Jobs for senior java backend developer at London

Company DescriptionWise is a global technology company, building the best way to move and manage the world’s money.Min fees. Max ease. Full speed.Whether people and businesses are sending money to another country, spending abroad, or making and receiving international payments, Wise is on a mission to make their lives easier and save them money.As part of...

Company DescriptionOverviewSpecialist role DeveloperSummary of the work  The role is for a senior developer who will work within a scrum team to create a BigData platform and caseworking systems: - Java development using primarily REST and SOAP services. - BPM (activiti) development - Understanding and development of the Hadoop platform. - Support for...

For an international organization in Geneva, Switzerland, we are urgently looking for a Full REMOTE Java Developer with +5 years of experience. As a Java XML Developer, you will develop new and expand existing web-based functionalities, in a manner that is compatible with the existing IT Platform and ensures Portal compliance. During the corona crisis,...

Company DescriptionJobs 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...

London, United KingdomDev /Full-time /HybridA World-Changing CompanyPalantir 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 drugs, forecast supply chain disruptions, locate missing children, and more.The RoleBackend...

Job Reference: Nj0415Date Posted: 17 August 2026Recruiter: Nexus Jobs LimitedLocation: LondonRemote Working: 100% remote working possibleSalary: 55,000 to 75,000Sector: I.T. & CommunicationsJob Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: : Apply for this job nowJob DescriptionSenior Backend Developer with Umbraco C# .netWorking as part of...

hackajob is partnering directly with Version 1 to hire for this role.Company Description Version 1 has celebrated30 yearsinbusinessand continues to be trusted by global brands to delivertechnology and transformationsolutions that drive customer success. Ourdeepexpertiseenables our customers to navigate the rapidlyevolving technology landscape. We foster...

About usAt Trainline, our purpose is to empower greener travel choices, connecting people and places. Trainline enables millions of travellers to find and book the best value tickets across carriers, fares, and journey options through our highly rated mobile app, website, and B2B partner channels. Great journeys start with Trainline 🚄 We’re Europe’s...

About Nebius: Nebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure. Built by engineers, for engineers....

DescriptionUpdraft. Helping you make changes that pay off.Updraft is an award winning, FCA-authorised, high-growth fintech based in London. Our vision is to revolutionise the way people spend and think about money, by automating the day to day decisions involved in managing money and mainstream borrowings like credit cards, overdrafts and other loans. A 360...

About usAt Xelix, we work with some of the world’s largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate – moving from manual processes to automated, intelligent workflows.Xelix is a fast-paced scale-up – things move fast and expectations are high. We raised our Series B...

DescriptionAbout JustParkJustPark is the premier partner offering both B2B solutions for destinations and B2C services for drivers, giving us the best of both worlds. We simplify the entire parking experience. From venues and councils to private driveways, our platform makes it simple for drivers to find, book, and pay for parking—while empowering our...

Senior Java Analyst Developer / Technical Consultant105,000 Plus BensQuant Capital is urgently looking for a Java Analyst Developer / Technical Consultant to join our high profile client.Our client is a global trading platform software business. Its products are used globally by most asset managers and pension funds. They are well known in the fintech space...

Job Reference: NJ0429Date Posted: 17 August 2026Recruiter: Nexus Jobs LimitedLocation: LondonRemote Working: 100% remote working possibleSalary: 50,000 to 80,000Sector: I.T. & CommunicationsJob Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: : Apply for this job nowJob DescriptionSenior Backend Developer with C# .net Framework Working as...

DescriptionOut of the successful launch of Chase in 2021, we’re a new team, with a new mission. We’re creating products that solve real world problems and put customers at the center -  all in an environment that nurtures skills and helps you realize your potential. Our team is key to our success. We’re people-first. We value collaboration, curiosity...

Contract Senior Java Developer – Data/MarketmakingOutside IR35 (6 month rolling) In office – City of LondonQuant Capital is hiring for a small, high-performing market maker in London. This is a junior-to-mid role focused primarily on Java development, with a secondary responsibility owning straightforward Python ETL/data ingestion into AWS and...

21 hours ago Be among the first 25 applicantsThis range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay rangeDirect message the job poster from Client ServerTech Recruiter - Software Engineering at Client-ServerLead Backend Developer / Software Engineer (Python Java...

Principal Backend Engineer – JavaLocation: London (Hybrid) | Practice Area: Technology & Engineering | Type: PermanentBuild scalable backend solutions that help shape the future of financial services.The RoleCapco is growing our Engineering team, and we’re looking for experienced Principal Backend Engineers with strong Java skills and a passion for...

Job Responsibilities: Design and implement scalable game backend services that can handle high traffic and real-time multiplayer interactions. Write robust and efficient code to power high-availability services, ensuring smooth gameplay experiences for our users. Collaborate with game designers and other developers to develop new features for our games,...

Job DescriptionJava/ c++/ IBM Mainframe/ Unisys Mainframe/ Unisys/ IBM/ Core Java/ C#/ Sockets/ java Class loaderTitle: Java DeveloperProject Location: 100% Remote WorkDuration: Permanent Position(Please read below for skills/tech needed)We are a software modernization business based in Switzerland and The United States. For over thirty-five years we have...