Java backend developer jobs in LondonCreate job alerts

As a Java Developer you will develop, test and maintain high-quality, low-latency Java applications handling millions of requests per day, collaborating with cross-functional teams to design systems that meet business and regulatory requirements. Java Developer / Backend Software Engineer / Devel...

Strong backend development experience with Java or Scala. Exposure to frontend technologies, especially TypeScript / Angular. Backend Developer (Java / SpringBoot or similar – Outside IR35).

Principal Java Developer – Major Financial Institution London / Hybrid | Contract | £700-£800 inside IR35 (gross umbrella rate) We’re working with a major financial institution looking to scale out its engineering function with a Principal Java Developer to lead critical systems work. This i...

Senior Back End Developer – Scale Up SaaS Tech – London (Hybrid/Remote) £65,000 - £75,000 + Benefits | Permanent A pioneering client in the technology space is looking for a Software Engineer to join their talented team in London. They are a mission led company and have built a cutting edge ...

Senior Full Stack Developer – Kotlin / Java / React (Hybrid, London) We're working with an insurtech company that’s redefining how consumers experience insurance in the digital age. Their mission is to simplify and personalise the insurance journey, leveraging modern technology, intuitive des...

Lead Java Developer / Software Engineer (Java Kafka Spring Boot) London / WFH to £120k Are you a skilled Java Developer with strong Java and real-time messaging experience combined with SC Clearance? You could be progressing your career in a senior, hands-on Lead Java Developer position a...

Full Stack Developer Hybrid role London Based Permanent Opportunity £50,000 - £60,000 per annum + Benefits Python & Java Script experience *Minimum 3 years’ experience as a developer (Software Developer, Software Engineer, or Programmer) Job Description We're looking for a talent...

Full Stack Engineer Introduction to team Private Label Solutions (PLS) is the B2B arm of Expedia Group. We open up our supply and innovative technology to businesses looking to take on the world of travel. These businesses, sometimes referred to as our ‘demand partners’, include global fi...

Kotlin Developer (London, UK) Hybrid: 2-3 days a week work from office Get The Future You Want! Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagu...

The Client Tempest Vane Partners is supporting a high-growth, institution-backed fintech scale-up at the forefront of digital asset infrastructure. With global offices and a mission to bring regulated solutions to institutional finance, this firm is redefining how digital assets are secured a...

Staff Software Engineer / Developer (Kotlin AWS React) Hybrid WFH to £110k 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 ed...

Algo Trading Developer - Global Financial Technology Leader Up to £130k base salary | Permanent | Hybrid Working | Central London I'm working with a world-leading financial technology organisation to find a highly capable Algo Trading Developer. My client is at the forefront of algorithmic tra...

Job Title: Snr Python Developer Location: London, UK (Onsite, 5 days/week) Employment Type: Full-time, Permanent (This opportunity is also available in Contract) Salary: Open upto £85,000 Per annum About the Role: We are seeking a highly skilled and motivated Python Developer to join our g...

Java Developer Java roles available at a fast-growing business finance company based in London, on a mission to simplify funding for SMEs across the UK. By combining innovative technology with a deep understanding of business needs, we help entrepreneurs access the capital they need to thriv...

Lead Software Developer If you are a Lead Software Developer hoping to sharpen their skills in a highly-technical environment or a Senior Engineer hoping to take the jump to lead, one of the leading British brands and a pioneer in CyberSec is hiring. It’s an opportunity to act as a ...

hackajob on-demand focuses on matching talented contractors like you with organisations seeking specific skills for their projects. We use our platform to connect you with exciting contract opportunities and discuss projects on behalf of the companies we partner with. Job Title: Fullstack Eng...

Full Stack Engineer / Developer (Java Angular SQL API) London / WFH to £90k Are you full stack technologist? You could be progressing your career in a hands-on, impactful, Senior Full Stack Developer role, working on a "tech for good" product that is helping to drive efficiencies for the NHS,...

💰 £1000–£1400 per day | Central London (3 days per week) | Inside IR35 Senior ETRM Developer – Endur (JVS / OpenComponents) You'll be joining one of the most technically forward-thinking ETRM teams in the industry – driving design and delivery of a highly integrated Endur platform across front...

Junior/Mid Java Developer - High-Impact Work with UK Government Bodies 🏛️ 💰 Salary: ~£50,000 DOE + benefits 📍 Location: 2 days onsite near Charing Cross, London Are you an experienced Java developer who thrives on meaningful work? Do you enjoy pairing clean code with modern practices l...

The Platform Storage team is responsible for architecting and building storage solutions to empower the ever-growing needs of data across quant research and trading at Squarepoint. We are aiming to improve storage platform efficiency and provide seamless user experience through continuous technic...

About the Role: We are seeking a highly experienced and versatile Senior Software Engineer with deep expertise across quantitative development, infrastructure engineering, and full-stack development, to join and lead a high-performance team. The ideal candidate thrives at the intersection of fin...

Backend Software Engineer / Technical Lead (Python Java AWS) London / WFH to £115k Are you a backend focussed Software Engineer with strong Python and Java experience combined with leadership skills? You could be progressing your career at a scale-up tech company (established 10 years), t...

MUST HAVES's - Significant Apex & Salesforce Experience with Java foundation - you have to be a coder. ** MUST HAVE - Financial Services Experience** Job Title: Senior Developer Salary - 80-90k + Bonus Location: Hybrid / Remote Contract Type: Full-Time Department: Technology Ove...

We are recruiting a Backend Software Developer on behalf of a growing digital consultancy. In this role, you will be working on a cloud-heavy, AI-enhanced project within the public sector, supporting a central government client. The ideal candidate will have strong experience with Node.js, Python...

