C# Risk Tech Engineer — Backend & Data Systems

Company IconMaven
Location IconLondon

Maven is a market-leading proprietary trading firm deploying its own capital across discretionary, systematic, and market‑making strategies. Backed by deep expertise in trading, technology, and research, we are relentlessly focused on improvi...Read More>>.

Posted: June 6th, 2026
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Senior Java Engineer

Company IconLondon Stock Exchange Group
Location IconLondon

Please sign in or create a new user account. If your login information is displayed below, then you are already logged in.LoginEmail:Password:Remember me Uncheck if on a public computer Recaptcha requires verification....Read More>>.

Posted: June 6th, 2026
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Senior Go Backend Engineer - Scalable Sports Betting

Company IconBetway Global
Location IconLondon

A leading online gaming company is seeking a skilled developer for backend programming in Go as part of a hybrid role. You'll work in a collaborative environment to enhance the Sportsbook platform, with responsibilities including improving system per...Read More>>.

Posted: June 6th, 2026
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Founding Backend Engineer - Scale & AI Systems

Company IconVoy
Location IconLondon

Voy is looking for a Founding Backend Engineer for Do Health, a mobile-first preventative health product co-founded by Dr Rangan Chatterjee. You will collaborate in a small team to shape architecture, own backend features end-to-end, and develop r...Read More>>.

Posted: June 6th, 2026
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Senior Infra Engineer — Cloud‑Native Backend & CI/CD

Company IconAxon
Location IconLondon

A technology company in London seeks a Senior Software Engineer I for its Infrastructure Services team. The role involves designing and building core systems for backend services while ensuring scalability and reliability. Candidates should have stro...Read More>>.

Posted: June 6th, 2026
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Backend Engineer: APIs, Databases & Data Pipelines

Company IconM+C Saatchi UK
Location IconLondon

M+C Saatchi UK is searching for a Backend Engineer to spearhead API and database development within a hybrid working model based in London. Your primary role will involve owning the data layer that powers our platform while collaborating closely w...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer — Scalable APIs & Systems

Company IconPublicis Groupe UK
Location IconLondon

A leading marketing firm in Greater London seeks a Senior Backend Engineer to design and develop scalable backend systems. You will write production-grade code, solve distributed systems challenges, and collaborate with cross-functional teams. The id...Read More>>.

Posted: June 6th, 2026
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Full-Stack Engineer for Rapid Feature Delivery

Company IconJava Script Works
Location IconLondon

Feature Delivery Team As a member of this 4-5 strong team, you will leverage your expertise in TypeScript, Express, Node.js, Next.js, SQL, and React to build and enhance our platform. You should be comfortable assisting customers occasio...Read More>>.

Posted: June 6th, 2026
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Senior Blockchain Backend Engineer

Company IconDynamic
Location IconLondon

A leading blockchain platform provider in Greater London seeks a Blockchain Engineer to enhance their blockchain management platform. You will implement modern backend applications, delve into blockchain technology, and collaborate with diverse teams...Read More>>.

Posted: June 6th, 2026
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Fullstack Engineer in London - Skin Analytics

Company IconJava Script Works
Location IconLondon

Fullstack Engineer London, United Kingdom Posted 11 months ago Tech Stack JavaScript ECMAScript React Management Backend SNS Frontend Amazon AW...Read More>>.

Posted: June 6th, 2026
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Senior .NET Backend Engineer — Global, Scalable Impact

Company IconTransPerfect Connect
Location IconLondon

TransPerfect Connect is looking for a Software Engineer to join their team in Greater London. This position involves engaging in all phases of application development, focusing on coding and debugging in alignment with security standards. The ideal c...Read More>>.

Posted: June 6th, 2026
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Low-Latency Quant Trading Engineer (Java) - London

Company IconDeutsche Bank
Location IconLondon

Deutsche Bank is seeking a Quantitative Trading Engineer in Greater London, focused on developing low-latency trading applications. The role requires excellent Java skills, experience in high performance systems, and collaboration with teams to impro...Read More>>.

Posted: June 6th, 2026
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Staff Backend Engineer — Go & Distributed Systems, Equity

Company IconAmicus
Location Icon

Amicus is seeking a Staff Backend Engineer to design and evolve distributed backend systems, aiming for low latency and high throughput. With a package of up to £170,000, the role focuses on architectural leadership and migration of core services...Read More>>.

