senior java backend developer jobs in London

This job is with Global, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly.Accepting applications until: 16 October 2026Job DescriptionYour Role: Senior Java DeveloperWe're looking for an experienced backend engineer with a passion for technical...

SENIOR BACKEND SOFTWARE ENGINEER | UK REMOTE | £100,000 - £120,000 About the Opportunity My client, an exceptional aerospace tech firm building next-gen communication intelligent networking company are looking for a Senior Backend Engineer to work on their highly technical core systems. The Role Join their core engineering team to design, build and...

Job DescriptionMy client, a startup in London, is looking for a Backend Engineer. For full details, please apply.At A Minimum, We Would Expect -Enthusiasm for developing technologies to solve real problems -Demonstrable coding skills -Confidence to challenge our engineering customs and practices -Overwhelming desire to ‘do the right thing’ for customers...

Senior Backend Developer for Video on Demand and Live Streaming (GoLang) Contract 12 months OUTSIDE IR35 Remote (UK)If you are interested in applying for this job, please make sure you meet the following requirements as listed below.A leading video platform is seeking experienced Senior Backend Developers with expertise in GoLang to contribute to the...

Java Developer – HealthTech Scale-Up??Wokingham, Berkshire (Hybrid) ??Up to £85,000 + Benefits We're partnering with one of the UK'sfastest-growing HealthTech scale-ups , transforming how hospitals deliver care through modern, cloud-based technology. In just a few years, the business has evolved from a disruptive start-up into atrusted technology partner...

Job Reference: NJ0416Date Posted: 24 September 2026Recruiter: Nexus Jobs LimitedLocation: LondonRemote Working: 100% remote working possibleSalary: 55,000 to 80,000Sector: I.T. & CommunicationsJob Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: : Apply for this job nowJob DescriptionSenior Backend Developer with C# .net Working as part of...

Nomura Holdings, Inc. in London seeks a Senior Java Developer for the Rates Intraday Risk Technology team. You will work with Flow Rates desks and quants to translate complex requirements into robust server-side solutions.The role involves contributing to the architecture refresh and building APIs that provide intraday risk and P&L data. Strong Java, Spring...

Jobs for Humanity is partnering with FIS Global to build an inclusive and just employment ecosystem. Therefore, we prioritize individuals coming from the following communities: Refugee, Neurodivergent, Single Parent, Blind or Low Vision, Deaf or Hard of Hearing, Black, Hispanic, Asian, Military Veterans, the Elderly, the LGBTQ, and Justice Impacted...

Senior Fullstack Software DeveloperOur Client is a relatively young company but growing quickly in the world of financial technology solutions.They are now looking to recruit a Senior Fullstack Software Developer with at least 5 plus years expertise.The ideal candidate will have great problem solving and communication skills and be comfortable with fast...

About ARQARQ is one of the fastest-growing fintechs in the world. Our mission is to redefine how people interact with money across borders, building the infrastructure to move value seamlessly. We’re still early in our journey, which means every person who joins shapes the future of our product, culture, and growth. If you’re excited by big challenges,...

About Octopus ElectroverseWe’re making electric vehicle public charging simple, by building the giant, virtual charging platform of the future. In just five years, Octopus Electroverse has become Europe’s largest eMobility charging network, with over 1.4 million connected electric vehicle chargers globally across 79 countries. Our customer ecosystem...

We are looking for an experienced Full-Stack Developer to design, develop, and maintain scalable web and mobile applications. The role involves building modern user interfaces using React or React Native, developing robust backend services using Java, and ensuring seamless integration between front-end and back-end systems. Key Responsibilities •  ...

Company DescriptionVertex Solutions is a specialist technical recruitment company which works with some of the Europe's brightest and most innovative technology companies within Research, Development and Science. Since 1997, we have helped to build talented teams of Engineers (Software, Hardware and IT/Network Support) and scientific staff from graduate...

We’re looking for someone to join our high performance engineering team building our new real time banking platform. You’ll bring strong experience of working with Continuous Deployment practices in production environments.You’ll have experience building and operating cloud native services using technologies such as Spring Boot, with automation as a...

We are looking for a talented and experienced full stack developer with experience in Finance process within Investment banking for one of our global investment banking clients Primary task would be to Design and develop responsive, high-performance front-end applications using React 18 and TypeScript for trading desks and risk reporting teams. Build and...

Company DescriptionTalan (part of the Talan Group) is an expert provider of professional services. Our vision and mission is to take positive action in a complex world for the future good of people and the environment and to enlighten and enable our clients’ transformation in an increasingly complex world.We are purpose-driven, working across multiple...

GlobalLogic in the United Kingdom is seeking a Software Engineer to join our high performance engineering team building a real-time banking platform. You’ll design, produce, test and implement working software across the system lifecycle, with a focus on reliability and scalability.You’ll work with Kafka, Java/Spring Boot microservices and cloud-native...

OverviewLocation: City Of London, England, United KingdomWe are seeking an experienced Backend Developer to design, develop, and maintain scalable backend services and REST APIs using Python and Node.js. You will work closely with product, front-end, and DevOps teams to deliver high-performance, secure, and reliable systems.ResponsibilitiesBuild RESTful APIs...

Technical Lead - Backend (Java / Spring Boot) Edinburgh, Leeds, Manchester, London About the role This is a senior, hands‑on technical leadership role embedded in a client team in a fast‑paced, product‑led environment. You will set technical direction, own the delivery signal, and grow the engineers around you. You will work at a pace where priorities...

Role: Java Full Stack DeveloperLocation: London (Canary Wharf), UKContract: 6+ MonthsType: Hybrid (3 days a week)Job DescriptionThis project is to build and extend an Integrated client coverage platform to bring together information both internal and external on our client with insights, contacts and interactions, revenue, lending, wallet share and more. The...