Backend Software Engineer / Developer London onsite to £160k Are you a Java technologist with strong knowledge of software engineering best practices and backend development experience looking for an opportunity to progress your career in a senior, hands-on role with complex and challenging w...

Senior Java Developer / Software Engineer London / WFH to £130k Are you a Java technologist who enjoys building systems from scratch? You could be progressing your career, in a senior, impactful role at a global prime broker that is replacing the legacy infrastructure used across capital ...

Location: London, Canary Wharf (Hybrid) Engagement: Long-term engagement within one of the world’s most prominent banking institutions This is more than just a Java development job — it’s an opportunity to work at the core of a global financial powerhouse, supporting a large-scale transforma...

DV Cleared Full Stack Developer – £700/day – Outside IR35 – 6 Months Location: Hybrid – 2 days/week on-site in London (secure government site) Clearance: Active DV Clearance required Rate: £700/day IR35 Status: Outside IR35 Duration: 6 Months (extension likely) Tech Stack: - Frontend: ...

JAVA DEVELOPER – FINTECH STARTUP High-Growth Fintech – Asset Management Software London (Hybrid – 2 days in office/week) Quant Capital is urgently looking for a Core Java Developer to join a innovative FinTech business developing next-generation asset management platforms for professional ...

Lead Backend Software Engineer / Developer (Java Kafka SpringBoot) London / WFH to £120k Are you a skilled Backend Software Engineer with strong Java and real-time messaging experience combined with SC Clearance? You could be progressing your career in a senior, hands-on Lead Backend Soft...

Backend Java Developer – City London. We are urgently looking to recruit a Java backend Developers with at least 5 years experience.

Java (Springboot/Spring MVC) Developer with AWS and MongoDB experience to perform back-end development for our large banking client, London. Java (Springboot/Spring MVC) Developer with AWS and MongoDB experience to perform back-end development for our large banking client. Develop backend solutio...

Senior Front End / Lead Developer. Interface with Java Spring Boot-backed microservices, ensuring seamless communication between front-end and backend services in a container-based architecture. We are seeking a highly skilled Frontend Senior / Lead Developer to join our dynamic team.

Our client, a world-leading trading firm is currently seeking a Senior Full-Stack Developer specialising in java with some Python and React, to join their Commodities Trading Desk in London. This is a fantastic opportunity to work in a low-frequency trading team focused on building high-performa...

Are you an Android development expert with a passion for leading and mentoring teams? Do you have a deep understanding of Android architecture and a track record of delivering high-quality mobile applications? Join our team as an Android Principal Developer and be a driving force behind our mobil...

Job Description Lead Backend Software Engineer / Developer (Java Kafka SpringBoot) London / WFH to £120k Are you a skilled Backend Software Engineer with strong Java and real-time messaging experience combined with SC Clearance? You could be progressing your career in a senior, hands-on Lead Back...

Social network you want to login/join with: Senior Java Developer (Trading Platform), Waltham Cross col-narrow-left Client: Crypto. Requirements 5+ years of Java backend development experience, preferably in a trading or real-time system environment. Deep understanding of Java core internals, mu

Join to apply for the Engineering Manager (Backend) role at Policy Expert 3 days ago Be among the first 25 applicants Join to apply for the Engineering Manager (Backend) role at Policy Expert Get AI-powered advice on this job and more exclusive features. Policy Expert – Engineering Manager (Backe...

21 hours ago Be among the first 25 applicants This 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 range Direct message the job poster from Client Server Tech Recruiter - Software Engineering at Cli...

Dataiku is The Universal AI Platform, giving organizations control over their AI talent, processes, and technologies to unleash the creation of analytics, models, and agents. Providing no-, low-, and full-code capabilities, Dataiku meets teams where they are today, allowing them to begin building...

The Rights Systems team at Spotify is developing the technical foundations to enable new content distribution methods across the platform. This involves detecting rights-protected intellectual property and managing rights holders and creators of both protected and secondary content. The team will...

Braze Certifications (Braze Practitioner, Braze Marketeer, Braze Strategist, Braze Technical Architect) • Exposure to campaign design principles or UX/design awareness Skills: Java Backend Python Braze Consultancy Go Golang Job Title: Backend Developer Location: London, UK Job Type: Permanent T

Senior Data Scientist (Natural Language Processing) Join to apply for the Senior Data Scientist (Natural Language Processing) role at Registers of Scotland Senior Data Scientist (Natural Language Processing) Join to apply for the Senior Data Scientist (Natural Language Processing) role at Registe...

Senior Java Developer - (Job Number: 00054708361) Pay Competitive Location London/England Employment type Full-Time Job Description Req#: 2058093 !*! Job Summary We're looking for a Backend engineer with JAVA AWS skills who will take a key role on our team.

Java Developer with SQL Server – Central London Our Client is looking to recruit a seasoned professional with 5 plus years experience in developing with Java as a backend Developer with SQL Server. This is a 6 months assignment based in Central London.

Principal Backend Engineer (Onboarding and KYC) Join to apply for the Principal Backend Engineer (Onboarding and KYC) role at Teya Principal Backend Engineer (Onboarding and KYC) 14 hours ago Be among the first 25 applicants Join to apply for the Principal Backend Engineer (Onboarding and KYC) ro...

This range is provided by Client Server. Base pay range Direct message the job poster from Client Server Senior Java Developer / Software Engineer (TDD Java) to £140k Are you a Java technologist with strong backend development experience looking for an opportunity to progress your career in a sen...

Full Stack Engineer / Developer (Java Angular SQL API) London / WFH to £90k. As a Full Stack Engineer you will play a crucial role in re-architecting and enhancing the scheduling platform to a Java and Angular codebase (from Ruby and TypeScript). You'll design and develop scalable backend Java se...