Posted: June 6th, 2026
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Android Mobile Engineer in Charing - Halian Technology Limited

Company IconJava Script Works
Location IconCharing

This is a job posted by a partner.RequirementsI am looking for candidates with extensive experience in native Android development using Kotlin and Java. A strong grasp of MVVM, MVP, and modern Android architecture pattern...Read More>>.

Posted: June 6th, 2026
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Documentum Java Solution Developer / Architect - DV Cleared

Company IconOnyx-Conseil
Location IconHart

Documentum Java Solution Developer / Architect Must have an Active DV Clearance. The successful candidate will be proactive, adaptable and capable of reprioritising work based on changing customer requirements. The role involves...Read More>>.

Posted: June 6th, 2026
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Senior Java Engineer - Payment Schemes & Integrations

Company IconStarling Bank
Location IconLondon

Starling Bank is seeking a highly motivated engineer with at least 5 years' experience in Java to join the Payment Schemes team. In this role, you'll build and maintain the systems responsible for payment integrations, ensuring accuracy and stability...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer, Audiobook Pipelines & Delivery

Company IconCreandum Advisor LLP
Location IconLondon

Creandum Advisor LLP is seeking a Senior Backend Engineer to join the Audiobooks Pipeline team in London. This role emphasizes building and scaling systems that ensure efficient audiobook content delivery. Candidates should have over 5 years of so...Read More>>.

Posted: June 6th, 2026
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Senior Platform Engineer in London - YouLend

Company IconJava Script Works
Location IconLondon

OverviewJob posted by our partner Jooble. To read the full text, please click on the "Apply Now" link.Job TitleSoftware Engineer, Nifty Gateway (Fullstack); Staff-Level Full-Stack Software EngineerLocation...Read More>>.

Posted: June 6th, 2026
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Senior .NET Engineer Real-Time Cloud Microservices

Company IconGenius Sports Group
Location IconLondon

Genius Sports Group in Greater London is seeking an experienced Software Engineer to join a high‑performing team within the Betting division. You will focus on delivering technical and product innovations for leading Sportsbook and Risk Manageme...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer - Scale Global Fintech (Hybrid UK)

Company IconMateHR
Location IconLondon

A rapidly scaling fintech startup in London is seeking a Staff Back-end Engineer to develop and optimize backend systems for cross-border transactions. This role involves guiding architectural direction, mentoring team members, and working with techn...Read More>>.

Posted: June 6th, 2026
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Backend Engineer - Core Graph Database Kernel

Company IconNeo4j
Location Icon

A leading technology firm is looking for a Software Engineer for their Core Database team in England. The role involves building core features for a leading graph database, writing efficient code, and collaborating with an international team. Candida...Read More>>.

Posted: June 6th, 2026
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IT ENGINEER in London - RIDE SCOPE LTD

Company IconJava Script Works
Location IconLondon

This is a job posted by our partner JoobleJob OverviewBelow is a snippet of the job description.Requirements:Experience building logistics or transport-related apps.Knowledge of real-time tracking,...Read More>>.

Posted: June 6th, 2026
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Rust Backend Engineer - Fintech Platform, PostgreSQL

Company IconJack & Jill/External ATS
Location IconLondon

A leading fintech SaaS company is seeking a Software Engineer specializing in Rust to join their team in London. In this role, you will design and build high-performance backend services, leveraging your skills in Rust and PostgreSQL to contribute to...Read More>>.

Posted: June 6th, 2026
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Senior Staff Backend Engineer - Lead Scalable Systems

Company IconMonzo
Location IconLondon

A leading financial technology company in the UK is seeking a Senior Staff Engineer to guide technical direction across multiple squads. This role involves hands-on involvement in coding and architecture, mentoring engineers, and driving improvements...Read More>>.

Posted: June 6th, 2026
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Frontend Engineer in London - MoonPay

Company IconJava Script Works
Location IconLondon

Frontend Engineer London, United Kingdom Responsibilities Write fully tested, high‑quality, and performant code on an existing codebase. What You’ll Be Working With Typescript React an...Read More>>.

