20 full stack ai engineer jobs found

Senior Full-Stack Engineer (AI, Data, Manufacturing) — Contract to Perm Fully Remote (UK) · Outside IR35 · Long-term role About Us We're a UK consultancy with 10 years of experience building software for manufacturers. We turn fragmented systems, reports and data into AI-ready context that helps businesses make better decisions. We do this through bespoke client work and through ViewOps , the AI platform we're building from a decade of operational know-how. We're a small, hungry team hiring our next core engineer. The role starts as a contract and is intended to convert to permanent, with long-term upside as we grow the team that takes ViewOps to the next level. What makes this different If you prefer practical engineering over corporate process, this role will suit you well. We build systems that solve genuine operational problems, and the work has immediate impact across live manufacturing environments. Fully remote, minimal admin, minimal meetings. We...

Full Stack Engineer (LLM/AI) £450 per day | Outside IR35 | 3-6 Month Contract | Hybrid (London) - 2 days onsite | ASAP Start Our trusted EdTech partner, supporting over 600 million users across 100 countries, is looking for an experienced Full Stack Engineer to help deliver the next generation of AI-powered language learning and assessment products. You'll be a hands-on engineer with strong Python, React, JavaScript/TypeScript and AWS experience, developing scalable cloud-native applications and integrating AI capabilities into production systems. Recent experience developing Chat or Messaging applications within the Education or Learning sector is essential. Key Responsibilities: Develop and maintain scalable full-stack applications using Python, React and AWS. Contribute to technical architecture, solution design and engineering best practice. Build high-quality, secure and performant software through short delivery iterations. Collaborate with Product, Design, QA and...

Full Stack Engineer (LLM/AI) £450 per day | Outside IR35 | 3-6 Month Contract | Hybrid (London) - 2 days onsite | ASAP Start Our trusted EdTech partner, supporting over 600 million users across 100 countries, is looking for an experienced Full Stack Engineer to help deliver the next generation of AI-powered language learning and assessment products. You'll be a hands-on engineer with strong Python, React, JavaScript/TypeScript and AWS experience, developing scalable cloud-native applications and integrating AI capabilities into production systems. Recent experience developing Chat or Messaging applications within the Education or Learning sector is essential. Key Responsibilities: Develop and maintain scalable full-stack applications using Python, React and AWS. Contribute to technical architecture, solution design and engineering best practice. Build high-quality, secure and performant software through short delivery iterations. Collaborate with Product, Design, QA...

Full Stack Engineer (LLM/AI) £450 per day | Outside IR35 | 3-6 Month Contract | Hybrid (London) - 2 days onsite | ASAP Start Our trusted EdTech partner, supporting over 600 million users across 100 countries, is looking for an experienced Full Stack Engineer to help deliver the next generation of AI-powered language learning and assessment products. You 'll be a hands-on engineer with strong Python, React, JavaScript/TypeScript and AWS experience, developing scalable cloud-native applications and integrating AI capabilities into production systems. Recent experience developing Chat or Messaging applications within the Education or Learning sector is essential. Key Responsibilities: Develop and maintain scalable full-stack applications using Python, React and AWS. Contribute to technical architecture, solution design and engineering best practice. Build high-quality, secure and performant software through short delivery iterations. Collaborate...

Robert Half has partnered with a market-leading Financial Services organisation to recruit a Full Stack Engineer for an initial 6 months. This is a hybrid role based in Central London, requiring three days per week in the office. The successful candidate will play a key role in delivering a business-critical application, working with modern technologies including Azure, React, Node.js and SQL while collaborating closely with both technical teams and business stakeholders. Key Responsibilities: Lead the development of an established Corporate Governance platform from prototype through to production. Design, develop and maintain scalable full-stack applications using Azure, React, Node.js and TypeScript. Build, optimise and maintain SQL Server and Azure SQL databases, ensuring performance, security and data integrity. Develop responsive Front End applications using React and TypeScript. Build and maintain Back End services using Node.js. Deploy and support applications...

