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Software Engineer United Kingdom Jobs

458 Job Offers

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Graduate Software Engineer, Analysis Tools 2027
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Join Graphcore as a Graduate Software Engineer in Bristol, building analysis tools with Rust and TypeScript. Enjoy £45k salary, flexible working, phantom equity and a September 2027 start.
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Graphcore
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Software Engineer, Networking
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Fluidstack seeks a Software Engineer in London to build tooling that automates network diagnostics and incident response across AI data centers. Requires systems thinking, AI tooling fluency, and on-call ownership. Competitive salary, equity, and health benefits.
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Fluidstack
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Member of Technical Staff (Software Engineer, Fraud Prevention)
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Join Perplexity's fraud prevention team in London as a Software Engineer building real-time decisioning systems. Requires 5+ years of backend experience with Rust, Go, or C++, plus Kubernetes and Terraform skills.
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Perplexity
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Software Engineer, Agent (New Grad 2027)
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Join Sierra as a New Grad Software Engineer in London building production-grade AI agents for major brands. Own the full agent lifecycle, solve real customer problems, and enjoy unlimited PTO and great benefits.
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Sierra
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Lead Software Engineer
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Lead Software Engineer role in London with a fast-growing Cloud scale-up backed by record Series A funding. Build distributed systems from 0-1 using Golang, Rust, Java or C/C++, with Kubernetes and cloud-native tech. Bonus and stock offered.
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110000.00 - 130000.00 GBP / Year
Burns Sheehan
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Forward Deployed Engineer - Software
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Join CHAOS Industries as a Forward Deployed Engineer in London. Deploy cutting-edge defense software, integrate sensor data, and build AI solutions. Requires Python/TypeScript skills and up to 25% travel.
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CHAOS Industries
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Sr. Software Engineer - AI/ML - AI Platform
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Senior AI Engineer role in London to build and scale AI-native products on Addepar's AI Platform. Requires strong Python, Golang, gRPC, AWS and Kubernetes backend experience plus proven LLM and agentic systems delivery.
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Addepar
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Software Engineer (Java)
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Join ARQ as a Java Backend Engineer in London, building scalable microservices and REST APIs with Spring Boot and Postgres. Shape fintech innovation with stock options and a world-class team.
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ARQ
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Senior Software Engineer | Platform
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ARQ seeks a hands-on Senior Software Engineer for its Platform team in London. Build secure, highly-available infrastructure using Kubernetes, IaC, and typed languages like TypeScript or Go. Competitive salary, stock options, hybrid work.
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ARQ
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Senior Software Engineer (Java)
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Senior Java Backend Engineer role in London at ARQ, a fast-growing fintech. Build scalable microservices with Java 25, Spring Boot and Postgres. Requires strong Java skills and complex product experience. Competitive salary, stock options, hybrid office.
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ARQ
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Senior/Staff Software Engineer - AI
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Flow Engineering seeks a Senior/Staff Software Engineer in London to build AI-powered requirements tools. Requires 5+ years in production software, LLM expertise, and full-stack skills. Join a fast-paced, AI-native team.
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Flow Engineering
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Senior Embedded Software Engineer
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Senior Embedded Software Engineer role in London to own DX-1 platform firmware end to end. Requires strong C on bare metal, C/C++ on Linux, RTOS or kernel/driver depth, and hardware bring-up skills.
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OLIX
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Architect/Staff Embedded Software Engineer
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OLIX seeks an Architect/Staff Embedded Software Engineer in London to lead platform firmware for its DX-1 decode accelerator. Requires bare-metal/RTOS and embedded Linux BSP depth, silicon bring-up experience, and OpenBMC knowledge.
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OLIX
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Sr. Software Engineer - Portfolio Data Workflows
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Backend Software Engineer role in Edinburgh focused on building and scaling API services for financial data. Requires Java or similar OOP experience, AI knowledge, and agile teamwork. Hybrid financial data platform with European expansion.
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Addepar
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Software Engineer, New Grad - Query Engines
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Palantir seeks a New Grad Software Engineer in London to build data processing infrastructure for Foundry. Requires strong CS fundamentals, proficiency in Java, Rust, C++, or Scala, and interest in query engines.
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Palantir Technologies
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Software Engineer, Internship - Query Engines
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Join Palantir's London team as a Software Engineer Intern on Query Engines, working on data processing infrastructure for Foundry. Requires strong CS fundamentals, Java/Rust/Scala/C++ skills, and a 2028 graduation plan.
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Palantir Technologies
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Embedded Software Engineer
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ALTEN seeks an Embedded Software Engineer in Loughborough to develop control system software in C, work with Simulink models, and support bench testing. Mid-level role with hybrid flexibility and strong benefits.
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alten
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Software Engineer
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Join TBA as a Software Engineer in Doncaster and build a market-leading Terminal Operating System used by ports worldwide. Work with C#/.NET, Vue JS, TypeScript and SQL Server in a SCRUM team, with travel opportunities.
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Konecranes
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Senior Software Engineer
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Senior Software Engineer role in Manchester (hybrid) at AJ Bell. Build scalable C#/.NET Core services and APIs with MongoDB, SQL, and modern frontend tech. Shape critical investment platform systems with strong CI/CD and TDD practices.
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United Kingdom, Manchester / Hybrid
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AJ Bell
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Software Integration and Verification Engineer
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ALTEN seeks a Software Integration & Verification Engineer in Manchester. Requires 5+ years' experience with Linux, Bash scripting, Docker and embedded systems. SC clearance eligibility needed. Apply now!
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alten
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About the Software Engineer role

