StackCX is seeking a Lead Software Engineer in Cambridge to own end‑to‑end features across the stack, from backend services to AI pipelines. You’ll collaborate with product, CI, and customer calls, adapting quickly as priorities shift....Read More>>.

Opencast | B Corp™ is looking for Senior Software Developers to join their team in Birmingham, England. The role emphasizes engineering craft and thoughtful problem-solving, where developers use agile methodologies and practices such as TDD....Read More>>.

CGI in Leeds is seeking a Senior Software Engineer to deliver resilient, scalable digital solutions for our clients. You will join a collaborative engineering community, apply modern practices, take ownership of features, and help shape secure, hi...Read More>>.

Roku is seeking a Senior Software Engineer to help architect core systems underpinning the user experience across devices.You will lead engineering efforts in C++, Python tooling, and graphics pipelines, delivering high-performance UI compo...Read More>>.

CommonAI CIC is seeking a Senior Software Engineer to help deploy, extend and optimise vLLM and related inference engines for our AI infrastructure projects. You will work across the Scaling Inference Lab and the High Assurance programme to drive...Read More>>.

RedTech Recruitment is seeking experienced Software Engineers (mid-level to senior) to work on cutting-edge AI research projects in Cambridge. You will join a world-class team, designing and developing software that tackles complex real-world chal...Read More>>.

Darktrace in Cambridge is seeking a Specialist Software Engineer to join our R&D teams, focusing on high-impact projects across a diverse set of tools and languages. You'll provide technical direction, advance our defense methodology, mentor teamm...Read More>>.

Autodesk seeks a Software Engineer in Birmingham (Hybrid) to join the Fusion team, delivering CAD/CAM desktop features with AI-assisted development. You will work in C++ on production-quality code and collaborate across Product Management, UX, and...Read More>>.

PLEASE APPLY THROUGH THIS LINK: https://job-boards.greenhouse.io/speechify/jobs/5615709004DO NOT APPLY BELOWThe mission of Speechify is to make sure that reading is never a barrier to learning.Over 50 million...Read More>>.

The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websit...Read More>>.

Jobtailor in the United Kingdom is seeking an experienced software engineer to write, test and maintain high-quality code in Django and Python. You will implement features aligned to engineering standards and participate in automated testing and d...Read More>>.

Ecm Selection is seeking a highly skilled numerical analyst to help develop engineering fluid flow simulation software. The role focuses on creating robust numerical methods for PDEs/ODEs and translating insights into high-quality code.Base...Read More>>.

Low Carbon Contracts Company is seeking a Mid-Level Software Engineer to join our delivery team, contributing to critical digital systems that support our mission to help the UK achieve Net Zero by 2050. Our platform underpins workflow automation,...Read More>>.

Arm is seeking a Senior Engineer for its Software (CE-SW) group to apply AI to software engineering workflows. You will work with cross‑functional teams across Cambridge or Manchester, delivering prototypes and production‑quality examples with...Read More>>.

Specific Skills and Experience RequiredWe’re looking for strong C++ software development experience, ideally gained while building machine learning inference engines, runtime systems, or backend inte...Read More>>.

Capital One (Europe) plc in Nottingham is seeking a Senior Software Development Engineer to own the Amazon Connect platform on AWS. You will lead by example, set engineering standards and mentor peers while delivering on a diverse set of technical...Read More>>.

AVEVA is building scalable AWS SaaS services in the Cloud UE team. The Software Engineer will design, develop, and operate services for AVEVA's Unified Engineering SaaS platform on AWS, with a focus on serverless APIs, identity flows, and Windows-...Read More>>.

Advanced Resource Managers Ltd in Gloucester is seeking a Lead Software Engineer to drive secure, scalable software solutions across Defence, Cyber and Intelligence programmes. You will lead the design and development of critical national infrastr...Read More>>.

Permanent & Fixed Term Contract OpportunitiesWe are recruiting for both permanent and fixed-term opportunities across a variety of projects. These range from long-term performance-focused software platforms through to business transfor...Read More>>.

Aurora Energy Research Limited seeks a Senior Software Engineer to join their AI team in Oxford, UK. You will manage a team, build systems where LLMs autonomously navigate data, and impact energy grid decarbonisation decisions. The role requires o...Read More>>.

Jumpmind is seeking a Senior Software Engineer in the UK to join its growing information technology company and commerce platform. Work on Java/Spring/Angular with SQL in a microservices context, delivering robust features and performance.Y...Read More>>.

Are you ready to shape the future of regulatory technology at JPMorganChase? Here, you’ll help drive innovation and operational excellence in one of the firm’s most critical business functions. You’ll collaborate with talented engineers,...Read More>>.

MHR Senior Software Engineer role in Nottingham hybrid: you'll design and deliver scalable cloud-based HR and payroll solutions on Microsoft Azure, shaping architectural direction and mentoring engineers while collaborating with Product Managers,...Read More>>.

Global software and engineering technology company is looking to expand its software engineering team in Cambridge. You will be working on a range of new development projects for a significant public facing web/cloud platform that is used exten...Read More>>.

Carbon 60 is seeking a C# Software Engineer for a 12-month contract in Bristol. The role focuses on developing high‑performance simulation components using C# and C++, with exposure to C++ and integration into broader engineering systems....Read More>>.

Sentric, headquartered in Liverpool, is seeking a talented Software Engineer to join our product engineering team. You will design, develop, and deploy solutions that impact artists and the music industry, using a modern stack including C#, TypeSc...Read More>>.

