Senior Backend Architect — Real-Time Gaming

Company IconLegend Corp
Location IconLondon

A tech company in the gaming sector is seeking a Senior Software Engineer to shape the backend architecture for real-time tournaments. The role involves designing scalable systems, conducting code reviews, and optimizing performance bottlenecks. Idea...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer — Backend & Platform Architect

Company IconLegend Corp
Location IconLondon

A leading sports and gaming marketing company in Greater London is seeking a Senior Software Engineer to enhance their product and engineering capabilities. The ideal candidate will focus on backend services and the integration of applications and da...Read More>>.

Posted: June 6th, 2026
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Cloud Software Engineer - SaaS & Microservices

Company IconAurora Energy Research Limited
Location IconOxford

A leading energy software company based in Oxford seeks a Software Engineer to develop innovative cloud-based solutions. The role involves design, development, and testing of software-as-a-service, using microservices architecture with technologies l...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer in London - Orgvue

Company IconJava Script Works
Location IconLondon

Senior Software Engineer London, United Kingdom Posted about 1 year ago Tech stack HTML & CSS React JavaScript ECMAScript 6+ Full-stack TypeScript...Read More>>.

Posted: June 6th, 2026
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Integration Solutions Architect: API & Partner Onboarding

Company IconAddepar
Location IconCity of Edinburgh

Addepar is seeking an Integration Solutions Architect to lead technical projects and partner integrations. This role involves implementing integration solutions, technical onboarding, and collaborating with cross-functional teams. Ideal candidates...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer: Azure, Microservices & Leadership

Company IconData Science Festival
Location IconManchester

A leading technology firm in Manchester is seeking a Senior Software Engineer to develop high-quality, scalable software solutions. You will work with Azure technologies, mentor junior engineers, and influence the tech stack's future. The ideal candi...Read More>>.

Posted: June 6th, 2026
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Quantitative Developer - Python

Company IconAAA Global
Location Icon

Our client, a leading global hedge fund, is seeking a Quantitative Developer (Python) to join their Risk Technology team. This role offers the opportunity to work at the intersection of portfolio management, risk management, an...Read More>>.

Posted: June 6th, 2026
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Senior Full Stack Engineer in Ireland - Blockdaemon

Company IconJava Script Works
Location IconScotland

Join Our Technical TeamIn this role, you'll join forces with a seasoned technical team of senior engineers, all dedicated to bridging the world with blockchain technology. Together, you'll create state-of-the-art applications and high-pe...Read More>>.

Posted: June 6th, 2026
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Senior Java Engineer - Hybrid Global Finance Tech

Company IconCitigroup Inc.
Location IconBelfast

Citigroup Inc. in Belfast is seeking a Software Engineer (Java) to join the Global Fixed Income Trade Processing Team. You will engineer innovative solutions within a team, contributing to the future of global finance.The ideal candidate wi...Read More>>.

Posted: June 6th, 2026
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Lead Software Engineer - Java & AI

Company IconJPMorganChase
Location IconGlasgow

Join the Graphite team and help deliver a best-in-class payments processing platform that powers the firm's global expansion. You will work on mission-critical systems, leveraging your passion for technology and AI to create high-performing, lo...Read More>>.

Posted: June 6th, 2026
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Lead Java Engineer: Build Secure, Scalable Financial Tech

Company IconFairygodboss
Location IconGlasgow

Fairygodboss in Glasgow is seeking a Lead Software Engineer to enhance and build secure, scalable technology products within the Equities Technology team. This role involves working collaboratively within an agile environment, driving technical ex...Read More>>.

Posted: June 6th, 2026
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Mobile Engineer in London - Funding Circle UK

Company IconJava Script Works
Location IconLondon

Mobile EngineerWe are looking for an experienced React Native Engineer who wants to work on an exciting new product, within an already successful financial company. You are comfortable operating in an environment of fast pace and uncerta...Read More>>.

Posted: June 6th, 2026
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Senior Java Engineer - Trading Platform, Low-Latency

Company IconCoinDesk
Location IconLondon

CoinDesk in the United Kingdom seeks a Java Developer to enhance the performance of its trading systems. The role involves designing reliable, low-latency code and improving system stability through automation in a collaborative environment....Read More>>.

Posted: June 6th, 2026
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Lead Engineer, Risk Technology — High-Performance Java

Company IconCoinDesk
Location IconLondon

CoinDesk is seeking an experienced Java backend engineer to join the Risk Engineering team in Greater London. The ideal candidate will have over 10 years of Java experience, strong ownership skills, and the ability to thrive in dynamic environment...Read More>>.

Posted: June 6th, 2026
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UI Engineer (Corp Functions) in Belfast - TP ICAP

Company IconJava Script Works
Location IconBelfast

Responsibilities Design, develop, and maintain web-based user interfaces written in Typescript using React. Ensure high-quality code through automated testing, particularly integration testing, and maintain a strong emphasis on code qual...Read More>>.

