Remote Backend Engineer — Crypto Payments Platform

Company IconCrypto Pro Network
Location Icon

A rapidly growing fintech company based in the United Kingdom is looking for a skilled Software Engineer to enhance and develop innovative products. The role supports remote work, offering a competitive salary and equity package, along with benefits...Read More>>.

Posted: June 6th, 2026
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VMware Virtualization Engineer — Python Automation (Contract)

Company IconStars Arena
Location IconSilchester

DV Virtualisation Specialist (IT)Silchester, UnitedKingdomPosted 10 months agoThis is a job posted by our partner JoobleTech stackPythonBelow is a snippet of the job description. To read the full...Read More>>.

Posted: June 6th, 2026
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Lead Front-End Engineer | TypeScript, React, TDD/BDD

Company IconJava Script Works
Location IconLondon

Java Script Works in Greater London is looking for a skilled developer proficient in JavaScript, Typescript, and frameworks like Cypress and Jest. The ideal candidate will produce clean, efficient, and reusable code while ensuring quality through TDD...Read More>>.

Posted: June 6th, 2026
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Junior Java Developer -Python, Ruby, Fintech50 in London - Quant Capital

Company IconWorksHub
Location IconLondon

Job Opening: Junior Java DeveloperLocation: LondonSalary: £45,000-50,000 + bonusQuant Capital is urgently seeking a Junior Java Developer to join our high profile client. Our client is an established financia...Read More>>.

Posted: June 6th, 2026
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Senior Developer C# / MVC / Vue.js in Norwich - DMR Personnel Ltd

Company IconJava Script Works
Location IconNorwich

Required SkillsSkills with experience in MVC. Preferably 4+ years in a development role. Proficiency in front-end technologies,especially JavaScript frameworks like Vue.js. Experience with ASP.NET, HTML, SASS/CSS, and web services. A bro...Read More>>.

Posted: June 6th, 2026
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Backend Engineer — AI & Greenfield, Hybrid (6m FTC)

Company IconSearchability
Location IconGreater Manchester

Software Engineer – 6 months FTC .NET, C#, APIs, AI Salary £65k Hybrid working – 3 days on-site, Greater Manchester Who We Are We’re a forward-thinking, tech-driven organisation devel...Read More>>.

Posted: June 6th, 2026
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Java Platform Engineer — AI & Data Science

Company IconWorksHub
Location IconBirmingham

WorksHub is looking for a passionate Java Platform Engineer to engage in cutting-edge development projects in AI and Data Science. You will work alongside a dynamic team and contribute to innovative solutions.Ideal candidates should possess...Read More>>.

Posted: June 6th, 2026
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Senior Python Engineer for AI Training (Remote)

Company IconProlific
Location IconSheffield

Prolific is hiring Senior Python Developers to join their Expert Network, focusing on training and evaluating cutting-edge AI models. Ideal candidates will have a BSc in Computer Science or a related field, extensive experience in Python, and will be...Read More>>.

Posted: June 6th, 2026
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Backend Engineer for AI-Powered Marketing Platform

Company IconCornerstone VC
Location Icon

A forward-thinking tech company is seeking a Software Developer to enhance their AI-native platform, PIP. In this role, you will develop robust features, build scalable backend systems, and collaborate with cross-functional teams to drive product suc...Read More>>.

Posted: June 6th, 2026
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Java Cloud Engineer - AWS, DevOps & CI/CD

Company IconInfoplus Technologies UK Limited
Location IconLeeds

A leading technology solutions provider in the UK is looking for a competent Java Developer to enhance and maintain software systems that meet user needs. This full-time role requires significant experience in AWS cloud services and various developme...Read More>>.

Posted: June 6th, 2026
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GenAI Engineer - Backend & AI Platform Developer

Company IconWomen in Data®
Location IconCardiff

A prominent tech community in Cardiff is seeking a Mid-Senior GenAI Engineer to develop backend services and multi-device applications. The role emphasizes collaboration with various teams and upholding security standards. Ideal candidates should hav...Read More>>.

Posted: June 6th, 2026
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Front End Javascript Developer with Agile - Brighton Sussex (IT) in Brighton - Nexus Jobs Limited

Company IconJava Script Works
Location Icon

Front End Javascript Developer with Agile - Brighton Sussex (IT) Location: Brighton, Sussex, United Kingdom. Posted: 9 months ago. Overview Our client is looking to recruit a Front End Software Developer with ver...Read More>>.

