51 to 75 of 196 Software Developer Jobs in London

excellent opportunity for an experienced Senior Software Developer to join a high-performing technology team responsible for architecting, developing, and enhancing sophisticated trading and research systems. This role would suit a strong C#/.NET engineer who enjoys solving complex technical problems and wants to have genuine influence … researchers, traders and other technical specialists. Key Responsibilities Design, develop and maintain high-performance applications using C# and modern .NET Take ownership of significant software development projects from initial design through to production Contribute to and lead architectural and technical design decisions Design and develop scalable systems supporting automated ...

Software Developer - Clearing Technology Location: London, GB Job type: Full-Time As a Senior Full Stack Developer specialising in C# .NET, you will be a pivotal member of our Software Development team in Clearing Technology, driving an AI-first approach to the creation and enhancement … energy, commodities, metals and financial markets. You will leverage modern AI-assisted development tools and practices to accelerate delivery, improve code quality, and enhance developer productivity, while ensuring solutions meet the high standards of control, auditability, and reliability required within financial systems, including compliance with SOX (Sarbanes-Oxley) requirements. ...

About the roleAre you a Software Developer who wants to build technology that improves the lives of people affected by dementia? Join the Minder team within the UK DRI Care Research and Technology Centre at Imperial College London and help develop an innovative healthcare platform used in real … world care settings. You will work alongside researchers, clinicians, data scientists and designers to deliver secure, scalable software and data systems with meaningful societal impact.What you would be doingIn this role, you will develop secure and scalable backend services, build and support cloud-native infrastructure, and design Lakehouse-based ...

Junior Software & Systems Developer Location: London - Hybrid working Salary: Up to £40,000 per annum Job Type: Full-time, Permanent A new exciting opportunity has become available to join one of the UK's leading independent providers of 4G & 5G broadband as a Junior Software & Systems Developer. … Improve systems behind Technical Support, including remote diagnostics, Zendesk workflows, automation, and AI. Provide hands-on Technical Support as required. Collaborate with the Senior Developer on software development tasks and learn existing systems, codebase, and development processes. As your experience grows, progressively take on more development work ...

Software Developer – GoBase: 150,000-200,000+Bonus: 50,000-100,000 and benefitsMy Client is urgently looking for a Software Engineer with proficiency in Go. My client is a highly successful algorithmic trading business with global reach and considerable market share of trading activity in the markets … they trade.The role sits in an engineering team that team designs, develops, and maintains infrastructure for the organisation using a combination of open-source software, and custom code. This role is ideal for someone who has strong core development skills, enjoys working with multiple technologies and deep customisation.Responsibilities include ...

Software Developer – GoBase: 150,000-200,000+Bonus: 50,000-100,000 and benefitsMy Client is urgently looking for a Software Engineer with proficiency in Go. My client is a highly successful algorithmic trading business with global reach and considerable market share of trading activity in the markets … trade. The role sits in an engineering team that team designs, develops, and maintains infrastructure for the organisation using a combination of open-source software, and custom code. This role is ideal for someone who has strong core development skills, enjoys working with multiple technologies and deep customisation. Responsibilities ...

Software Engineer - Developer Productivity Location: London, United Kingdom About The Role A World-Changing Company Palantir builds the world's leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving … chain disruptions, locate missing children, and more. The Role Are you passionate about engineering quality, efficiency, and increasing the impact of engineers around you? Software Engineers at Palantir build software at scale to transform how organizations globally use data. As a Software Engineer on Developer Productivity ...

Date published 10-Sep-2026 Req # 21646 Job description Connect to your IndustryOur Tax and Legal Digital Innovation (DI) team is expanding its Software Engineering capabilities. DI has a market leading reputation in London and across Europe. We are the largest of the Big 4 tax process … multijurisdictional tax operations.In response to significant success and an increased emphasis on technology and innovation in a rapidly evolving market, DI is recruiting Software Developer's to undertake new project work within our business.We need high calibre and motivated individuals to continue that growth and explore market differentiating ...

