Senior .NET Engineer: Data AI Backend & Pipelines

Company IconOmnis Partners
Location Icon

A high-growth technology organization in the UK seeks a Senior Software Engineer (.NET) to join their Data & AI team. In this hybrid role, you will develop scalable backend services and data pipelines that turn transactions into valuable insights. Id...Read More>>.

Posted: June 6th, 2026
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Senior AI-Enabled Platform Engineer (API/DevOps)

Company IconGuidant Global
Location IconCity of Westminster

Guidant Global is looking for a Senior Software Engineer in the City of Westminster, UK. The role involves developing and maintaining API-driven services that integrate AI capabilities. You will be responsible for contributing to modern architectu...Read More>>.

Posted: June 6th, 2026
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Senior Python AI Engineer (FastAPI) – Hybrid London

Company IconAddition
Location Icon

A technology consulting firm is seeking a Senior Software Engineer skilled in Python (FastAPI) and SQL to lead the design and build of AI-driven applications. This role involves developing data pipelines, mentoring junior engineers, and maintaining h...Read More>>.

Posted: June 6th, 2026
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Senior AI Python Engineer — Remote (UK) for AI-driven Apps

Company IconNearForm Ltd
Location IconLondon

A leading tech solutions provider in the UK seeks a Senior Software Engineer proficient in Python and modern AI frameworks. The role involves designing and building applications, collaborating with client teams, and ensuring technical quality across...Read More>>.

Posted: June 6th, 2026
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Cloud Software Architect - AWS/GCP, DDD, Python/Ruby, TDD

Company IconWorksHub
Location IconLondon

OverviewThe Decision: Management or Architecture?There comes a time in every developer's career where they need to make a decision – do they go into management… or architecture? If architecture is where you’re looking to g...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer – AI-Powered SaaS, Scalable

Company IconEchobox
Location IconLondon

A fast-growing AI company in Greater London seeks a Back-End Developer to collaborate with the Product team and Data Scientists. You will play a key role in designing and maintaining systems for AI-powered products. The ideal candidate has 3-5 years...Read More>>.

Posted: June 6th, 2026
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Graduate Quantitative Analyst – Trading Desk (Python/ML)

Company IconOnyx Capital Group
Location IconLondon

A leading trading firm in Greater London is seeking an individual with strong quantitative skills to join their Quantitative Trading desk. This role involves delivering high-quality quantitative strategies, monitoring trading and strategy performance...Read More>>.

Posted: June 6th, 2026
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Lead Software Engineer - Python / AI - Athena Core - Vice President

Company IconJ.P. MORGAN
Location IconLondon

Job Description Join us to shape the future of developer experience on one of the firm's most strategic technology platforms. You'll have the opportunity to impact how software is built across a vast engineering organization, tackling...Read More>>.

Posted: June 6th, 2026
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Lead Software Engineer Python AI LLM

Company IconClient Server
Location IconLondon

Lead Software Engineer Python AI LLM (PR/100827) London, England Salary: GBP100000 – GBP125000 per annum + bonus + benefits Lead Software Engineer / Developer / Consultant (Python AI LLM) London / WFH to £125k A...Read More>>.

Posted: June 6th, 2026
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Senior Java Developer - Remote, AWS & API Lead (NHS)

Company IconUnited Cerebral Palsy of Georgia
Location IconLondon

United Cerebral Palsy of Georgia is seeking a Senior Java Developer for a 6-month remote position with occasional travel to London. The role involves leading the design and development of Java applications in a major NHS digital programme.T...Read More>>.

Posted: June 6th, 2026
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Senior Full-Stack Software Engineer (TypeScript, React, Node.js, AWS). Job in Leeds LilyLifesty[...]

Company IconUnited Cerebral Palsy of Georgia
Location IconLeeds

Job Title: Senior Full-Stack Software Engineer (TypeScript, React, Node.js, AWS)Location: Leeds (2 days per week on-site)Salary: £60,000 - £70,000 + benefitsWhy Apply?This is a standout full...Read More>>.

Posted: June 6th, 2026
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Python Senior Engineer – AI & LLM Evaluation (London)

Company IconLA International
Location IconLondon

LA International is seeking a Python Senior Engineer for a 12-month contract position with extensions available. The role involves building AI-powered services and designing evaluation frameworks in an engaging, collaborative environment in London...Read More>>.