Posted: June 6th, 2026
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Backend Engineer for AI-Driven Sports Analytics

Company IconEllipse
Location Icon

A leading sports analytics company in the UK is seeking a Backend Software Engineer to join their team. This role involves developing innovative insights for tennis analytics, managing databases, and deploying APIs for broadcast partners. Ideal candi...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer (Ruby on Rails)

Company IconSLAMcore
Location IconLondon

Senior Backend Engineer (Ruby on Rails) Location: London (Paddington) – Hybrid (3 days in office) – Full-time. We’re building the operating system for the future of fertility care and we’d love you to help us deliver it....Read More>>.

Posted: June 6th, 2026
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Senior Java Engineer - Kubernetes & Spring Boot Expert

Company IconGolang Works
Location IconLondon

Golang Works is seeking a Principal Software Engineer with 8+ years of experience in backend development, particularly in Java and Spring Boot. The role is based in London, United Kingdom, and is a full-time position.While specific benefits...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer — Agentic AI Systems

Company IconHM Treasury
Location IconLondon

HM Treasury seeks a skilled individual to lead the technical back-end development of agentic AI systems, ensuring they are reliable and secure. This role requires strong data engineering expertise and collaboration with various stakeholders....Read More>>.

Posted: June 6th, 2026
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Senior Lead Software Engineer - Java, React, Cloud & Scale

Company IconJPMorgan Chase & Co.
Location IconLondon

JPMorgan Chase & Co. is seeking a Senior Lead Software Engineer in Greater London. In this pivotal role, you will enhance and deliver trusted technology products while influencing product design and application functionality. Ideal candidates will ha...Read More>>.

Posted: June 6th, 2026
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Backend Systems Intern — Build scalable game services

Company IconIMAGE FRAME INVESTMENT (UK) LIMITED
Location IconLondon

IMAGE FRAME INVESTMENT (UK) LIMITED is seeking a backend developer to participate in the architecture design and implementation for Level Infinite PASS. The role involves ensuring high availability of backend services for overseas games.A B...Read More>>.

Posted: June 6th, 2026
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Agentic AI Backend Engineer | Flexible Hours

Company IconHM TREASURY-1
Location IconLondon

HM TREASURY-1 is seeking an Agentic AI Engineer to lead the back end development of AI systems. You will ensure solutions are scalable, secure, and well governed in a supportive team environment. This role offers flexibility with working patterns...Read More>>.

Posted: June 6th, 2026
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Python Developer (Data Project - Contract)

Company IconMCS Group | Your Specialist Recruitment Consultancy
Location IconBelfast

Overview MCS Group is partnering with a well-known Northern Irish organisation in Belfast to recruit a Software/Data Engineer for a short-term daily rate contract. This role offers a flexible hybrid working pattern (Belfast). The...Read More>>.

Posted: June 6th, 2026
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Python Engineer — AI Forecasting & Modelling (Energy Markets)

Company IconModo Energy
Location IconLondon

Modo Energy is building AI-powered tools for understanding global energy markets — combining large-scale data, forecasting models, and LLM systems into high-performance interfaces engineers and analysts use every day.We're hiring a bac...Read More>>.

Posted: June 6th, 2026
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Staff Platform Engineer: API Edge & Automation Lead

Company IconPeak6 Investments LLC
Location IconBelfast

Peak6 Investments LLC is looking for a Staff Platform Engineer in Belfast. This role requires a minimum of 8 years in platform engineering and expertise in API management tools and NGINX configuration. You will lead the design and optimization of API...Read More>>.

Posted: June 6th, 2026
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Senior Python Engineer | AWS + Terraform & IaC

Company IconGolang Works
Location IconLeeds

£39,100 - 77,900 per year Requirements I am looking for candidates with strong experience in Python development. You should have proven skills with AWS services and infrastructure management. Hand...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer — AI Integrity & Safety

Company IconOpenAI
Location IconLondon

A leading AI research company is seeking a software engineer to design systems for harm detection and safety. This role requires at least 5 years of backend engineering experience and a passion for learning from top experts in the field. Candidates s...Read More>>.

Posted: June 6th, 2026
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Python Developer - AI/ML Integration

Company IconCGI
Location IconWideopen

Position: Python Developer – Emerging Technology Practice As a Python Developer, you will help advance our AIOps platform, engineering solutions that boost reliability, automation, and insight. Your future duties and responsibi...Read More>>.

