/C#/AWS If you believe you are the .Net Developer we are looking for then please do More ❯

Software Engineer/Senior Software Engineer London, United Kingdom The role We are seeking a curious, creative and motivated individual who rises to the challenges of continuing to build an innovation-driven start-up. As we progress towards Series A funding, this is a unique opportunity … to help define the future of surgery and play a significant role in shaping the company's product. This role is available at Software Engineer and Senior Software Engineer level, depending on experience. As our (Senior) Software Engineer, you will contribute to ongoing improvements … Suggest and develop new product features and support them through to release into a medically regulated environment. Hold responsibility in designing, developing and maintaining software components in C++ and Python. Collaborate with other software engineers and imaging scientists as well as regulatory and clinical experts to ensure our More ❯

BRAND NEW PERMANENT JOB OPPORTUNITY AVAILABLE WITHIN A LEADING SOFTWARE COMPANY FOR A SOFTWARE ENGINEER WITH ENHANCED DV CLEARANCE Permanent job opportunity for a Software Engineer Leading National Security SME working with Software and Data products Flexible salary DOE + Clearance bonus + Company … accessible location To apply please call 07704 152 640/0203 854 0120 or email dominic.barbet@searchability.com WHO WE ARE? We are recruiting a Software Engineer to work with a leading National Security SME in London. We support Central Government, Defence and Law Enforcement customers across the UK … with Software, Digital and Data products and tools to help keep the UK safe. Due to the nature of the work and the customers, you must hold enhanced DV Security Clearance. WHAT WILL THE SOFTWARE ENGINEER BE DOING? As a Software Engineer, you will be More ❯

BRAND NEW PERMANENT JOB OPPORTUNITY AVAILABLE WITHIN A LEADING SOFTWARE COMPANY FOR A SOFTWARE ENGINEER WITH ENHANCED DV CLEARANCE Permanent job opportunity for a Software Engineer Leading National Security SME working with Software and Data products Flexible salary DOE + Clearance bonus + Company … accessible location To apply please call 07704 152 640/0203 854 0120 or email dominic.barbet@searchability.com WHO WE ARE? We are recruiting a Software Engineer to work with a leading National Security SME in London. We support Central Government, Defence and Law Enforcement customers across the UK … with Software, Digital and Data products and tools to help keep the UK safe. Due to the nature of the work and the customers, you must hold enhanced DV Security Clearance. WHAT WILL THE SOFTWARE ENGINEER BE DOING? As a Software Engineer, you will be More ❯

.Net Developer/.Net core/Azure/AWS/SaaS/API's/Backend Developer/Software Engineer Role: Software Engineer Day Rate: £600 a day Location: Very occasional trips into zone 1 Central London Company: Financial Services Determination: Outside IR35 Length: 1 year … who are a cutting-edge analytics platform going through a massive growth period and they are looking for a highly skilled .NET Developer/Software Engineer to join their growing team. The ideal candidate will be familiar with the full software design life cycle and have had … experience developing SaaS/Software products. They should have experience in designing, coding, testing and consistently managing applications. They should be comfortable coding in several languages and have an ability to test code to maintain high-quality code. .Net Developer/.Net core/Azure/AWS/SaaS More ❯

Full-Stack Software Engineer, AI/ML, COR7005 Are you a talented Software Engineer with a passion for AI and machine learning? This could be the perfect role for you! The Role As a Full-Stack Software Engineer, you will play a key role … Company Our client is an early-stage startup dedicated to advancing AI technology, focusing on building transformative AI-powered platforms. As a Full-Stack Software Engineer, you'll be part of a collaborative, growth-focused environment where creativity and problem-solving are at the heart of innovation. The … role is hybrid remote and based in London. Benefits Some of the benefits on offer for the Full-Stack Software Engineer include: Share options available Opportunities for professional growth and development Access to cutting-edge AI resources and infrastructure Collaborative team environment focused on learning and innovation What More ❯

Backend Software Engineer/Developer (Elixir Ecto AI) Remote UK to £110k Are you a senior, backend focussed Software Engineer with advanced Elixir coding skills, Ecto database experience and a keen interest in AI? You could be progressing your career in an impactful Backend Software Engineer role at a highly successful American sports data analytics company that is expanding its UK presence. As a Backend Software Engineer you'll join a small team working with Elixir to design, develop and deploy backend applications and services, ensuring performance and reliability with a … also contribute to future AI product offerings, helping to drive the use of Artificial Intelligence in the product. You'll work across the full software development lifecycle, participate in code reviews and explore emerging technologies as part of a collaborative, remote team of technologists who enjoy what they do. More ❯