Posted: June 6th, 2026
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AI Backend Engineer – LLMs, Scalable Pipelines & MLOps

Company IconMoody's Investors Service
Location IconLondon

Moody's Investors Service is seeking a Software Engineer specializing in AI systems to design and implement robust backend solutions using Node.js and Python. The ideal candidate will have over 3 years of experience in backend software development, p...Read More>>.

Posted: June 6th, 2026
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Senior Python Engineer (AI/ML)

Company IconIT Recruitment Solutions
Location IconLondon

Senior Python Engineer wanted by a thriving production AI company who are seeing fantastic growth. They are seeking a senior python engineer / senior python developer with strong recent AI/ML development experience, to help build...Read More>>.

Posted: June 6th, 2026
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Hands-On AI Platform Lead (Python/Node/TS & Cloud)

Company IconSalt Digital Recruitment
Location IconLondon

Salt Digital Recruitment is seeking two Software Development Team Leads in Greater London. This hybrid role involves hands-on coding across Python, Node, Typescript, and AWS while mentoring engineers and shaping technical direction.Your res...Read More>>.

Posted: June 6th, 2026
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Remote Backend Engineer for AI Orchestration & Agents

Company IconOutlier AI
Location IconLiverpool

Outlier AI, located in Liverpool, seeks an experienced backend engineer to contribute to AI automation and complex systems integration projects. Ideal candidates will have 2+ years of experience and demonstrate a strong command of languages like P...Read More>>.

Posted: June 6th, 2026
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Senior Backend & AI Engineer — Cloud-Native & APIs

Company Icon慨正橡扯
Location IconLondon

慨正橡扯 is seeking a Senior Full‑Stack/AI Engineer with a strong backend focus to join our innovative team in Greater London. The ideal candidate will have extensive hands-on experience in backend engineering and a solid understanding of AI...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer for AI-Powered, Scalable SaaS

Company IconEchobox
Location IconLondon

A forward-thinking technology company in Greater London is seeking a Back-End Developer to work on AI-powered products. You will design and maintain scalable back-end systems while collaborating with data scientists and engineers. The ideal candidate...Read More>>.

Posted: June 6th, 2026
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Senior Full Stack Engineer Node.js | AWS | Kubernetes | AI in London

Company Iconwww.cardandpaymentjobs.com
Location Icon

Senior Full Stack Engineer Node.js | AWS | Kubernetes | AILocation: Remote in Europe, with preference for Poland, Cyprus, or Latvia A high-growth fintech business is looking for a Senior Full Stack Eng...Read More>>.

Posted: June 6th, 2026
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Senior GCP Apigee Engineer - API & IaC Lead

Company IconTata Consultancy Services
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Tata Consultancy Services (TCS) seeks a Senior GCP APIGEE Engineer to join their Public Cloud Platform team. Situated in various UK locations including Bristol and Leeds, this crucial role focuses on driving Google Cloud integration and innovation...Read More>>.

Posted: June 6th, 2026
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Senior Full-Stack Engineer (React/Python) (+ Equity) at YC-backed AI-native enterprise

Company IconTechTree
Location IconLondon

What You'll Be Doing Design, develop, and maintain frontend applications using React and Next.js. Build, test, and deploy backend services and APIs (Python/Django/FastAPI preferred). Collaborate with founders, g...Read More>>.

Posted: June 6th, 2026
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Senior Full Stack/AI Engineer (Backend Leaning)

Company Icon慨正橡扯
Location IconLondon

Senior Full‑Stack/AI Engineer (Backend-leaning) Who We Are: AND Digital are a tech company focused on accelerating digital delivery and dedicated to closing the digital skills gap. We’ve been helping organisations bui...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer for AI-Driven CRM | Equity

Company IconJack & Jill/External ATS
Location IconLondon

An AI-native CRM startup is seeking a Senior Product Engineer to lead the development of scalable backend systems. You will architect high-performance systems using Node.js and TypeScript while managing complex data challenges. Ideal candidates have...Read More>>.

Posted: June 6th, 2026
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Senior Front-End Engineer — React + Next.js Expert

Company IconJava Script Works
Location IconLondon

Java Script Works is seeking a Senior Product Engineer (Front-End) to join their team in London, United Kingdom. This role involves building and shipping responsive, performant UIs using modern technologies like React and TypeScript, while collabo...Read More>>.

Posted: June 6th, 2026
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Senior QA Engineer: Growth-Driven Quality & Automation

Company IconJava Script Works
Location IconLondon

Java Script Works is seeking a seasoned software engineer in Greater London. The ideal candidate will have at least 5 years of experience in QA and software engineering, along with proficiency in one or more programming languages such as Java, TypeSc...Read More>>.

