Jobs for java backend developer at London

Are you an experienced Senior Software Engineer or Technical Lead who enjoys remaining hands-on while guiding teams and shaping technical solutions? A leading specialist technical consultancy is looking for a Software Technical Lead to join a live Central Government project. You will work within a collaborative Agile team, building bespoke software that...

 Backend Engineer – C# / .NET Remote (Possible relocation to the UAE) Working Hours: 6 hours aligned to Working Hours in the UAE Employment Type: Full-timeSalary: AED 240,000 – AED 360,000 per annum About the Role We are looking for a skilled Backend Engineer with strong experience in C# and .NET to join a fast-paced engineering team building scalable,...

Overview We are working with a leading FinTech company to recruit a Backend Engineer for their growing team in London. The company produces AI-powered software that integrates with clients’ existing finance systems to identify payment risks and deliver actionable insights. As a Backend Engineer, you will work on a variety of challenging tasks, including...

Job DescriptionMy client, a startup in London, is looking for a Lead Software Engineer (Backend Platform Services). 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...

Methods is looking for a Back End Developer specialising in Java Spring Boot and GCP(Google Cloud Platform) to join our team within the private Sector Business unit. Duration 6 month initially Location Hybrid; 3days/w in London office Requirements Play a role in migrating and rebuilding our core architecture in Java Spring Boot to align with a composable,...

Millennium is seeking an experienced developer to enhance algorithmic trading systems. With over 7 years in equities execution systems, you will work on building and evolving those systems, utilizing your expert-level Java skills and understanding of market microstructure.This role requires collaboration with technologists and the ability to implement...

Role: Senior Java / Python Engineer Client: Financial Systems Location: London (Hybrid) Compensation: Up To £130,000 P/A + Comps The role A high-performing global team is looking for an experienced Java / Python Engineer to help build and enhance critical backend platforms supporting complex risk, trading and data workflows. This is a hands‑on role...

Octopus Energy started with a bold idea: to build Britain’s first truly digital energy supplier.Key ResponsibilitiesTake independent ownership of medium-sized technical features and components, delivering stable and production-ready code with minimal supervision.Ship continuously to trunk - small PRs, fast feedback, no release trains. You'll be working in...

This role is with one of Dex's trusted partner companies. We work closely with their teams to truly understand their culture, goals, and what they're looking for, so we can match you with the right opportunity and give you context about the role before you commit to a process. If you're interested sign up to Dex to apply. Dex is an AI recruiter agent that...

ResponsibilitiesHands‑On Engineering: Designing, developing and maintaining high-performance Java services that are scalable, secure and resilient.Modern Backend Design: Applying Domain‑Driven Design and message-/event‑driven design principles to build loosely coupled, well‑structured systems.Code Quality & Craftsmanship: Writing clean, maintainable...

Senior Backend Software Engineer / Developer (Python) London / WFH to £120kAre you a technologist with start-up experience looking for your next opportunity?You could be progressing your career at a tech start-up that is producing an AI native data pipelining platform.As a Senior Backend Software, you'll own the orchestration engine that controls...

DescriptionAbout Us: Solirius Reply, part of the Reply Group, is a technology consultancy and digital transformation partner that helps organisations solve complex challenges through strategy, design, engineering, and delivery.We work closely with our clients to deliver secure, accessible, user-focused services that evolve with their needs. By combining...

Senior Java Engineer - Cash Equities Permanent Hybrid - 2 Days per week on site in London Negotiable Salary We're partnering with a Tier 1 Investment Bank to recruit an experienced Senior Java Engineer to join its Cash Equities Technology team. This is an opportunity to work on enterprise-scale middle-office applications and services that support...

Job Description Role Overview This role focuses on building backend services for a capital markets SaaS platform used by financial institutions to manage trading, post-trade, and operational workflows. You’ll work on scalable, production-grade systems that sit at the core of institutional market infrastructure. Key Responsibilities Design and develop...

Senior Java Engineer - Deployment Security & Software ReliabilityWe are seeking an experienced, hands-on Senior Java Engineer to join a newly established Deployment Security and Software Reliability Engineering team supporting one of the world’s largest financial institutions.This is not a traditional development, support, or operations role. You will work...

About EDITED EDITED is the world's leading AI-driven retail intelligence platform. We empower the world's most successful brands and retailers with real-time decision making power. By connecting internal business and external market data, EDITED infuses intelligence into every retail decision. We help retailers increase margins, generate more sales, and...

Technical Leader (Java / Kotlin) Who is Parser? Technology alone does not create impact-the right teams do. Founded in 2018, Parser is a boutique technology services and consulting firm helping global organisations solve complex business challenges through digital transformation, product development and Al enablement. We are a fast-growing team of 340+...

*Do you love coding with Kotlin?* *Have you worked in a fast-paced start-up environment?* 🚀 **Senior Backend Engineer – AI transforming the future** 🚀 📍 **Location:** Hybrid in London approx. 1-2 days a week (flexible work hours) 💰 **Compensation:** Up to £105k + bonus + equity We are very excited to have just partnered with a rapidly...

Junior Backend Software Engineer. LondonAbout AntareJoin Antare as we go to market. We’ve been busy building the physical security intelligence platform of the future. Our always-connected platform automatically detects risks, captures evidence and reports on real-world events as they happen, delivering intelligent insights through an intuitive user...

Kotlin Developer - Contract - SC Cleared Role requirements Strong experience with Java and Kotlin development. Good knowledge of TypeScript. Experience building and maintaining reliable, scalable applications. Experience within public sector projects to GDS guidelines