Explore the dynamic and in-demand world of software engineering jobs, where professionals design, build, and maintain the digital infrastructure that powers modern life. Software engineers, often synonymous with developers, are the creative problem-solvers and architects behind websites, mobile apps, operating systems, and complex enterprise systems. This career path blends analytical thinking with creative design to translate user needs and business goals into functional, efficient, and scalable software solutions.

The core responsibility of a software engineer is the full software development lifecycle. This typically begins with analyzing requirements and collaborating with product managers, designers, and other stakeholders. Engineers then design system architecture, write clean and maintainable code, and rigorously test their creations to ensure reliability and performance. A significant part of the role involves debugging issues, optimizing existing systems, and deploying updates. Many engineers also participate in code reviews to maintain quality standards and contribute to technical documentation. In today's agile environments, they often work in iterative cycles, continuously integrating and delivering new features.

Software engineering jobs can be specialized, but common areas include front-end (client-side), back-end (server-side), and full-stack development. Front-end engineers focus on user interfaces and experiences using technologies like HTML, CSS, and JavaScript frameworks. Back-end engineers build the server logic, databases, and application programming interfaces (APIs) that power functionality behind the scenes. Full-stack engineers possess skills across both domains. Other specializations include DevOps, security, data engineering, and cloud-native development.

Typical skills and requirements for these roles are both technical and soft-skills based. Fundamentally, proficiency in one or more programming languages such as Python, Java, JavaScript, C#, or Go is essential. Understanding data structures, algorithms, and system design principles is crucial. Experience with frameworks, databases (SQL and NoSQL), and version control systems like Git is commonly expected. As software is increasingly built for the cloud, familiarity with services from providers like AWS, Azure, or GCP is a valuable asset. Equally important are strong problem-solving abilities, attention to detail, and effective communication skills for teamwork. While many positions require a degree in computer science or a related field, a proven portfolio and relevant experience are also highly valued pathways into software engineering jobs.

The profession offers immense variety, with opportunities to build everything from life-saving health applications and financial platforms to immersive games and cutting-edge AI tools. It is a career characterized by continuous learning, collaboration, and the tangible impact of creating products used by millions. For those with a logical mind and a passion for building, software engineering jobs present a rewarding and future-proof career path with endless possibilities for innovation and growth.