IT - Software Development jobs in the United Kingdom

Senior Software Engineer role in London to build fast, accessible, responsive web experiences using modern frontend tech. Shape customer journeys, evolve design systems and improve Core Web Vitals.

Senior DevOps Engineer role at Sphera in the UK, driving Azure cloud infrastructure, CI/CD pipelines, and automation with Terraform and ARM. Requires strong scripting skills, containerization experience, and expertise in building scalable, reliable SaaS solutions.

Join Mistral AI as a Forward Deployed ML Engineer in London. Deploy cutting-edge GenAI solutions, fine-tune LLMs, and drive real business impact with enterprise clients. Requires 2+ years AI/ML experience and strong Python skills.

Join our Bath team as a Firmware Engineer, developing embedded C software for industrial electric actuators. Requires STM32 experience, CAN/SPI/I2C knowledge, and full product lifecycle involvement.

Senior Software Engineer (L6) role in Manchester with hybrid working up to 4 days from home, paying £70k-£90k. Requires deep PHP/Laravel expertise, modern JS frameworks, strong AWS production experience and AI-native engineering skills.

Quantexa seeks a Senior Software Engineer in London with commercial Scala and functional programming experience. Design and deliver high-quality solutions to complex problems using big data tech like Spark. Join a diverse, innovative team.

AXS seeks a Database Engineer in London to build scalable cloud data platforms. Requires expertise in PostgreSQL, Oracle, SQL Server or Aurora, plus CI/CD and Terraform skills. Join a top-rated workplace and solve complex challenges.

Join PEXA as a Senior Platform Engineer (AWS) in the UK. Build and maintain AWS infrastructure, Kubernetes, and IaC automation while improving reliability of live services. Apply now!

Join Flipper as Developer Portal & Community Manager for Flipper One, an open ARM-based Linux computer. Maintain the wiki, write dev updates, moderate GitHub contributions, and engage the community. Remote, Russian and English required.

Join Gigaton as a Senior Software Engineer in London and build AI-driven systems cutting carbon emissions in heavy industry. Work with Python, Terraform and AWS to optimise industrial plants.

Full Stack Engineer role in London (4 days in-office) building end-to-end features with Java/Spring Boot, React and TypeScript. Work hands-on with AI coding tools and LLM integrations. Competitive salary, equity and benefits.

Join ElevenLabs as a Safety Engineer (Backend Leaning) in the UK. Build scalable moderation systems and abuse detection for AI agents using Python. 5+ years of backend engineering experience required.

Join ElevenLabs as a Developer Advocate in the UK and drive AI adoption through events, demos, and technical content. Requires full-stack engineering skills, AI tool experience, and a passion for community building.

Join ElevenLabs as a Full-Stack Engineer for ElevenCreative Enterprise in the UK. Work directly with enterprise clients, building bespoke integrations, APIs and SSO solutions end-to-end with minimal direction.

Join ElevenLabs in London as a Site Reliability Engineer to build resilient AI infrastructure at scale. Own incident response, define SLOs, and drive automation with Kubernetes and cloud expertise.

Senior Backend Product Engineer role in London with Java/Kotlin, Spring, Kafka and AI-first development. Build mission-critical services with real ownership and visible business impact at a fast-growing fintech.

Join Teya as a Data Scientist in London and build credit risk and pricing models using Python and SQL. You'll explore real-world data, monitor model performance, and grow within a collaborative team. Hybrid working with flexible hours and wellbeing support.

Staff Data Scientist role in London to own creative analytics, bidding signal optimization and causal inference. Requires Python, SQL, Spark and advanced modelling skills. Join Preply's unicorn team with equity, health insurance and learning budget.

Preply seeks a Senior ML Platform Engineer in London to build a durable agentic platform with secure tool layers, state management and observability. Requires 5+ years backend/ML infra, strong Python and hands-on GenAI agent experience.

Preply seeks a Senior ML Platform Engineer in London to build a GenAI platform with unified gateways, evaluation systems, and observability. Requires 5+ years in backend/ML infrastructure, strong Python, and hands-on Agentic AI expertise.