258,452+ Software Engineer Python Developer Jobs in UK — Top Companies Hiring July 2026

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London based AI Software Engineer Sustainability Platform

Open CEDA is seeking a software engineer specializing in AI to join their sustainability AI reporting team. The role involves building an AI tool for sustainability reporting and requires collaborating with product and engineering teams. Candidates should have over 2 years in AI-powered product develop ...

Senior Embedded Software Engineer Flexible Hours & Impact

BitBox Limited in Basingstoke is seeking skilled embedded software engineers to develop innovative IoT solutions. Enjoy a market-leading salary, flexible hours, and a friendly work culture that values professional development and employee wellbeing. If you have over 3 years of experience in embedded so ...

Senior Embedded Crypto Software Engineer (Post Quantum)

NXP Semiconductors in Glasgow is seeking a security engineer to join their Competence Center in Crypto & Security. In this role, you'll specify and implement state-of-the-art cryptographic algorithms and ensure seamless integration of software solutions into final products. The ideal candidate will hav ...

Founding Software Engineer | Cybersecurity Start up | London

Founding Software Engineer | Cybersecurity Start-up | London Help build the future of cybersecurity from day one. Founding Software Engineer required for an early-stage start-up on a mission to transform how organisations secure their data and infrastructure. Built by a founding team with ...

Remote Real Time Safety Critical Software Engineer

Leidos, Inc. is seeking a Software Engineer to join their Air Traffic Management programmes in Whiteley. This role involves working primarily from home while contributing to safety-critical Air Traffic Control systems. The Software Engineer will work through the full software lifecycle and will support design ...

Full Stack Software Engineer React/.NET & Cloud

Marex, a global financial services platform based in Belfast, is seeking a Full-stack Software Engineer. In this role, you will leverage your expertise in front-end and back-end development, particularly with React and C# .NET, to create secure and responsive web applications that support trading technologies ...

Software Engineer (C with DO 178 experience)

Overview Expleo is a trusted partner for end-to-end, integrated engineering, quality services and management consulting for digital transformation. We help businesses harness unrelenting technological change to successfully deliver innovations that will help them gain a competitive advantage and i ...

Hybrid Java Software Engineer Spring Boot & Microservices

Michael Page seeks a Java Software Engineer to join their team in London, offering a salary of £50,000 to £60,000 per year. This hybrid role involves designing and maintaining software applications, and working closely with cross-functional teams to implement efficient solutions. The ideal candidate wi ...

Principal Software Engineer SC Eligible | Lead Architect

Appvia Ltd. is seeking a Principal Software Engineer with UK Security Clearance eligibility to lead software engineering efforts. This role involves hands-on technical leadership, shaping architecture, and mentoring engineers. The ideal candidate possesses strong experience in Domain Driven Design, microservice ...

Java Software Engineer – Real Time Systems & Growth

Innovate Recruitment Ltd in Basingstoke is seeking a dynamic Java Software Developer to join a growing company. The role involves developing complex real-time systems in JAVA within a supportive team environment that values your success. The ideal candidate will have at least 2 years of current JAVA de ...

Software Engineer Front End in Leeds Pharmacy2U

Software Engineer – Front End Location: Leeds, United Kingdom Posted 12 months ago Job Description Work in a team of 5–10 Front‑End Developers to develop a new and improved single‑platform solution through a React.js front‑end utilizing Next.js and .NET microservice API ...

Java Software Engineer — Hybrid, Full‑Stack Delivery

jobr.pro in Leeds is offering an exciting opportunity for an experienced software developer. This role supports the full life cycle of software development, including hands-on coding with technologies like Java, .Net, and C #. The ideal candidate will have a degree in a related field and 2+ years of industry ...

Software Engineer – EV Tests & Industrial Apps (Travel)

Blue Arrow - Swansea is urgently recruiting for a Software Engineer to join their Automotive Manufacturing team in Llanelli. This permanent position offers a salary of up to £40,000 per year for 37 hours a week, with some travel expected to UK sites and Germany. The role involves creating documents and ...

Real Time Flight Software Engineer for Spacecraft

iO Associates in Reading is offering an exciting opportunity for a Flight Software Engineer. In this role, you'll develop critical onboard software for next-generation satellites, directly influencing their safety and performance in low Earth orbit. You will collaborate with multidisciplinary teams and manage ...