Posted: June 6th, 2026
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Core Trading Java Engineer - Low-Latency Systems

Company IconIG KnowHow
Location IconLondon

IG KnowHow is seeking a Software Engineer for their Core Trading team to build low-latency, high-throughput trading systems. The ideal candidate will possess strong Java skills and contribute to the performance of financial products.This ro...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer — Product-led RegTech, Global

Company IconPrighter
Location Icon

A growing LegalTech company in the United Kingdom seeks a Senior Software Developer with a backend focus. This role is essential in transforming the company into a product-focused business. With a competitive salary starting from €60,000, higher ba...Read More>>.

Posted: June 6th, 2026
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Senior Lead Java Engineer – SwapClear Interfaces

Company IconLSEG
Location IconLondon

A leading global financial markets infrastructure provider is seeking a talented Senior Lead Java Engineer in London. This role involves leading the design and development of critical Java applications in an Agile environment. The ideal candidate sho...Read More>>.

Posted: June 6th, 2026
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Senior Java Engineer — Fulfilment Platform (Scale & Ops)

Company IconTesco - Corporate
Location IconWelwyn Garden City

Tesco - Corporate in Welwyn Garden City is looking for a Software Development Engineer to drive the design and implementation of a next generation fulfilment system. The ideal candidate will have extensive experience in building robust, scalable Java...Read More>>.

Posted: June 6th, 2026
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Senior Test Automation Engineer – Java & Playwright

Company IconJPMorganChase
Location IconBournemouth

A leading global financial services firm in the UK is seeking a Test Automation Engineer to design and maintain scalable test automation frameworks. The ideal candidate will have strong experience in Java programming and a solid understanding of agil...Read More>>.

Posted: June 6th, 2026
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Backend Engineer - Pathogen Platform (Bioinformatics)

Company IconEllison Institute of Technology Oxford
Location IconOxford

A leading technology institute in Oxford is seeking a Backend Software Engineer to develop and maintain secure, scalable backend services and APIs. In this role, you will work within a cross-functional team to support cutting-edge bioinformatics solu...Read More>>.

Posted: June 6th, 2026
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Full-Stack Vue.js & C#/.NET Engineer

Company IconJava Script Works
Location IconWalsall

Java Script Works is seeking a Software Engineer located in Walsall, United Kingdom. The role requires comprehensive expertise in backend development with C# and .NET, along with strong skills in frontend development using modern frameworks, particul...Read More>>.

Posted: June 6th, 2026
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React & C# Web Engineer

Company IconJava Script Works
Location IconLeicester

Experience RequirementIdeally, the candidate should have 2+ years of experience.Skills NeededThe ideal candidate should have expertise in designing, developing, deploying, and supporting web clients using Classic ASP and...Read More>>.

Posted: June 6th, 2026
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Backend Engineer, Cloud Platform - .NET & Azure

Company IconMoneybox
Location IconLondon

OverviewThe Cloud Apps team build and run the cloud-hosted systems that power the Moneybox mobile apps. They follow an agile, continuous delivery model where the development teams are fully responsible for delivering the end-to-end ser...Read More>>.

Posted: June 6th, 2026
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Core Java Engineer – Low-Latency, Hybrid in London

Company IconUnderstanding Recruitment
Location IconLondon

Understanding Recruitment is seeking a Core Java Software Engineer to join a leading investment management firm's spinout in Central London. The role offers hybrid working, with three days from home and a salary of up to £120,000 plus bonus. Candida...Read More>>.

Posted: June 6th, 2026
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Backend Engineer - Platform - Stacks | UK | Remote

Company IconGrafana Labs
Location IconLondon

Backend Engineer - Platform - Stacks This role is available for candidates located in the UK, Germany, Spain, Ireland and Sweden. Overview Grafana Labs is a remote‑first, open‑source powerhouse. There are more than...Read More>>.

Posted: June 6th, 2026
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Low-Latency Java Lead Engineer for FinTech/Trading

Company IconHCLTech
Location IconLondon

HCLTech in Greater London is looking for a developer to lead the development and maintenance of low-latency Java applications. The ideal candidate has a Bachelor's degree in Computer Science or related field, proven experience in Java focusing on per...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer: Scalable APIs, Cloud, Autonomy

Company IconRedCat Digital
Location IconLondon

RedCat Digital is seeking a Backend Engineer to join their high-growth SaaS business. You will be responsible for designing, building, and deploying scalable backend systems as well as improving existing features.The ideal candidate will ha...Read More>>.

