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Freelance Business Developer (UK Market) M/F

At Transatel, we imagine innovative cellular connectivity solutions and deploy them around the world for prestigious clients like Airbus, Stellantis, Worldline and Jaguar Land Rover. As a leading Mobile Virtual Network Operators enabler and global IoT connectivity pioneers, our SIM & eSIM connect millions of ...

Senior Software Developer, AI Engineering, London, COR7550

Job Description Is this the next step in your career Find out if you are the right candidate by reading through the complete overview below.Senior Software Developer, AI Engineering, London, COR7550 Are you a Software Engineer with a passion for AI and building scalable systems from the ...

Front Office Python Developer (Rates/FX Trading)

Job Description Find out if this opportunity is a good fit by reading all of the information that follows below.Job Tittle: Front Office Python Developer (FX/Rates Trading)Contract: 12 MonthsLocation: London (3 days a week onsite)Rate: Highly competitive daily rateStatus: inside IR35 Abo ...

Entry Level AI and Developer Training (Southwark)

Junior AI Developer Programme – Job Support IncludedIncrease your chances of an interview by reading the following overview of this role before making an application.Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, a ...

Junior AI Developer Training (Kingston Upon Thames)

Junior AI Developer Programme – Job Support IncludedIncrease your chances of an interview by reading the following overview of this role before making an application.Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, a ...

Junior AI Developer Bootcamp (Hammersmith and Fulham)

Junior AI Developer Programme – Job Support IncludedIncrease your chances of an interview by reading the following overview of this role before making an application.Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, a ...

AI and Developer Skills Training Course (Havering)

Junior AI Developer Programme – Job Support IncludedIncrease your chances of an interview by reading the following overview of this role before making an application.Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, a ...

Beginner AI Developer Pathway (Barking and Dagenham)

AI Engineer Programme – Job Support IncludedCheck all associated application documentation thoroughly before clicking on the apply button at the bottom of this description.Complete online training designed to take you from beginner level to your first AI Engineer role. Study part-time, build practica ...

Quantitative Developer – Up to £200,000 + Bonus + Benefits

Up to £200,000 + Bonus + Full Benefits The full job description covers all associated skills, previous experience, and any qualifications that applicants are expected to have.The OpportunityJoin a leading global hedge fund where technology and quantitative research are at the heart of inve ...

AI Systems Engineer — Production Grade LLMs & RAG

SLR Consulting is looking for an AI Development Engineer to design and implement production-grade AI systems. The role requires strong backend engineering skills, proficiency in Python, and experience with large language models. Responsibilities include building retrieval pipelines, knowledge indexing, and deplo ...

Principal Platform Engineer — Go/Python, Cloud‑Native Scale

Harvey Nash is seeking a Principal Software Engineer specializing in platform and distributed systems with proficiency in Golang and Python. The role involves architectural authority, mentoring of other engineers, and defining scalable architectures. Ideal candidates will have significant backend engineering exp ...

Summer Software Engineering Intern — Real‑World Robotics

Humanoid in Greater London is looking for Software Engineering Interns for a full-time summer internship. You will work on real-world systems across different parts of the software stack, contributing to backend systems, APIs, and product development. Ideal candidates have a strong interest in software engineeri ...

Global AI Engineering Manager, Public Sector

A leading AI technology firm in Greater London is seeking an experienced Engineering Manager to lead its International Public Sector team. You will manage engineering efforts to deliver AI applications that impact citizens globally. The role demands at least 5 years of experience, with a focus on backend enginee ...

Senior Full Stack Engineer, GCP & AI Platform (Remote UK)

A technology consulting firm is seeking a Senior Full Stack Engineer to work on a cloud-native market intelligence platform. The role includes developing and maintaining scalable backend services and user-facing applications using Google Cloud Platform. Candidates should have strong skills in programming languag ...

Product Security Engineer: Secure SDLC & APIs

A leading financial technology firm based in Greater London is seeking a Product Security Engineer to enhance product security across applications. The role involves defining secure SDLC processes, integrating security into CI/CD pipelines, and conducting thorough code reviews and risk assessments. The ideal can ...

Senior Scala Engineer Post Trade Cloud Microservices

LSEG is seeking a Senior Lead Scala Engineer in Greater London. This key role involves engineering and delivering market-infrastructure services within the Equities platform with a strong focus on AWS cloud-native development. The candidate will design, implement, and maintain backend services in Scala, contribu ...

Senior Full Stack Engineer: Cloud Native Platform Lead

Comoro Ltd is seeking a Senior Full Stack Engineer to drive architectural excellence and ensure the delivery of critical features. You will work across React and Node.js/Python services, own CI/CD processes, and mentor the engineering team. Candidates should have 5+ years of experience with strong backend skills ...