Posted: June 6th, 2026
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Backend Engineer - Global Payments & Tax Infrastructure

Company IconOutpost Technologies
Location IconLondon

A fintech startup in Greater London is looking for a Backend Engineer to build complex financial infrastructure from scratch. You will implement payment flows, create tax engines, and develop systems for international commerce. Ideal candidates will...Read More>>.

Posted: June 6th, 2026
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Java Software Engineer - Bristol (IT) in Bristol - Nexus Jobs Limited

Company IconNexus Jobs Limited
Location IconBristol

Java Software Engineer - Bristol (IT) Location: Bristol, United Kingdom Employer: Nexus Jobs Limited Responsibilities We urgently require a strong Java developer with extensive experience working in an agile envi...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer – Customer Auth (Fintech)

Company IconFunding Circle UK
Location IconLondon

Funding Circle UK is looking for a Senior Engineer – Customer Auth to lead the development of security and identity platforms. You will create and maintain authentication systems while mentoring junior engineers. Ideal candidates have expertise in...Read More>>.

Posted: June 6th, 2026
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Java Big Data Engineer – Real-Time Trade Data

Company IconBarclays
Location IconGlasgow

Barclays is looking for a Java Developer for their Big Data Project in Glasgow, United Kingdom. This is an Associate Vice President level position within the Post Trade Markets Data team. The successful candidate will manage a large trade data rep...Read More>>.

Posted: June 6th, 2026
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IoT Backend Engineer: Prototyping, Cloud & APIs

Company IconcThings Limited
Location IconCambridge

cThings Limited in Cambridge is looking for a mid-level software developer to contribute to the development of cutting-edge IoT devices and systems. The role involves tackling diverse software challenges, from firmware writing to machine learning...Read More>>.

Posted: June 6th, 2026
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Public Sector Java Architect - Hybrid Cloud Leader

Company IconIBM
Location IconFarnborough

A leading technology firm is seeking an IT Architect to design and implement hybrid cloud application modernization projects for Public Sector clients in the UK. The role involves providing technical leadership for cloud migrations, building strong c...Read More>>.

Posted: June 6th, 2026
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Adobe LiveCycle Developer: Dynamic Forms & Workflows

Company IconJava Script Works
Location IconLondon

A software development company in London is seeking an experienced Adobe Livecycle Developer to create and maintain dynamic PDF forms and process workflows. The ideal candidate will have a minimum of 2 to 3 years of experience with Adobe Livecycle, J...Read More>>.

Posted: June 6th, 2026
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Backend Software Engineer – Fintech Platform (Node/TS)

Company IconFreetrade Limited
Location IconLondon

A leading investment platform in the UK seeks a Software Engineer to join their Backend Engineering squad. You will develop high-quality software and tackle complex technical challenges in a hybrid work environment. This role requires at least two ye...Read More>>.

Posted: June 6th, 2026
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Python Quant Trading Engineer - Fixed Income

Company IconStars Arena
Location IconLondon

Stars Arena is looking for a Python Software Engineer to join its prestigious client in quantitative trading. The successful candidate will be responsible for developing software solutions that enhance trading operations, contributing to impressive p...Read More>>.

Posted: June 6th, 2026
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Senior Python Developer — Cloud & Cyber Solutions

Company IconNCC Group plc
Location IconLondon

NCC Group plc is seeking a Senior Python Developer to join their Cyber Services and Capabilities team in Greater London. In this role, you will design, develop, and maintain high-quality software solutions, leading and mentoring junior developers...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer - Casino UX

Company IconMidnite
Location Icon

Midnite is a next-generation sports betting and gaming platform built for a new wave of players. We combine sharp product thinking, bold brand, and fast execution to create experiences that feel modern, intuitive, and built for how peopl...Read More>>.

Posted: June 6th, 2026
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Java Software Engineer - Customer Services

Company IconStarling Bank Limited
Location IconLondon

Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way. We...Read More>>.

Posted: June 6th, 2026
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Python Software Engineer - Pension Tech & Data

Company IconProcentia - Pensions Software Solutions
Location IconBristol

Procentia - Pensions Software Solutions in Bristol is looking for a Software Engineer to enhance our software offerings. The role involves building and maintaining software, ensuring security and performance, and collaborating with clients and tea...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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Software Engineer - Galileo Platform in Cambridge - OLI Systems

Company IconJava Script Works
Location IconCambridge

Software Engineer - Galileo Platform Cambridge, United Kingdom Posted 10 months ago This is a job posted by our partner Jooble Tech Stack JavaScript JSON CSS Amazon AWS...Read More>>.

Posted: June 6th, 2026
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Software Engineer - Java/C | Build Scalable Systems

Company IconVeeqo Limited
Location IconSwansea

Veeqo Limited is seeking a Software Development Engineer to join their team in Swansea, United Kingdom. This full-time role requires experience in professional software development and proficiency in modern programming languages such as Java and C. T...Read More>>.

Posted: June 6th, 2026
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Java Software Engineer – Greenfield Trading Platform (London)

Company IconVenture Up
Location IconLondon

A dynamic sports betting startup in London is seeking Java Software Developers to join their innovative team. The role involves working with quantitative researchers and talented engineers to build data integrations and support systematic trading mod...Read More>>.