DV Cleared Full Stack Engineer London | 12-Month Contract | Outside IR35 | 4 Days Onsite | Upto £600 PD A leading defence programme is looking for experienced Full Stack Engineers with active DV Clearance to support the development of advanced AI capabilities in a secure, mission-critical environment. You'll be joining an established engineering team, working across the full software lifecycle to build, enhance and integrate secure applications using modern technologies. You'll ideally have experience with: Python or Java React MongoDB AI/Machine Learning Kubernetes VMware AWS or Azure To be considered, you'll need: Active UK DV Clearance Availability to work onsite in London four days per week This is a fantastic opportunity to join a long-term programme at the forefront of defence technology, working on projects that have real-world impact.

Full Stack Engineer - Node, Python, React.js, Azure - Outside IR35, Remote Up to £450 p/day, Outside IR35 We're working on behalf of a well-established consultancy to find a Fullstack Engineer for a new build: an internal Insight Marketplace platform designed to let teams discover, access, and share data-driven insights across a large organisation. This is a hands-on, end-to-end role. You'll be building both the Front End and Back End of a genuinely new platform, working closely with data, product, and design teams to turn requirements into shipped features. What you'll be doing Designing and developing Front End and Back End components of the platform. Building scalable APIs and integrating with internal data sources and services. Ensuring the platform holds up on performance, security, and reliability. Contributing to CI/CD pipelines and wider DevOps practice. Writing clean, well-tested code across the stack. What we're looking for Strong experience with...

We are working with a company in the RevOps space, who are looking for a product focused Founding Full-Stack Engineer to join their team. Key Skills: Full-stack engineering - Strong expertise in software architecture, systems design, and data structures, with the ability to work across multiple programming languages and frameworks rather than being tied to one stack. (Java & React is the typical stack) Salesforce & modern product technology - Experience with Salesforce, Apex, Lightning Web Components (LWC) and API Integration experience from CRM platforms such as Hubspot or Marketo. AI-accelerated development - Proficiency with modern AI coding tools such as GitHub Copilot, Cursor, and Claude, using them to rapidly build prototypes while maintaining robust architecture and engineering quality. Contract Details: This position will be paying up to £500 p/day (Outside IR35) Fully remote Initial contract going up until April 1st 2027

Lead Full Stack Engineer (Contract) - Outside IR35 Location: Leeds (2 days on site) Contract type: Outside IR35 Duration: Initial 3 month contract (Chance to extend) Rate: Competitive, dependent on experience About the Business Our client is a fast-growing B2B SaaS business developing innovative software that helps organisations manage complex procurement and supplier relationships. Their platform streamlines workflows, improves collaboration, and provides end-to-end contract management with robust audit and compliance capabilities. The business has partnered with a specialist technology consultancy to accelerate product development and is now looking to bring in an experienced full-stack contractor to work alongside this delivery team. The Role We're looking for a Full Stack Engineer who can operate at lead level within a small, high-velocity delivery team. This is a hands-on technical role, you'll be writing and reviewing code day-to-day, you'll also be...

Lead Full Stack Engineer (Contract) - Outside IR35 Location: Leeds (2 days on site) Contract type: Outside IR35 Duration: Initial 3 month contract (Chance to extend) Rate: Competitive, dependent on experience About the Business Our client is a fast-growing B2B SaaS business developing innovative software that helps organisations manage complex procurement and supplier relationships. Their platform streamlines workflows, improves collaboration, and provides end-to-end contract management with robust audit and compliance capabilities. The business has partnered with a specialist technology consultancy to accelerate product development and is now looking to bring in an experienced full-stack contractor to work alongside this delivery team. The Role We're looking for a Full Stack Engineer who can operate at lead level within a small, high-velocity delivery team. This is a hands-on technical role, you'll be writing and reviewing code day-to-day, you'll also be...