Senior Product Engineer: Hybrid, Equity & Impact

Risk Ledger in Greater London is looking for a Senior/Staff Engineer to enhance product experiences in a collaborative cross-functional team. The candidate will work with technologies like GoLang, AWS, and Vue.js, focusing on both backend and frontend solutions. The role emphasizes fast-paced delivery, mentoring ...

Senior Platform Engineer: Core Platform & Deployments

Fanatics-Betting- is seeking a Level 3 Platform Engineer to join their Platform Engineering team. This role focuses on infrastructure and deployment capabilities that support the engineering teams. You will work on cloud infrastructure, release pipelines, and deployment systems. Required qualifications include 3 ...

Lead Software Engineer, Space Missions

A dynamic space technology start-up is looking for a Software Team Lead to oversee the development of software solutions for innovative space missions. This role involves leading a team in developing a software suite, managing SDLC processes, and enhancing code quality. The ideal candidate will have over 5 years ...

Senior Full Stack Engineer (TypeScript/React) AI Driven Hybrid

A skincare technology startup in London is seeking a Senior Software Engineer to drive innovation in personalised skincare solutions. You will have full-stack ownership from backend to frontend and work with the latest AI tools. This hybrid role offers flexibility and aims at significant personal impact. Join a ...

Senior Software Engineer Live Trading Platform (Hybrid)

A specialist tech consultancy is seeking a Senior Software Engineer to join their team in Greater London. This senior-level role involves designing and delivering a live trading platform with a focus on both frontend and backend development, primarily using React and TypeScript. You will influence system design ...

Senior Software Engineer — Hybrid, Mission Critical Systems

A leading defense technology company in the UK is seeking a Senior Software Engineer to design and develop critical software solutions. This role involves hands-on development, collaborating with talented engineers, and influencing architectural decisions. You will work in a dynamic team pushing the limits of te ...

Senior Full Stack Engineer Hybrid, London | Tech4Good Impact

A socially responsible recruitment firm in London is seeking a Senior Full Stack Engineer to take ownership of core domains within the platform. You'll work at the intersection of science, operations, and technology, designing solutions that directly impact real-world environmental projects. The role emphasizes ...

Senior Full Stack Engineer: Build Secure, Scalable Identity

A leading technology company based in the UK is seeking a skilled software engineer to join their team. The successful candidate will work on building and maintaining scalable systems using TypeScript and frameworks like React, as well as backend technologies such as Kotlin, Python, and Ruby. Responsibilities in ...

Senior Full Stack Engineer — Scale a Real Time Platform

A high-growth consumer platform based in Shoreditch, London, is seeking a Senior Full Stack Engineer. This role involves designing and scaling backend services and has significant influence on architecture and engineering standards. The ideal candidate should have over 5 years of experience in software engineeri ...

Senior Fullstack Engineer – AI Powered FinTech Platform

A global AI-native technology solutions provider seeks a Senior or Staff Fullstack Software Engineer to enhance their financial platform in London. This role focuses on designing high-performance services, developing APIs, and ensuring integration with various systems. Candidates should have over 7 years of soft ...

Principal Data Engineer High Throughput Crypto Platform

A leading digital asset platform in Greater London is looking for a Principal Engineer to lead backend development. The role involves designing robust, scalable systems to power market data and ensuring high availability for clients. Candidates should have over 8 years of experience and deep knowledge of distrib ...

Senior Product Engineer Equity + Hybrid London Fintech

A fast-growing fintech company in London is seeking a Senior Product Engineer to join their innovative team. You will work closely with tech leaders and drive product development, focusing on backend services, APIs, and integrations. The role offers substantial equity opportunities and a competitive salary of £1 ...

Staff Platform Engineer: Big Data & Scale

A pioneering legal technology company in Greater London is seeking a Staff Software Engineer (Platform) to guide strategic projects and mentor engineering teams. The ideal candidate has over 10 years of relevant backend engineering experience, especially with big data platforms and microservices architecture. Yo ...

London Full Stack Engineer: End to End Ownership

A tech startup in Greater London is seeking a Full-Stack Engineer to join their small team. The ideal candidate will own the delivery of product features, write backend logic, and build user interfaces using React. The position requires 3-5 years of experience in software development and a strong proficiency in ...

AI Frontend & 3D Web Product Engineer

A global infrastructure consulting firm in the United Kingdom is seeking an AI Engineer to join its AI Engineering team. In this role, you will collaborate with AI/ML engineers to integrate advanced AI capabilities into user-facing products. Successful candidates should have strong frontend development experienc ...

Fintech Full Stack Engineer — React/Node/AWS

A leading fintech company in Greater London is seeking a Full Stack Engineer to develop innovative products that transform trade finance. You will work across the entire stack, focusing on creating intuitive frontends and robust backend APIs. This role is ideal for someone who thrives in a fast-paced startup env ...