Posted: June 6th, 2026
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Multilang Code Engineer: Solve Problems & Build Solutions

Company IconJava Script Works
Location IconSouthampton

A leading software development company in Southampton is seeking a proficient programmer to tackle coding problems and evaluate code. The ideal candidate must be skilled in at least one programming language or framework such as Python, JavaScript, or...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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Senior Structured Products Quant – Python/C++

Company IconStars Arena
Location IconLondon

Stars Arena is looking for a Structured Products Quant in London, specializing in Quantitative Analysis. The role demands an MSc or PhD in a STEM subject and at least 6 years of experience in Quantitative Analysis, with additional knowledge in ref...Read More>>.

Posted: June 6th, 2026
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Senior Backend Architect: Distributed Systems (Remote)

Company IconUNAVAILABLE
Location IconLondon

Publicis Groupe is looking for a Senior Backend Engineer in Greater London to lead backend system design and development for OneSuite. The ideal candidate should have solid experience in backend engineering, especially with Python and FastAPI, and co...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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Full-Stack Python Engineer for Data & Security

Company IconFrontier Resourcing
Location Icon

A leading simulation and data-analytics company in the UK is looking for a Full Stack Software Developer to enhance their engineering team. This mid-level position requires strong back-end skills, ideally in Python, with a focus on SQL and NoSQL data...Read More>>.

Posted: June 6th, 2026
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Full-Stack Java/Spring Boot Engineer – Sheffield

Company IconNet2Source (N2S)
Location IconSheffield

A leading IT staffing company is seeking a Full Stack Developer for their Sheffield location. This role requires proficiency in Java and Spring Boot with 3-7 years of experience. The ideal candidate will have a strong understanding of microservices a...Read More>>.

Posted: June 6th, 2026
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AEM Developer in Glasgow - Axiom Software Solutions Limited

Company IconJava Script Works
Location IconGlasgow

AEM DeveloperGlasgow, United KingdomPosted about 1 year agoTechnical StackWebGoogle AnalyticsAnalyticsJavaScriptHTML5CSSJ2EEFrontend...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer – Geospatial & Systems Leader

Company IconMetrea
Location IconLondon

A leading technology company in London is seeking an experienced software developer to join their team. The successful candidate will lead the development of geospatial data processing solutions, mentor junior engineers, and collaborate with product...Read More>>.

Posted: June 6th, 2026
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Python Developer - Quant Infrastructure Engineer

Company IconQuanteam UK
Location IconLondon

We are seeking an experienced Python Tech Lead / Quant Infrastructure Engineer to support the development of a modern analytics and engineering platform within Credit and Capital Management. The role focuses on building scalable infrastructure,...Read More>>.

Posted: June 6th, 2026
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Java SDE II - Cloud, CI/CD + Leadership

Company IconTesco UK
Location IconWelwyn Garden City

Tesco UK is hiring an SDE2 to join their team in Welwyn Garden City. In this role, you will develop high-quality software solutions using Java, advocate CI/CD best practices, and mentor fellow engineers. This position is designed for career and te...Read More>>.

Posted: June 8th, 2026
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Senior Full-Stack Engineer • .NET/Python + Data & Cloud

Company IconEXL
Location IconLondon

EXL is seeking a skilled Full Stack Developer with a focus on application development, data architecture, and infrastructure solutions. Located in London, this hybrid role requires strong experience with .NET, .NET Core, and Python, alongside a so...Read More>>.

Posted: June 8th, 2026
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Senior Backend Architect & Team Lead - Payments Platform

Company IconWise
Location Icon

Wise is looking for a Senior Back-End Engineer to lead and mentor a team of engineers in the Contacts domain. You will be responsible for redefining how we model people and businesses while ensuring the performance and security of our services....Read More>>.

Posted: June 12th, 2026
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Founding Platform & Infra Engineer - Azure, Tenant Backend

Company IconHelmGuard Technologies, Inc.
Location IconLondon

HelmGuard Technologies, Inc. is looking for a Backend Engineer to build and maintain backend services integral to our AI-native platform in King's Cross, London. The ideal candidate has over 6 years of experience in backend engineering, particular...Read More>>.

Posted: June 12th, 2026
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Senior Backend Engineer, Marketing Platform & Pipelines

Company IconDangote Industries Limited
Location IconLondon

Dangote Industries Limited in Greater London is seeking a Senior Backend Engineer to build and scale Wise’s price comparison platform. The role involves developing robust backends and APIs that ensure data quality and transparency, driving custo...Read More>>.

Posted: June 15th, 2026
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Senior C# .NET Software Engineer — Desktop Apps (Remote)

Company IconClient Server
Location IconReigate

Client Server in the United Kingdom is hiring a Senior Software Engineer to work on C# .Net Core desktop applications within a high-availability fintech platform. You will architect and implement features, drive quality, and collaborate with produ...Read More>>.

Posted: July 11th, 2026
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