Senior Java Backend Engineer jobs in Westminster

Senior Backend Engineer (Golang) £100,000 - £120,000 + Stock Options + Benefits London, 4 days onsite (Canary Wharf) International cross-border payments scale-up The company We’re partnering with a fast-scaling fintech building a global multi-currency account for people living and working across bor

We're looking for Senior and Principal Java Developers with a strong background in low-latency systems to join us on a high-performance trading and real-time data project, for a major financial institution. You'll be joining an environment where good software engineering truly matters 6 where clean

Backend Software Engineer / Developer (Java Spring Boot) London / WFH to £80k Are you a backend focused Java technologist with real-time systems experience? You could be progressing your career at a highly successful financial software house whose award winning software enables customers to build hi

Citigroup

Role Overview: The Senior Java Full-Stack Engineer is an experienced, individual contributor position responsible for designing, developing, and implementing high-quality, end-to-end application systems and programs in coordination with the Technology team. The overall objective of this role is to d

About the role As an SDE2 at Tesco, you are a mid-level individual contributor whose impact reaches across your team. You provide technical leadership for medium to large features, participate in their design, and take accountability for delivery. You are expected to implement and ship end-to-end st

Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. Our Asset and Wealth Management division is driven by innovators like you who are driven to create technology solutions that make us work more efficiently and help our

Staff Software Engineer / Developer (Kotlin Java JVM) Hybrid WFH to £120k Would you like to progress your career in an impactful hands-on Software Engineer role working on Tech for Good? You could be joining a HealthTech Start-up, founded by two highly successful, Cambridge University educated manag

hackajob is collaborating with Sainsbury's DTD to connect them with exceptional professionals for this role. We’d all like amazing work to do, and real work-life balance. That’s waiting for you at Sainsbury’s. Think about the scale it takes for us to feed the nation. The level of data, transactions

About this role PACE (Private Asset Calculation Engine) is BlackRock's strategic analytics engine powering alternative investments performance and risk analytics across eFront tools. Built on a Java/Spring Boot microservices architecture with gRPC communication, PACE processes billions in fund perfo

Jack & Jill

This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers. She will pick the best candidates from Jack's network. The next step is to speak to Jack . Senior Product Engineer [Backend] (£95,000-£125,000 + Equity) at Attio.com - AI-native CRM Company Description: A

Software Engineer - Active SC, Java, Microservices Up to £550 per day (Inside IR35) London / Remote 6 months My client is an instantly recognisable consultancy who require a strong Software Engineer with Active Security Clearance (SC) and with deep expertise in Java (Spring Boot) to join a large-sca

Senior Backend Engineer (Golang) £100,000 - £120,000 + Stock Options + Benefits London, 4 days onsite (Canary Wharf) International cross-border payments scale-up The company We’re partnering with a fast-scaling fintech building a global multi-currency account for people living and working across bor

Job Description Our Asset and Wealth Management division is driven by innovators like you who are driven to create technology solutions that make us work more efficiently and help our businesses grow. It’s our mission to efficiently take care of our clients’ wealth, helping them get, and remain prop

Role: Senior (+)/Staff Engineer Salary: £110-£130K + 20-35% Bonus + Shares Remote/Hybrid: 3 days in London office Industry: FinTech What does the client do? FinTech/Series E funded - Unicorn Status. Size/shape of team? Circa 300 headcount in total. Close alignment between Product and Engineering. Th

Role Purpose Deliver high‑quality Java‑based services and cloud‑hosted solutions on AWS. Contribute to design, development, testing, and optimisation of digital applications while following established engineering standards. Support senior engineers, collaborate with multidisciplinary teams, and ens

eFinancialCareers

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 to grow your career, give back to your community and make a real impact. Job Overview Role

About this role Are you interested in building innovative technology that shapes the financial markets? Do you like working at the speed of a startup, and tackling some of the world’s most interesting challenges? Do you want to work with, and learn from, hands-on leaders in technology and finance? A

Role: Java Backend Developer Location: London, UK Permanent Full time employment SC Cleared/SC Eligible Job Summary: As a Specialist II in Backend Development, you will leverage your expertise in Java 17/21 and Java EE library migrations to enhance and upgrade middleware systems. Your role will invo

About Noon Noon's mission is to radically change the way people learn, with a primary focus on the Middle East, where the company has its roots and where the need and urgency to improve education are highest. We have taught over 12 million students successfully with our remote learning products. Our