Full Stack Engineer for AI Web Apps (React/Next.js)

An innovative AI solutions provider in Greater London seeks a skilled Full-Stack Engineer with at least 5 years of experience. The ideal candidate should be proficient in building modern web applications using React and Next.js, with backend development expertise in Python preferred. Responsibilities include des ...

Frontend Engineer — High Impact Security Web Apps

A leading technology firm is seeking engineers for a hands-on role in London, focusing on developing secure, modern web applications. You will work in a collaborative DevOps team, building responsive user interfaces and integrating backend APIs in cloud-native environments. Candidates should have a solid underst ...

Platform Engineer AI Driven Fintech Infra, Equity

A Series A fintech startup is seeking a Platform Engineer to design and maintain backend infrastructure. The ideal candidate will have 3-4 years of experience, strong skills in Go and TypeScript, and a focus on data integrity. You will work at the intersection of AI and fintech, taking ownership of core systems ...

Senior Frontend Engineer Alerting & Observability (Remote)

A leading open-source technology company is looking for a motivated individual to join their backend-focused team. This role involves working on alert management systems and requires experience with React, Typescript, and distributed systems. You will drive projects from ideation to operations and collaborate in ...

Kotlin Multiplatform Mobile Engineer – Equity & Impact

A leading reusable packaging provider in London seeks a Mobile Software Engineer to own the migration to Kotlin Multiplatform and impact waste reduction directly. The role involves developing a unified codebase for iOS and Android, collaborating on backend services, and maintaining client applications. The ideal ...

Senior AI Engineer, Global Treasury & Payments Platform

A global financial technology firm seeks a Senior Software Engineer to develop innovative AI-driven solutions that enhance customer support and automation. You will lead the architecture and implementation of AI solutions that drive internal efficiency and impact customer interactions. The role demands expertise ...

Senior Frontend Engineer Fintech Payments (React/Native)

P2P is seeking a Senior Frontend Engineer to build and own core product surfaces using React and React Native. This role involves designing scalable frontend architecture while collaborating closely with backend engineers. Ideal candidates have extensive experience in building applications in production, includi ...

Full Stack Engineer – Data Platform, TS/Node, High Ownership

Gravitas Recruitment Group (Global) Ltd is looking for a skilled TypeScript engineer in London to join a fast-growing, VC-backed data platform. The role involves building and enhancing core data systems and APIs, managing data pipelines, and mentoring team members. Ideal candidates have a strong backend backgrou ...

Senior AI Engineer Production AI for Enterprise (Equity)

Tech Talent Network, based in London, is seeking an exceptional software engineer to join their early-stage AI startup. You will build and ship production AI systems, work across backend and infrastructure, and have a significant impact on the startup's culture and standards. Ideal candidates will have over 5 ye ...

Staff & Principal Product Engineer — Build with Impact

Fifth Dimension is looking for a Software Engineer in Greater London to take ownership of product areas end-to-end, from design to delivery. You will collaborate across teams to build scalable solutions, lead projects involving backend APIs, and ensure a strong user experience. The ideal candidate has strong Pyt ...

Senior Revenue Engineer Hybrid Pricing Infra (London)

A leading mobility solutions provider is looking for a Senior Revenue Engineer to design and implement pricing infrastructure and systems. You will collaborate with various teams to ensure the reliability and scalability of pricing systems. The ideal candidate has over 5 years of backend engineering experience, ...

Systems Engineer, Real Time AI Infra & Data Pipelines

Jack & Jill, a seed-stage AI startup based in London, is seeking a Systems Engineer to own the backend infrastructure that powers intelligent AI agents. You will design and implement high-performance systems, working closely with founders in a collaborative environment. Ideal candidates will have a deep technica ...

Senior Technical Lead AI Platform

A leading healthtech company in the UK seeks a Technical Lead with over 8 years of backend engineering experience. This role involves leading the technical direction and architecture for AI-powered systems, guiding a distributed team, and integrating cutting-edge AI capabilities. The ideal candidate will have pr ...

Hybrid Full Stack Engineer – AI Platform + Equity (London)

SR2 REC LTD is looking for a Full Stack Software Engineer based in London to build innovative AI products. You will work in a hybrid environment with one day per week on-site, developing features across both backend and frontend. The ideal candidate has strong skills in Python and Vue.js, along with experience b ...

Engineering Manager, Real Time Social Listening (Remote)

Spotify is seeking a Team Lead for its engineering division, focusing on the Jam project, which aims to enhance social listening experiences. The role involves leading a cross-functional team to deliver features that enable real-time listening among users. Candidates should have experience in engineering team le ...

Engineering Lead, Business Expense Management

Wise is seeking a leader for their Business Expense Management team to direct technical roadmaps and drive the development of innovative expense management solutions. The ideal candidate will have a strong background in backend systems, a track record of leading engineering teams, and a deep understanding of fin ...

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