Posted: June 6th, 2026
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Analista de teste de Automação / Python (QA)

Company IconInstituto de Pesquisas Eldorado
Location IconMarple

Analista de teste de Automação / Python (QA)Buscamos pessoas apaixonadas por tecnologia. Alguém que se motive por desafios e atue com autonomia. Precisa gostar de trabalhar em equipe e possuir espírito colaborativo.Resp...Read More>>.

Posted: June 6th, 2026
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Remote-First AI API Product Owner - FinTech SaaS

Company IconConficio Recruitment Limited
Location IconLondon

Conficio Recruitment Limited is collaborating with a London-based FinTech company seeking a Product Owner. This role involves owning delivery streams end-to-end and collaborating closely with engineering and sales teams to develop valuable softwar...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer — AI-Powered Platform (Onsite Bristol)

Company IconPeaple Talent
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A dynamic start-up in Bristol is searching for a Senior Backend Developer with strong Python expertise and experience in AI integration. The candidate will design scalable backend systems, mentor junior developers, and ensure high performance and sec...Read More>>.

Posted: June 6th, 2026
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Remote WordPress Front-End Specialist

Company IconJava Script Works
Location IconLondon

Java Script Works is looking for a talented Front-End Developer to join for a duration of 3-4 weeks. The role involves building two Wordpress websites and configuring various plugins to ensure a smooth user experience.The ideal candidate wi...Read More>>.

Posted: June 6th, 2026
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Lead Backend Engineer - AI & Back Office (Remote UK)

Company IconMidnite
Location IconLondon

Midnite is seeking a Lead Backend Engineer to help scale internal operations by defining practical uses of AI in engineering and the broader business. You will lead the development of a greenfield back office platform, mentoring a small team while wr...Read More>>.

Posted: June 6th, 2026
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Java Full-Stack Engineer (React/Angular) – Hybrid & AI-Enabled

Company IconCapgemini
Location IconLondon

A leading global technology consultancy is seeking an experienced Java FullStack developer (ReactJS & AngularJS) to oversee project delivery and contribute to high-quality software solutions. The ideal candidate will have strong expertise in the bank...Read More>>.

Posted: June 6th, 2026
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Backend & Fullstack Engineer for AI‑Driven SaaS Growth

Company IconHook
Location IconLondon

Hook is seeking a skilled full-stack developer for its innovative team in Greater London. The role involves both frontend and backend development, primarily using Python and React. You will work on designing product features, improving architecture,...Read More>>.

Posted: June 6th, 2026
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Frontend Engineer — AI-Powered UI (React & TypeScript)

Company IconJava Script Works
Location IconLondon

Java Script Works is seeking a Front End Engineer in London, United Kingdom. The role focuses on developing high-quality, responsive web applications using React and TypeScript. Candidates should be skilled in translating UI/UX designs into functiona...Read More>>.

Posted: June 6th, 2026
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Customer‑Facing Python AI Deployment Engineer

Company IconLightning AI
Location IconLondon

Lightning AI in Greater London is looking for a Forward Deployed Engineer to collaborate with customers in architecting and deploying AI systems. This role requires hands-on engineering skills, strong communication abilities, and experience in AI/...Read More>>.

Posted: June 6th, 2026
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Frontend Engineer (React/Next.js) - SSR/SSG Specialist

Company IconJava Script Works
Location IconLiverpool

Key Responsibilities Frontend Development Develop and maintain user-friendly interfaces using React.js and Next.js. Implement server-side rendering (SSR) and static site generation (SSG) with Next.js for optimiz...Read More>>.

Posted: June 6th, 2026
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Machine Learning Software Engineer - Full Stack (LLM) in London - Aquent

Company IconJava Script Works
Location IconLondon

Machine Learning Software Engineer - Full Stack (LLM)London, United KingdomBachelor’s degree in Computer Science, Computer Engineering, or a related technical background.ExperienceBackend software engineering e...Read More>>.

Posted: June 6th, 2026
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Senior Python & Vue.js Full-Stack Engineer — Remote Contract

Company IconInfused Solutions
Location Icon

Infused Solutions is seeking a Senior Full Stack Developer for a fully remote, contract role. With a focus on backend development using Python and integrations, this individual will collaborate closely with technical leadership and participate in...Read More>>.