Posted: June 6th, 2026
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AI Kernel Engineer — C++/Python for High-Perf Compute

Company IconCerebras
Location IconBristol

A technology firm specializing in AI compute is looking for a Software Engineer to develop and support kernels for linear algebra operations on new AI hardware. Ideal candidates possess excellent C++ and Python programming skills and thrive on solvin...Read More>>.

Posted: June 6th, 2026
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Remote .NET/C# Engineer — Azure, Web API & Full-Stack

Company IconNoir Consulting
Location Icon

Noir Consulting seeks a .NET Developer in Hull to develop innovative software products. You will work on enterprise software, utilizing technologies like .NET, C#, and Azure, and enjoy a supportive environment for career growth.The role inc...Read More>>.

Posted: June 6th, 2026
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Senior Python Engineer - AI Code Reviewer & Evaluator

Company IconProlific
Location IconLondon

Prolific is seeking a Senior Python Developer to join our Expert Network. The role involves evaluating AI-generated Python scripts, validating logical accuracy, and providing feedback on model performance. Candidates should hold a BSc or higher in Co...Read More>>.

Posted: June 6th, 2026
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Ruby on Rails Backend Engineer — Scale & Impact

Company IconRaylo
Location IconLondon

A subscription technology company in Greater London is seeking a Mid-Level Backend Engineer to join their team. In this role, you will leverage your 2-4 years of backend engineering experience, particularly with Ruby on Rails and Sidekiq, to build an...Read More>>.

Posted: June 6th, 2026
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Lead Technical Architect Java AWS Agentic AI

Company IconClient Server
Location IconLondon

Lead Technical Architect Java AWS Agentic AI (PR/100779) London, England Apply with Indeed Salary: GBP100000 - GBP130000 per annum + bonus + benefits Lead Technical Architect (Java AWS Agentic AI) London / WFH to £130k...Read More>>.

Posted: June 6th, 2026
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Staff Web Apps Engineer — React/Next.js Lead

Company IconJava Script Works
Location IconLondon

Java Script Works is looking for a Staff Software Engineer - Web Apps to join their team in Greater London. The ideal candidate will have strong development experience with React, Node.js, and JavaScript, along with an understanding of cloud technolo...Read More>>.

Posted: June 6th, 2026
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Senior Cloud-Native Full-Stack Engineer (Azure, React/Java)

Company IconCharles River Development
Location IconLondon

Charles River Development, based in Greater London, is seeking a full-stack, cloud-native engineer to enhance their Enhanced OTC Module. You will work with Java, C#, SQL, and modern JavaScript frameworks while mentoring junior engineers. A degree in...Read More>>.

Posted: June 6th, 2026
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Backend Engineer – Real-Time Voice AI Platform

Company IconJack & Jill/External ATS
Location IconLondon

A voice AI startup based in London is seeking a Backend Engineer to join their team. As the second backend engineer, you'll own the core API platform, designing scalable infrastructure for real-time voice interpretation. Expertise in Python is essent...Read More>>.

Posted: June 6th, 2026
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Ruby on Rails Backend Engineer — Hybrid + Equity

Company IconSorcer
Location IconLondon

Sorcer in London is seeking a mid-level backend developer to develop and scale applications using Ruby on Rails. The position involves collaborating with product and frontend teams to enhance customer experience.Qualified candidates should...Read More>>.

Posted: June 6th, 2026
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Wireless Protocol Software Engineer – System API configuration

Company IconKeysight Technologies SAles Spain SL.
Location IconFleet

Overview Keysight is at the forefront of technology innovation, delivering breakthroughs and trusted insights in electronic design, simulation, prototyping, test, manufacturing, and optimization. Our ~15,000 employees create world‑cl...Read More>>.

Posted: June 6th, 2026
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Mid-Level Python Developer - Remote/Hybrid (Flask, AWS)

Company IconOliver Bernard
Location Icon

A leading recruitment agency is seeking a Mid-Level Python Developer to enhance a FinTech company's engineering team. The ideal candidate will design complex systems and write scalable Python code to optimize performance. Candidates should have at le...Read More>>.

Posted: June 6th, 2026
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Senior Ruby Engineer - Scalable Real-time Gaming Backend

Company IconIgbaffiliate
Location Icon

Igbaffiliate is seeking a Senior Software Engineer to shape the technical foundation of a high-growth product in competitive gaming. You'll design and implement backend architecture for real-time tournaments, ensuring systems are scalable and secure....Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer - Scale FinTech & ML Insights

Company IconEmma - we are hiring!
Location Icon

Emma is looking for an experienced software developer to tackle backend challenges as part of a dynamic team in London. You will work closely with the CTO on scaling challenges and developing new features for our finance app.The ideal candi...Read More>>.