Senior Software Engineer. One of the UK’s leading and award-winning Wealth Managers seeks to hire an experienced Software engineers to lead agile based projects. The Senior Software Engineer will lead a team of software developers who deliver applications, integration, data and reporting solutions … across the business. The team is expanding, and the Senior Software Engineer will drive development/engineering strategy and client delivery. The Senior Software Engineer will: Influence and implement new ideas across software development teams Help to implement Agile practices Influence software development strategy … responsibility for recruitment, training and develop technical skills of new developers joining the team Report writing and reviewing statistics for senior management The Senior Software Engineer will have experience with: Have proven experience of leading projects Have extensive software development background Proven experience within a financial or More ❯

Senior Software Engineer. One of the UK’s leading and award-winning Wealth Managers seeks to hire an experienced Software engineers to lead agile based projects. The Senior Software Engineer will lead a team of software developers who deliver applications, integration, data and reporting solutions … across the business. The team is expanding, and the Senior Software Engineer will drive development/engineering strategy and client delivery. The Senior Software Engineer will: Influence and implement new ideas across software development teams Help to implement Agile practices Influence software development strategy … responsibility for recruitment, training and develop technical skills of new developers joining the team Report writing and reviewing statistics for senior management The Senior Software Engineer will have experience with: Have proven experience of leading projects Have extensive software development background Proven experience within a financial or More ❯

Job title (Senior) Software Engineer The role We are seeking a curious, creative and motivated individual who rises to the challenges of continuing to build an innovation-driven start-up. As we progress towards Series A funding, this is a unique opportunity to help define the future of … surgery and play a significant role in shaping the company’s product. This role is available at Software Engineer and Senior Software Engineer level, depending on experience. As our (Senior) Software Engineer, you will contribute to ongoing improvements and upgrades to our surgical hyperspectral … suggest and develop new product features and support them through to release into a medically regulated environment; hold responsibility in designing, developing and maintaining software components in C++ and Python; collaborate with other software engineers and imaging scientists as well as regulatory and clinical experts to ensure our More ❯

Job title (Senior) Software Engineer The role We are seeking a curious, creative and motivated individual who rises to the challenges of continuing to build an innovation-driven start-up. As we progress towards Series A funding, this is a unique opportunity to help define the future of … surgery and play a significant role in shaping the company’s product. This role is available at Software Engineer and Senior Software Engineer level, depending on experience. As our (Senior) Software Engineer, you will contribute to ongoing improvements and upgrades to our surgical hyperspectral … suggest and develop new product features and support them through to release into a medically regulated environment; hold responsibility in designing, developing and maintaining software components in C++ and Python; collaborate with other software engineers and imaging scientists as well as regulatory and clinical experts to ensure our More ❯

Java Software Engineer – Asset Management Software 💰 Salary: £80,000 - £100,000 + bonus + benefits 📍 Approximately 2 days a week in Central London office. A central London-based company, who are building trading software for the asset management and hedge fund industry, are looking for a … Java Software Engineer to join them on their mission. This scale-up is a spin-out from one of the largest UK born global asset managers. ⭐ They are looking for a Java Software Engineer with the following: Mid level commercial Core Java development background Multithreading, concurrency … methodologies including TDD, pair-programming and CD 💻 Tech: Core Java, Multithreading, Concurrency, AWS, DevOps, ActiveMQ/MongoDB, Kafka The role will suit a Java Software Engineer with a strong enthusiasm to work in a fast-paced, financial environment and who has a natural interest in the trading industry. More ❯

INTERMEDIATE LEVEL FULL STACK SOFTWARE ENGINEER Salary : Up to £45,000 Start Date : 3rd March 2025 Location : London/Hybrid (2-4 days in the office per month) About the role: Guru collects a billion measurements a month on the performance of complex district wide heat networks and … technical delivery of projects to build our solution and products, and operate the services that they depend on. You'll work on our cloud software applications that work in conjunction with our large fleet of remotely managed devices. As an Intermediate level Software Engineer, you'll be … exposure to the full product & service lifecycle from specification & architecture through to release & operation. You'll work with the team to deliver high quality software and solutions which provide an acceptable service uptime to our clients. You'll be closely involved with real world applications with a large user More ❯

Senior Software Engineer Location: London bridge office Hybrid role with 1 or 2 days a week working in office (flexible) Salary: £80,000 - £100,000 C#, ASP.Net, MVC, JavaScript, Azure Neulinx are delighted to be partnered with a fintech start-up who operate in the UK and International … for wealth managers. They are an enterprise SaaS business, providing technology solutions to the wealth sector. This company currently have 20 employees with its software engineering function is split between the UK and Philippines. However due to continued growth they are now looking to onboard an experienced Software Engineer (C#, ASP.Net, MVC, JavaScript). Key Responsibilities Developing the Enterprise SaaS proposition Building new tools and products for the platform and financial adviser clients Streamlining the trading and transfers processes to be fully automated Implementing modern technologies into WealthTech and the platform Provide solutions to technical problems More ❯