Junior C# Software Developer – Quant Trading 70,000 Plus Bonus, Hybrid WorkingQuant Capital is urgently looking for a C# Developer to join our high profile client.Our client is a well-known leading provider of integrated risk, analytics and trading solutions for the global financial markets. They specialise … part a team building cutting-edge applications and services supporting cross-asset trading and risk management. The successful candidate will have a passion for software development and the desire to constantly improve both their skills and the solutions they work on.The ideal developer will have minimum ...

Junior C# Software Developer – Quant Trading 70,000 Plus Bonus, Hybrid WorkingQuant Capital is urgently looking for a C# Developer to join our high profile client. Our client is a well-known leading provider of integrated risk, analytics and trading solutions for the global financial markets. They … part a team building cutting-edge applications and services supporting cross-asset trading and risk management. The successful candidate will have a passion for software development and the desire to constantly improve both their skills and the solutions they work on. The ideal developer will have minimum ...

Full Stack Software Developer, Client Solutions We are seeking a talented Full-Stack Developer with strong experience in modern web technologies, ideally with deep expertise in Angular or a similar front-end framework, and solid capability across backend technologies. The ideal candidate is enthusiastic, collaborative and delivery … solutions for both internal and external audiences. You will be part of a friendly and collaborative broader team responsible for post-trade and reporting software development. The role involves working closely with our Client Solutions team to understand requirements, design solutions and ensure exceptional user experience from both ...

Java Software Developer – Trading Systems (Remote) Amsterdam or LondonQuant Capital is partnered with a leading technology-driven trading firm looking to hire an experienced Java Software Developer. This is a hands-on engineering role building the core software platform used across research, trading systems and operations.The … role suits a strong software engineer who enjoys solving hard technical problems, understands distributed systems, and writes clean, reliable Java. You will work close to research and infrastructure teams, improving performance, extending platform capability and supporting new markets, products and functionality.What you will be doing • Build and improve Java ...

Overview Full Stack Software Developer, Post - Trade – London, United Kingdom Winton is a research-based investment management company with a specialist focus on statistical and mathematical inference in financial markets. The firm researches and trades quantitative investment strategies, which are implemented systematically via thousands of securities, spanning … technology areas What we are looking for A bachelor’s or master’s degree in a STEM subject 3+ years of full-time professional software development experience Strong experience with Angular (preferred), React or other structured modern front-end framework Comfortable with enterprise-grade backend technologies such as C# ...

100000.00 - 120000.00 per annumLondonPermanentExcellent opportunity for a Senior Software Developer to play a key role in architecting, developing, and enhancing our clients in-house trading and research systems.This is an opportunity to work on greenfield projects, influence architectural decisions, and directly impact systems that support real-world trading … promote best engineering practicesParticipate in code reviews and enforce high standards of qualityCollaborate closely with researchers and traders to translate requirements into robust software solutionsContribute to continuous improvement of development processes and toolingRequired Skills & ExperienceBSc (or higher) in Computer Science or a related scientific disciplineStrong recent experience with C# ...

Position: Software Developer in Test (SDET) Line Manager/Reports to: QA Lead Education Level: Graduate Location: +/- 2 hours from the UK Roles: x2 About MillTech MillTech provides advanced FX and cash management solutions to increase market access, reduce costs and automate manual workflows. With … defect counts Staying up-to-date with new testing tools and test strategies Required Skills: Experience working with Foreign Exchange systems Strong knowledge of software QA methodologies, tools and processes Experience with Playwright Programming skills in JavaScript Strong SQL skills Hands-on experience with both white-box and black ...