Lockheed Martin Gloucester is seeking Senior Software Engineers to contribute to Defence, Cyber and Intelligence programmes. You’ll help build and secure software systems safeguarding digital infrastructure across the UK.This senior role...Read More>>.

Opus Recruitment Solutions Ltd. is seeking freelance Software Engineers (SC Cleared) for a UK Government digital transformation programme. You will join a newly formed team delivering secure tax information exchanges, focusing on AWS-based develop...Read More>>.

MHR is seeking a Principal Software Engineer to define strategy, influence architecture, and guide delivery in a modern SaaS environment. You will work across the organization to shape scalable systems using .NET and Azure, applying cloud-native d...Read More>>.

J.P. Morgan is seeking a Lead Software Engineer to join the Atlas On Premise and Next Generation Infrastructure team in the UK.You will deliver a first-class private cloud offering, enabling multiple hypervisor platforms and ensuring a cons...Read More>>.

CreateFuture in Edinburgh, Leeds, Manchester, London or remote locations seeks a Senior Software Engineer to build scalable Java, Node.js and AWS backends. You will shape architecture, mentor engineers, and drive AI/automation initiatives across c...Read More>>.

Coder is building the next generation of AI development infrastructure. As a Senior Software Engineer on Coder’s Engineering team, you’ll develop and evolve production systems powering our agentic development experiences.You’ll work a...Read More>>.

Roku is seeking a Senior Software Engineer to join the Embedded Software Automation and Tools team to build full stack applications and services that support end-to-end automation and test infrastructure.You will design and deliver full sta...Read More>>.

MHR International UK Limited in the United Kingdom is seeking a skilled Java professional to design, develop and maintain enterprise-scale SaaS apps powered by Jakarta EE/J2EE, with modern front‑end work in Angular and TypeScript.You will...Read More>>.

Opencast is seeking software developers who value craft over speed and relish problem-solving. You’ll work in a collaborative, client-facing consultancy, using Java or Scala, practicing TDD and pair programming, and delivering government-facing...Read More>>.

Accenture is seeking AI Native Software Engineers to join the AI Engineering team in London & Birmingham, working across Agentic and Applied AI. We hire across levels, so scope and ownership depend on your background and depth.You will desi...Read More>>.

Mitsubishi Electric Iconics Digital Solutions, Inc. seeks a Senior Software Engineer, Team Leader, to guide a cross‑functional team in Dudley, delivering production‑grade software across frontend, backend, and cloud infrastructure.You w...Read More>>.

RoBAT Ltd., a Mycronic subsidiary based in Macclesfield, is seeking a Lead Software Engineer to craft the software backbone for advanced Automated Test Equipment used in PCB testing. You will bridge software and hardware, coordinate real-time moti...Read More>>.

Thermoteknix Systems Ltd, based in Cambridge, develops AR and infrared imaging solutions for defence, security, and industry. You will contribute to the AR product portfolio, designing features, fixing bugs, and diagnosing issues in deployed units...Read More>>.

Thermoteknix Systems Ltd, based in Cambridge, UK, is seeking an experienced Embedded Software Engineer to help advance our AR and infrared product portfolio. You will design and implement new features, fix bugs, and diagnose issues in deployed uni...Read More>>.

OverviewC / Python Software Engineer | High-Performance Systems | PermanentLocation: Cambridge (Hybrid) • Type: Full-time, Permanent • Salary: Competitive (dependent on experience)What you’ll be doingD...Read More>>.

LSEG is seeking a Software Engineer for its Real-Time Engineering team to work on a global low-latency market data platform. You will build APIs, telemetry pipelines and synthetic monitoring services to show how reliably market data reaches custom...Read More>>.

Groupe SII in the United Kingdom seeks a Software Engineer for Autonomy to support the development, deployment and evolution of software, data and AI capabilities across complex defence programmes.You will work with software engineers, arch...Read More>>.

Line Up Aviation represents a global aviation and defence client recruiting an Embedded Software Engineer for a 6-month contract based in Portsmouth. The role offers pay up to £60/hour via Umbrella (DOE) with an in-scope IR35 status.You wi...Read More>>.

SII UK is seeking a Software Engineer for Autonomy to advance software, data and AI across defence and technology environments. You will develop secure software, build CI/CD pipelines and integrate APIs within multidisciplinary teams to enable aut...Read More>>.

Raytheon UK invites applications for a Senior Software Engineer to join our Manchester or Gloucester teams. You will design and build software across cross-functional programs, delivering and deploying critical systems in a secure environment....Read More>>.

Sierra Nevada Corporation Mission Systems UK in St Athan is seeking a Senior Software Engineer (AI/ML) to contribute to advanced software solutions for UK defence and aerospace programmes. You will work with systems engineers and data specialists...Read More>>.

The Ellison Institute Of Technology (EIT) is seeking a Senior Software Engineer to join the SciComp team in the UK. You will design and build robust services powering scientific applications, integrating ML inference servers, hardware interfaces,...Read More>>.

DWP Digital in Newcastle is seeking a Java Software Engineer to build secure, scalable digital services used by millions of people across the UK. You will work in agile teams, designing and maintaining software products that improve public service...Read More>>.

Business Systems Software Engineer Neat's Business Systems team owns the infrastructure behind how the company sells, bills, and supports its customers — Salesforce, NetSuite, and the integrations that connect them — support...Read More>>.