interface developer jobs in London

Our PurposeMastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation,...

Role Summary :We are seeking an experienced Java Full Stack Developer to join our Digital Asset development team. This is a hands‑on engineering role responsible for building end‑to‑end product experiences across modern web user interfaces and Java backend services that power institutional digital asset capabilities in a regulated financial services...

Architectural Technician/Design Manager London, UK * Full-Time, Permanent BTR / Residential Development * Client-Side * RIBA Stages 3-5The OpportunityOur client is a London-based real estate developer and investor with an active pipeline of residential-led schemes, including Build-to-Rent, office-to-hotel conversions, and emerging pipeline projects. They are...

Head Quant Developer – C# Risk Quant Capital is urgently looking for a Head Quant 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. Their clients include some of the largest global financial institutions and banks, leading hedge funds,...

Software Engineer – Aberdeen, Hybrid Join a global technology leader building cutting-edge software at the heart of the energy sector. This is a chance to work on complex, high-impact engineering problems used by clients worldwide, embedded in a close-knit core software team that owns the full product lifecycle rather than a single slice of it. What's in...

Test & Development Engineer - Fully remote Python | Software Testing | QA | API Testing | Automation | CI/CD | Validation | Playwright | Source Control | Simulation Software   We’re working with a pioneering motorsport technology provider that's transforming how top-tier race teams unlock vehicle performance. Their advanced simulation tools are used at...

Amazon Developer is seeking a talented UX Designer to help shape the developer experience for building and submitting applications for FireTV. This role requires a strong foundation in user-centered design, technical understanding, and problem-solving skills to create intuitive workflows that empower developers to test and publish their apps seamlessly.This...

React.JS Developer – Hedge Fund – Typescript120k Plus BonusQuant Capital is urgently looking for a React.JS Developer to join our high profile client.Our client is a $2 billion strong quant hedge fund with performance figures of 22%. They are currently looking to expand their high and intraday trading presence across FX and commodities.The environment is...

Senior Appian Development ConsultantWhy Valtech? We’re the experience innovation company - a trusted partner to the world’s most recognised brands. To our people we offer growth opportunities, a values-driven culture, international careers and the chance to shape the future of experience.The opportunityAt Valtech, you’ll find an environment designed...

Company Background: Our client is a leading designer and manufacturer of fibre lasers for use in cutting, welding, and marking applications in a wide range of industries. They sell its products globally and has its major business operations, including Research and Development, Manufacturing and Product Marketing located in Southampton, UK, and the rest of...

Junior ASP.NET Developer Get Banking ExperienceTunbridge Wells50,000Plus Bonus, Medical, Pension, Gym Alexander Black Recruitment is urgently looking for an ASP.NET Developer to join our high profile client.Our client is the world leader in Market data management systems, with clients globally such as most of the major investment banks. Their team in...

Job Reference: NJ0109Date Posted: 1 October 2026Recruiter: Nexus JobsLocation: LondonSalary: 40,000 to 60,000Sector: I.T. & CommunicationsJob Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: : Apply for this job nowJob DescriptionJavascript Front End Developer – Central LondonJavaScript Engineer required to join a fast growing company and...

Project Manager Interface Oversight (Sizewell C) Job Category: Project Management / Controls Contract Partner Company: Jobs Service Employing Company: Sizewell C The Sizewell C Jobs Service supports local people into exciting, long-term careers across our Project.#SZCJobs Interface Oversight Project Manager / Integration Project ManagerSizewell C Location:...

Tech: .NET Core, ASP.NET MVC 5, SQL, Anngular.JS 5 Web API CFChallenge: Greenfield 4 month project development, industry specific challengesFirm: Well-known fintech50 business, Bracknell, Small Dev Team.Pay: 70k, flex working and remote, Bonus, Benefits, PensionC# .NET Developer Fintech SQLQuant Capital is urgently looking for a C# .NET Developer to join our...

Frontend Developer – Bootstrap JavascriptBrussels90,000 Plus Bens – Flex WorkingQuant Capital is urgently looking for Frontend Developer to join our high profile client.Our client is a well known insuretech business. They are a small subsidiary of a much larger financial exchange firm.Your primary role is the design and development of components for...

Salary: £110 – 160k baseExperience: C++ Graduate level – 20+ years of experience Summary: Are you a C++ specialist who wants to work with a firm that have created their own pioneering C++ library? Do you want to reverse engineer Microsoft’s code? This is the market-leading firm for data visualisation software for business presentations, yet they...

Job Reference: NJ0316Date Posted: 24 September 2026Recruiter: Nexus Jobs LimitedLocation: West LondonSalary: 50,000 to 65,000Sector: I.T. & CommunicationsJob Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: : Apply for this job nowJob DescriptionFull Stack Dot Net Software DeveloperOur Client is an established leader in the travel...

Analyst Developer – Fintech55,000 Plus 10% BonusSouthamptonQuant Capital is urgently looking for an Analyst Developer to join our high profile client.My Client is a well known global legal firm with offices across the country.The Software Developer will work closely with the Lead Developer and Product Owner to define and redefine the business requirements....

  Permanent Full Time  -     We are looking for an AI Engineer with a strong cloud, software-development and full-stack engineering background to design and build secure, scalable and user-centred AI applications. This role focuses on turning AI models, agents and data capabilities into complete business solutions through front-end development,...

Senior Frontend Developer React | TypeScript | AWS | Remote (UK) Own the frontend. Influence architecture. Build exceptional user experiences. We're looking for a talented Senior Frontend Developer to take ownership of a modern React and TypeScript application, helping shape its architecture while delivering high-quality, accessible, and scalable...