Posted: June 6th, 2026
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Java Software Engineer - Hybrid Working - Up to £160,000 Base (+ Bonus)

Company IconHunter Bond
Location Icon

Java Software Engineer – Front Office eTrading Compensation: Up to £160,000 Base + Bonus Location: London (Hybrid) Overview A Tier 1 investment bank is seeking an experienced Java Software Engine...Read More>>.

Posted: June 6th, 2026
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Low-Latency AI Backend Engineer — Agent Systems

Company IconBjak
Location Icon

Bjak in the United Kingdom is seeking a Backend Engineer to build and maintain AI-powered backend systems. You will work on optimizing performance and reliability, designing inference pipelines, and ensuring smooth operations in production. Ideal can...Read More>>.

Posted: June 6th, 2026
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Automation Test Engineer - Python/Selenium/Jenkins

Company IconETL Systems Ltd
Location IconRickmansworth

ETL Systems Ltd is looking for a Test and Automation Engineer based in Rickmansworth. The successful candidate will design and implement automated test scripts using tools like Python, Behave, Selenium, and Jenkins, ensuring the quality of our pro...Read More>>.

Posted: June 6th, 2026
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Software Engineer - Hybrid: React UI + Backend, Docker & CI/CD

Company IconTalent Locker Ltd
Location IconFarnborough

Talent Locker Ltd is seeking a Software Engineer for their Farnborough location, offering a hybrid working model with a competitive salary between £70,000 and £80,000. The role involves designing, developing, and maintaining software solutions w...Read More>>.

Posted: June 6th, 2026
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Python Developer | Greenfield Energy Trading | London Hybrid | Up to £90k + Bonus + Benefits

Company IconVirtueTech Recruitment Group
Location IconLondon

Python Developer | Greenfield Energy Trading | London Hybrid | Up to £90k + Bonus + Benefits A Python Developer with strong core engineering skills is required by a leading Trading House institution to support the front office teams i...Read More>>.

Posted: June 6th, 2026
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Senior Frontend Engineer - React + TypeScript Expert

Company IconJava Script Works
Location IconBelfast

Java Script Works is hiring a Senior Frontend Engineer in Belfast, United Kingdom. The ideal candidate will have strong commercial experience with React and TypeScript, and a solid understanding of modern JavaScript (ES6). Responsibilities include wo...Read More>>.

Posted: June 6th, 2026
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Senior Ruby Backend Engineer - Real-Time Gaming Platform

Company IconLegend Corp
Location IconLondon

A leading sports marketing company in Greater London is seeking a Senior Software Engineer to shape the technical foundation of high-growth products. In this role, you will design and implement scalable, secure backend systems for real-time gaming to...Read More>>.

Posted: June 6th, 2026
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Automation Test Engineer: API & CI/CD Expert

Company IconCognizant
Location IconLondon

Cognizant is seeking an Automation Tester in Greater London to design, develop, and execute automated test solutions that ensure high-quality software delivery. The ideal candidate will have strong expertise in automation frameworks, API testing, and...Read More>>.

Posted: June 6th, 2026
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Senior Python Developer - Trading & Risk Platforms (Hybrid)

Company IconScaleneWorks People Solutions LLP
Location IconLondon

ScaleneWorks People Solutions LLP is seeking an experienced Sr Python Developer to build backend applications and data processing logic for trading and risk platforms in London. This hybrid role requires 7-12 years of experience, with a strong backgr...Read More>>.

Posted: June 6th, 2026
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Web Designer & Front-End Developer (React/WordPress)

Company IconJava Script Works
Location IconLondon

Java Script Works in Greater London is seeking a Web Design & Developer to build and maintain websites following branding guidelines and accessibility standards. The role requires experience with JavaScript, PHP, HTML, CSS, and frameworks like React...Read More>>.

Posted: June 6th, 2026
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Java Full-Stack Developer (Angular/React) - Banking, Hybrid

Company IconCapgemini
Location IconLondon

A global technology transformation partner in London is seeking a Java Fullstack developer proficient in AngularJS and ReactJS. The successful candidate will design and maintain scalable web applications, ensuring performance and responsiveness. Cand...Read More>>.

Posted: June 6th, 2026
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