🚀 Senior Front-End Engineer – Investment Banking | Contract Upto £800 p/d (Outside IR35) | London / Hybrid (1 Day/Week in Office) We are partnering with a global investment bank to hire a Senior Front-End Engineer to join a flagship team delivering a next-generation, single-page application (SPA) platform for high-performance derivatives trading. This is a high-profile role on a mission-critical, front-office system with exceptional technical standards. You’ll work at the cutting edge of financial technology, contributing to a modern, reactive web platform used across trading desks. This is not your typical enterprise UI – it’s fast, data-intensive, and built to scale with real-time demands in a trading environment. 💼 The Opportunity Collaborate with elite engineers on a SPA used across the investment bank for derivatives trading. Build elegant, high-performance UIs with real-time data updates and functional programming paradigms. Shape a front-end...

🚨 Active DV Cleared Full Stack Engineers 🚨 I'm working with a leading UK defence client on a major AI programme and am looking to speak with experienced DV Cleared Full Stack Engineers for a long-term contract opportunity. The Role 12-month contract Outside IR35 £500–£600 per day London (4 days onsite) You'll be joining a multidisciplinary engineering team delivering secure, mission-critical software on one of the UK's most exciting defence programmes. We're keen to hear from engineers with experience in areas such as: Python Java React MongoDB AI / Machine Learning Kubernetes VMware AWS or Azure Essential: Active UK DV Clearance Happy to work onsite in London four days per week If you're looking for your next contract within the defence sector, I'd be happy to tell you more.

Rapidly-growing AI-native and digital consultancy urgently seek a Senior Java Engineer on an OUTSIDE IR35 fully remote contract. You will join a talented client-facing engineering team tasked with delivering a digital transformation project to a renowned iGaming and Sports Betting client . Contract details: Role title: Senior Java Engineer. End client: iGaming and Sports Betting organisation. Working pattern: Fully remote. Determination: OUTSIDE IR35. Start date: Ideally immediate but by no later than Monday 24th August 2026 . Duration: 3 months to start, with extension highly likely. Day rate: £450 per day outside IR35. Technical Brief: Tech Stack: Modern Java 8+ as well as Spring Boot, REST APIs, Microservices, AWS, Docker and Kafka. Working as part of a cross-functional scrum team and contributing your expertise to drive the overall success of a project. Being an advocate for engineering best practices across your project...

Full Stack Developer (Outside IR35) Contract Length: 6 Months Location: London (Remote) Hours: 40 Hours per Week Start Date: ASAP Overview Our client, a leading organisation within the insurance sector, is seeking an experienced Full Stack Frontend Developer to support the delivery of modern digital platforms and customer-facing applications. This role will focus on building intuitive, scalable, and high-performance user interfaces that support key insurance services, including customer portals, policy management, underwriting workflows, and claims-related journeys. Working within a cross-functional product team, you'll collaborate closely with backend engineers, architects, UX designers, and business stakeholders to deliver secure, data-driven solutions in a highly regulated environment. Tech Stack Frontend React TypeScript JavaScript (ES6+) HTML5 CSS3 Backend Exposure Node.js REST APIs GraphQL Nice to Have Next.js AI integrations...

Full Stack Developer (Outside IR35) Contract Length: 6 Months Location: London (Remote) Hours: 40 Hours per Week Start Date: ASAP Overview Our client, a leading organisation within the insurance sector, is seeking an experienced Full Stack Frontend Developer to support the delivery of modern digital platforms and customer-facing applications. This role will focus on building intuitive, scalable, and high-performance user interfaces that support key insurance services, including customer portals, policy management, underwriting workflows, and claims-related journeys. Working within a cross-functional product team, you'll collaborate closely with backend engineers, architects, UX designers, and business stakeholders to deliver secure, data-driven solutions in a highly regulated environment. Tech Stack Frontend React TypeScript JavaScript (ES6+) HTML5 CSS3 Backend Exposure Node.js REST APIs GraphQL Nice to Have Next.js AI integrations (OpenAI, Azure AI, or similar) Essential...