Senior Software Engineer Location: London bridge office Hybrid role with 1 or 2 days a week working in office (flexible) Salary: £80,000 - £100,000 C#, ASP.Net, MVC, JavaScript, Azure Neulinx are delighted to be partnered with a fintech start-up who operate in the UK and International … for wealth managers. They are an enterprise SaaS business, providing technology solutions to the wealth sector. This company currently have 20 employees with its software engineering function is split between the UK and Philippines. However due to continued growth they are now looking to onboard an experienced Software Engineer (C#, ASP.Net, MVC, JavaScript). Key Responsibilities Developing the Enterprise SaaS proposition Building new tools and products for the platform and financial adviser clients Streamlining the trading and transfers processes to be fully automated Implementing modern technologies into WealthTech and the platform Provide solutions to technical problems More ❯

Full-Stack Developer- Software Engineer We are developing an innovative web and mobile-based application to support a Class 2b medical device, enabling personalized treatment and remote patient monitoring. We are looking for a Full-Stack Software Engineer with a strong emphasis on frontend development who … of a multi-disciplinary team delivering a regulation-compliant digital health platform that makes a difference in people's lives. Responsibilities Details as a Software Engineer: Design, develop and deploy new features and modules, shape product frameworks for a web and mobile based software application to be … and test applications Evaluate existing applications to reprogram, update and add new features. Develop, prepare and/or maintain documents with technical requirements and software design specifications handbooks to accurately represent application design and code- timely, comprehensive, and accurate documentation. Work closely on embedded firmware development for systems integration. More ❯

Full-Stack Developer- Software Engineer We are developing an innovative web and mobile-based application to support a Class 2b medical device, enabling personalized treatment and remote patient monitoring. We are looking for a Full-Stack Software Engineer with a strong emphasis on frontend development who … of a multi-disciplinary team delivering a regulation-compliant digital health platform that makes a difference in people's lives. Responsibilities Details as a Software Engineer: Design, develop and deploy new features and modules, shape product frameworks for a web and mobile based software application to be … and test applications Evaluate existing applications to reprogram, update and add new features. Develop, prepare and/or maintain documents with technical requirements and software design specifications handbooks to accurately represent application design and code- timely, comprehensive, and accurate documentation. Work closely on embedded firmware development for systems integration. More ❯

Staff Software Engineer Remote - UK/Europe (UTC 3) $US160-200k Base + Great Benefits Our well-backed and rapidly growing independent research and advisory client is a guiding force in the ever-changing world of Crypto. As experts in MEV and Blockchains, they help organisations bridge the … gap between research and commercial products. They are looking for a Staff Software Engineer to help shape the future of their platform, playing a key role in designing, developing, and maintaining scalable systems that power tools. Staff Software Engineer Duties: System Architecture: Design and develop scalable … and process enhancements. Scalability & Performance: Optimize distributed systems for efficiency and seamless growth. Security & Compliance: Implement best practices for secure and resilient infrastructure. Staff Software Engineer Requirements: Experience: 8+ years in software engineering, leading complex projects. Technical Expertise: Proficiency in TypeScript, Rust , or similar, with strong backend More ❯

C++ Software Engineer/Developer (Windows C/C++) London to £70k FTC Are you a skilled C++ Software Engineer? You could be progressing your career in a senior, hands-on role at a global market data provider whilst enjoying a range of perks and benefits. … As a C++ Software Engineer you will join an Agile team focussed on building and maintaining Exchange Connectivity software systems that require real-time and low latency, maintaining data feeds and developing key underlying transport protocols for data transmission. The platform has been built with C++ and … note this is a 12 month Fixed Term Contract. About you: You have C/C++ development skills on Windows OS You have full software development lifecycle experience You have a good knowledge of networking protocols e.g. TCP/IP, multicast You have a strong grounding in Computer Science More ❯

C++ Software Engineer/Developer (Windows C/C++) London to £70k FTC Are you a skilled C++ Software Engineer? You could be progressing your career in a senior, hands-on role at a global market data provider whilst enjoying a range of perks and benefits. … As a C++ Software Engineer you will join an Agile team focussed on building and maintaining Exchange Connectivity software systems that require real-time and low latency, maintaining data feeds and developing key underlying transport protocols for data transmission. The platform has been built with C++ and … note this is a 12 month Fixed Term Contract. About you: You have C/C++ development skills on Windows OS You have full software development lifecycle experience You have a good knowledge of networking protocols e.g. TCP/IP, multicast You have a strong grounding in Computer Science More ❯

Software Engineer/Developer (Java 17 Kotlin AWS) London/WFH to £85k Are you a technologist Software Engineer with strong Java skills looking to progress your career, working with a modern cloud based infrastructure and a range of technology? You could be joining a hugely … successful and growing commodities trading firm that specialise in trading whiskey. As a Software Engineer you'll collaborate with the Lead Engineer on the whiskey trading platform as the company looks to scale the platform and introduce new features. There's an emphasis on code quality; designing … previous exposure to any of these would be beneficial You're collaborative with good communication skills What's in it for you: As a Software Engineer/Developer you will earn: Salary to £85k Bonus Hybrid working (x3 days in London per week) Learning and career development opportunities More ❯