Posted: June 6th, 2026
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QA Engineer – Automation & API (Hybrid, Brighton)

Company IconSpectrum IT Recruitment
Location Icon

Spectrum IT Recruitment is seeking a Software QA Engineer to join their client's team in Brighton. This role focuses on utilising the latest industry software to improve QA processes and introduce test automation, requiring strong communication sk...Read More>>.

Posted: June 6th, 2026
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Senior AI/ML Cloud Engineer — Python & AWS Lead

Company IconJPMorganChase
Location IconLondon

Job DescriptionJ.P. MorganChase is seeking a Senior Software Engineer with expertise in AWS and Python, and a passion for Machine Learning, to help engineer and deploy innovative ML solutions into production....Read More>>.

Posted: June 6th, 2026
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Sr. Software Financial Trading Engineer - (Java, Frontend, Design & Develop) - Hybrid

Company IconFactSet Research Systems Inc.
Location IconLondon

Sell Side and Post Trade Senior Software Engineer - Hybrid page is loaded## Sell Side and Post Trade Senior Software Engineer - Hybridlocations: London, GBRtime type: Full timeposted on: Posted Yesterdayjob requisition id: R30302FactSet creat...Read More>>.

Posted: June 6th, 2026
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Go Backend Engineer – AI-Driven FinTech, Flexible Remote

Company IconZILO™
Location IconLondon

A forward-thinking FinTech firm in London seeks a Software Engineer (Go) to develop high-performance back-end services supporting financial applications. The ideal candidate will have strong AI integration skills, proficiency in JavaScript and experi...Read More>>.

Posted: June 6th, 2026
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AI QA Engineer: Web, API & Voice Systems

Company IconPeaple Talent
Location IconBristol

Peaple Talent is seeking a QA Engineer in Bristol to enhance the stability and quality of an innovative AI communications platform. In this role, you will collaborate with teams across Backend, Frontend, Telephony, DevOps, and AI to ensure the seamle...Read More>>.

Posted: June 6th, 2026
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Java Full-Stack Engineer for Enterprise SaaS Automation

Company IconRedwood Software
Location Icon

A leading automation solutions provider is seeking a Full Stack Software Engineer to design and maintain scalable applications. This role requires expertise in Java, cloud platforms, and RESTful API development. You'll work collaboratively with produ...Read More>>.

Posted: June 6th, 2026
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Frontend UI Engineer (React/Angular) – Edinburgh

Company IconJava Script Works
Location IconCity of Edinburgh

Software Engineer, UI Developer Location: Edinburgh, United Kingdom Role: Full time, competitive compensation. This position requires a strong background in UI development with expertise in modern JavaScript frameworks su...Read More>>.

Posted: June 6th, 2026
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Remote Python ETL Engineer — AWS Data Pipelines

Company IconAreti Group | B Corp™
Location Icon

A technology startup is urgently seeking multiple Python Software Engineers to work on ETL pipeline design and development in a fully remote capacity. Candidates should have a Bachelor's degree in Computer Science and proficiency in AWS services and...Read More>>.

Posted: June 6th, 2026
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Freelance Data Science AI Trainer (Python & SQL)

Company IconMindrift
Location Icon

A leading data science consultancy is seeking a Freelance Computational Data Science Expert. The role involves designing complex data science problems using Python and SQL, documenting challenges based on real business scenarios. Applicants should ha...Read More>>.

Posted: June 6th, 2026
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Remote Senior React Engineer — Build High-Performance UI

Company IconJava Script Works
Location IconBirmingham

Java Script Works is seeking a Senior React Developer for a fully remote position. The ideal candidate will be responsible for the development of new user-facing features using React.js, building reusable components, and optimizing performance across...Read More>>.

Posted: June 6th, 2026
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Energy Engineering & Python Expert - Freelance AI Trainer

Company IconMindrift
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Please submit your CV in English and indicate your level of English proficiency. Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Part...Read More>>.

Posted: June 6th, 2026
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Statistician with Python - Freelance AI Trainer

Company IconMindrift
Location Icon

Statistician with Python - Freelance AI Trainer 2 days ago Be among the first 25 applicants This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates....Read More>>.

Posted: June 6th, 2026
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Senior Backend / Full-Stack Engineer (E5/E6 Level) – AI-Native Startup – Strong Comp + Equity

Company IconMondrian Alpha
Location IconLondon

My client, a high-growth AI-native startup based in Central London, is looking for an exceptional Senior Backend or Full-Stack Engineer to join their core engineering team.This is a rare opportunity to join an engineering-led com...Read More>>.

Posted: June 2nd, 2026
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