Portal Full-Stack Developer Location: Remote (UK), Contract Role Rate: Up to £650/day (Outside IR35) Contract: 6 months + Likely Extensions Working Pattern: Fully Remote (UK) Please Note: Applicants must have the right to work in the UK. Sponsorship is not available for this role. The Role We are looking for an experienced Portal Full-Stack Developer to deliver enterprise-grade AI platform solutions across Front End, Back End, security, and integrations. This role focuses on building scalable, production-ready applications that support multiple AI services while following enterprise architecture and governance standards. Key Responsibilities Design, develop, test, and deploy production-grade applications. Build secure, scalable, and maintainable full-stack solutions. Implement CI/CD pipelines, automated testing, and monitoring. Develop reusable components supporting multiple AI applications. Collaborate with architects, product...

Role: Programme Test Lead Rate: £500 p/d Outside IR35 Location: Fully remote Duration: 2 months We are seeking an experienced Programme Test Lead to oversee testing activities across a complex portfolio of technology initiatives. You will be responsible for defining and delivering programme-level test strategies, managing testing risks, coordinating multiple delivery teams, and ensuring high-quality releases across the software delivery lifecycle. Working closely with technology, product, and business stakeholders, you will play a critical role in ensuring delivery excellence and business confidence. Key Responsibilitie sDefine and implement the overall testing strategy, standards, and best practices .Lead, mentor, and develop a team of QA Engineers and Test Leads .Oversee test planning, estimation, execution, and reporting across multiple projects .Ensure appropriate test coverage through functional, regression, integration, performance, and automation...

Go (Golang) Backend Developer Outside IR35 Remote We're kicking off several exciting new projects next week and are keen to speak with developers who have genuine commercial Go (Golang) experience and are looking for their next contract now or over the next coming weeks. We're looking for backend engineers who enjoy building scalable services, solving complex technical challenges and working with modern development practices. What we're looking for: Strong commercial experience with Go (Golang) (essential) Backend engineering and microservices RESTful API development and integration Experience building cloud-native or distributed systems Comfortable contributing across the stack where required Experience using AI-assisted development tools (Copilot, Cursor, ChatGPT, Claude etc.) Nice to have: React experience Kubernetes, Docker or cloud platform experience (AWS, Azure or GCP) Consultancy or client-facing project experience Experience...

Go (Golang) Backend Developer | Outside IR35 | Remote We're kicking off several exciting new projects next week and are keen to speak with developers who have genuine commercial Go (Golang) experience and are looking for their next contract now or over the next coming weeks. We're looking for Back End engineers who enjoy building scalable services, solving complex technical challenges and working with modern development practices. What we're looking for: Strong commercial experience with Go (Golang) (essential) Backend engineering and microservices RESTful API development and integration Experience building cloud-native or distributed systems Comfortable contributing across the stack where required Experience using AI-assisted development tools (Copilot, Cursor, ChatGPT, Claude etc.) Nice to have: React experience Kubernetes, Docker or cloud platform experience (AWS, Azure or GCP) Consultancy or client-facing project experience Experience delivering...

Senior Full Stack Developer AI-Assisted Development Outside IR35 Contract / Central London Avanti Recruitment is working with a growing technology business looking for a Senior Full Stack Developer to help build a suite of modern web applications that are central to its future technology strategy. You 'll be working across React, TypeScript and Node.js, taking ownership of features from concept through to production in a fast-paced, collaborative engineering team. We 're looking for engineers who already use AI coding tools such as Claude Code, Cursor, GitHub Copilot or Codex as part of their everyday development workflow. This isn 't an AI engineering role, it 's about using AI to build great software more effectively. Requirements: Strong commercial experience with React, TypeScript and Node.js Experience building modern web applications or SaaS products Product-focused mindset with strong problem-solving skills Comfortable using...