Posted: June 6th, 2026
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Growth Engineer (MERN) Driving Rapid Experiments

Company IconJava Script Works
Location IconLondon

Skills and Experience Proven experience working in a software growth team or directly on product growth experiments. Strong skills across the MERN stack (Node.js, React, Express, MongoDB) are essential, along with familiarity with CI/C...Read More>>.

Posted: June 6th, 2026
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Free 16-Week Path to Mid-Level Java Engineer (Birmingham)

Company IconCodeFirstGirls
Location IconBirmingham

A training organization is offering a Mid-Level Java Engineer role through their Mid-Level Accelerator programme. This program includes free 16 weeks of training, aimed at individuals with 1.5+ years of experience in technology roles using Java. Afte...Read More>>.

Posted: June 6th, 2026
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Senior Golang Engineer: Build Scalable Microservices

Company IconGolang Works
Location IconLondon

This is a job posted by our partner JoobleJob OverviewTo view the full job description, please apply via the provided link.Backend Solutions6-9 years of backend engineering experienceStrong coding s...Read More>>.

Posted: June 6th, 2026
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Senior Java Engineer – Market Connectivity

Company IconHCLTech
Location Icon

HCLTech is a global technology company, home to more than 220,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and p...Read More>>.

Posted: June 6th, 2026
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Senior Java Engineer — Scale Fintech Rewards Platform

Company IconBoogiesearch
Location IconLondon

A dynamic fintech company is seeking a Senior Java Engineer to build and scale their rewards platform. The role involves developing features, optimizing performance, and ensuring seamless integrations. Candidates should have over 4 years of Java back...Read More>>.

Posted: June 6th, 2026
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Rust Staff Engineer: Lead Secure, Scalable Backend Systems

Company IconRustsyndi
Location IconLondon

A leading tech company in London is seeking a Staff Software Engineer with deep expertise in Rust. In this senior role, you will lead backend system design and collaborate with cross-functional teams. Candidates should have a proven track record in s...Read More>>.

Posted: June 6th, 2026
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Senior Data Backend Engineer, Search Quality

Company IconYelp
Location IconGlasgow

Yelp is seeking a data-oriented backend engineer in Glasgow, UK to build and improve backend platforms for Search systems. This role involves collaborating with product-focused engineers to enhance search experiences and contribute to a smarter searc...Read More>>.

Posted: June 6th, 2026
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Cloud-Native Java Engineer | CI/CD & Security Focus

Company IconAccenture
Location IconLeeds

Accenture is seeking a Software Engineer in Leeds, UK, to develop and deploy applications in an agile environment, utilizing technologies such as Java and AWS/Azure. The role includes deploying applications using CI/CD and ensuring quality through co...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer ($180K - $220K + Equity) at Duckbill

Company IconJack & Jill
Location IconLondon

Job Title Senior Backend Engineer Salary $180K - $220K + Equity Company Duckbill - VC-backed cloud cost platform Location San Francisco, USA Overview Join the founding eng...Read More>>.

Posted: June 6th, 2026
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Senior Quant Trading Engineer - Java & Crypto

Company IconQuant Capital
Location IconLondon

Quant Capital is urgently hiring for a Senior Software Engineer specializing in Quant Trading based in London, United Kingdom. The role offers a competitive salary range of £150,000-200,000, plus a bonus of £50,000-80,000.The position foc...Read More>>.

Posted: June 6th, 2026
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Staff Backend Engineer — Scale Crypto Systems (London/NY)

Company IconStartup Talents
Location IconLondon

Startup Talents is seeking a Staff Backend Engineer to tackle complex backend challenges in London. This role demands mastery in Rust, Go, or TypeScript and experience with distributed systems. The company, a leading crypto launchpad, offers a base s...Read More>>.

Posted: June 6th, 2026
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Senior Backend Platform Engineer - Scalable APIs

Company IconCrossing Hurdles
Location Icon

Crossing Hurdles is seeking a Backend Developer in the United Kingdom to design, develop, and maintain scalable backend services and APIs that meet demanding performance requirements. The ideal candidate will work cross-functionally to address bus...Read More>>.

Posted: June 6th, 2026
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