Hybrid Pension plan Private healthcare/insurance Company profile - AI Software Start-up You will be joining a growing AI start-up building tools that help businesses and charities create high-quality e-commerce listings quickly and efficiently. Working as part of a small, experienced team, the business focuses … building practical software that solves real commercial problems using AI. With an emphasis on thoughtful engineering, clean solutions, and meaningful progress, they prioritise real-world impact over hype. As the company continues to grow, they are now looking to bring in a Junior Software Developer ...

life About the Role This is more than just a job, it’s an opportunity to lead, innovate, and grow. As a Senior Software Developer in Test , you’ll: Work with our clients to design, build, and implement cutting-edge automation frameworks and testing solutions. Lead and mentor … lookout for passionate, talented individuals who are ready to make an impact. Whether you’re an experienced automation tester or a developer with a flair for QA, we want to hear from you. #J-18808-Ljbffr ...

DescriptionWe have an opportunity for an experienced Senior Software Developer to join our Technology team in London on a permanent basis. You’ll join our Integration team at an important point in our journey, helping us to modernise and migrate our integration landscape. This is a hands … .NET, including ASP.NET Core MVC and Web API development. Experience of designing and building REST APIs, microservices and event-driven solutions. Strong knowledge of software engineering principles, including design patterns, SOLID principles and clean architecture. Experience with Docker and containerisation, as well as automated testing using xUnit or similar ...

looking for a passionate and experienced Senior Software Developer to join one of our agile squads. In this role, you’ll be hands‐on in designing, building, and enhancing features across the PCI Pal product suite, while also setting the technical standard through mentorship, code reviews, and driving … methodology Creating internal technical and process documentation for your work to ensure knowledge is shared with the wider engineering team Maintain high standards of software quality within the team by establishing good practices and habits Writing testable, scalable and efficient code and leading code reviews Supporting live products Learning ...

Title: Software Developer in Test Client: Growing Fintech Rate: up to £600 P/D (Outside IR35!!) Location: London (Hybrid) The role We are looking for a talented an enthusiastic SDET to join a rapidly expanding fintech based in London!! You will get the chance to work along … side some of the best SDETs and software engineers that the industry has to offer whilst aiding in the development of their C# platforms!! If you are a tech driven and enthusiastic individual this is the role for you!! Requirements Strong experience in automation testing - building and implementing frameworks ...

culture with unlimited opportunities for professional growth and development.We provide financial support for professional development and training.About the roleWe’re looking for seasoned Senior Software Developers, especially people who really care about the quality and impact of the products they’re building. Our stack is mostly built with Ruby … Rails, MySQL, and JavaScript. Your responsibilities as a Senior Software Developer:Build, test, and support the development of web software applications and internal toolsAnalyze requirements and decide the best ways to meet or even rework them; unique and innovative ideas are welcomeBe proactive by finding and addressing ...

Blockchain Software Developer - Digital Assets Platform (Open) Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you'll have the opportunity … Assets Blockchain Web3 Engineer to join the Citi Integrated Digital Assets Platform (CIDAP) engineering team. This is a hands-on engineering role for a developer who is deeply enthusiastic about the intersection of decentralized technologies and institutional finance. The successful candidate will contribute to the design, development, and deployment ...

Role This role is designed for individuals who want to own technical delivery, lead teams, and build lasting client relationships. As a Lead Software Developer in Test , you will: Lead the design and implementation of robust, scalable automation solutions across multiple projects and clients Mentor and coach … Together Were on the lookout for passionate, talented individuals who are ready to make an impact. Whether youre an experienced automation tester or a developer with a flair for QA, we want to hear from you. ...

Overview Zaizi is looking for a Senior Software Developer with solid technology skills, but who is also passionate about improving outcomes and the user experience. You’ll be reliable in your own deliverables but also curious about and offer innovative ideas to others in a mutli-disciplinary team. ...

Software Developer with C# Dot Net asp.net with SQL Server SSIS SSRS Our Client is a bank based in Central London who are looking to recruit at least 7 years plus experience as a Data Engineer with the ability to work with C# Dot net and SQL Server … with SSIS. You must have solid expertise of at least 7 years’ experience of working with and developing software with C# Dot Net and MS SQL Server and SSIS, SSRS and SSAS – SSIS is very important for this position. Must be an excellent problem solver and adept writing documentation ...