Controls Software Engineer — Precision CNC & Vision Systems

LOXHAM PRECISION LIMITED, based in Cranfield, is seeking early-stage controls/software engineers or HNC/D level engineers. You will work on developing safe, reliable motion control solutions and innovative vision systems for ultra-precision CNC machine tools. Ideal candidates are recent graduates with ...

Senior Software Engineer – Event Driven Messaging (AWS)

Zipabout is seeking a mid-senior level software engineer to join their dynamic team in Royal Leamington Spa. You will work on AWS-based messaging platforms, enhancing services critical to millions of bus and rail passengers. With a strong focus on event-driven processes and scalability, the ideal candi ...

Lead Embedded Software Engineer – Real Time Systems

Rolls-Royce plc in Heybridge is seeking a Principal Software Engineer to be part of the Software Systems Capability function, focused on specifying, designing, validating, and testing software components. This role is pivotal for ensuring quality and timely delivery of software. The ideal candidate sho ...

Senior Software Test Engineer – Fixed Income Automation

Citi is seeking a Software Test Engineer for the Global Fixed Income Trade Processing (FiTP) Team in Belfast. This role involves automation testing, developing test plans, and ensuring quality for critical applications. The ideal candidate will have hands-on experience in Selenium or Cypress, strong Ja ...

C# .NET Software Engineer – Industrial Automation & Travel

Stem Staffing is seeking a Software Engineer in Runcorn, UK, to join their engineering team. The ideal candidate will work on software design, implementation, commissioning, and testing for hardware applications used by various large clients. Key responsibilities include working within a multi-discipli ...

Senior Software Engineer Cloud, Microservices & Secure APIs

Nice seeks a skilled developer in Southampton to design and implement UI, server, and interface components using C#. The role requires experience in ASP.NET web applications and collaboration within multidisciplinary teams. The ideal candidate will have solid knowledge of security practices, RESTful AP ...

Senior Software Engineer Mission Critical DevSecOps & AI

Raytheon is seeking a Senior Software Engineer to join their team based in either Manchester or Gloucester. The successful candidate will work in a cross-functional team on critical software projects that support the defence and intelligence sectors. The role requires a strong background in software en ...

Senior Software Engineer: SaaS Cloud Migration Lead

Totalmobile Ltd is seeking a software developer with a strong background in VB.NET and C#. The role is based in Birmingham and involves developing and maintaining a codebase, supporting legacy system migrations, and collaborating with teams across Product, QA, and DevOps. The ideal candidate will have ...

Senior Software Engineer SC Clearance Eligible (UK)

Thales is seeking a Senior Software Engineer in Glasgow, UK, to design and implement high-quality software solutions. You will focus on scalability, security best practices, and agile methodologies while collaborating with developers and UX teams. The ideal candidate will have a strong background in co ...

Senior Software Engineer AI Driven Safety Detection

Trace in Harrow is looking for a Senior Software Engineer to develop core systems for safety detection. You will enhance detection precision and collaborate with product, design, and AI teams to improve model feedback. The ideal candidate has over 4 years of experience in backend systems, strong progra ...

Graduate Software Engineer AI, Vision & Defense Systems

ECM Selection (Holdings) Limited in the Cambridge area seeks graduate or junior software engineers to contribute to innovative projects in AI and defence. Candidates will engage with machine learning systems, signal processing, and software-defined radio across various product platforms. The role requi ...

Senior LabVIEW Real Time & FPGA Software Engineer

Infinitesima Ltd is seeking a Senior Developer (LabVIEW) to join their team in Abingdon. This role involves developing real-time software critical to semiconductor technology. You will design, build and maintain LabVIEW applications on NI PXI Real-Time Controllers and FPGA platforms. The ideal candidat ...

Software Engineer Cloud & Full Stack (Gloucester, Hybrid)

NSD is seeking skilled developers based in Gloucester with experience in Java and Python. The candidate will work in hybrid conditions, spending three days on-site, and contribute to developing scalable applications and cloud-based services. Join a collaborative team that values ongoing training, profe ...

Senior Software Engineer (Go/React) Remote & Impact

Civica is seeking a dedicated software engineer who will design, develop, and implement software applications. You will work closely with product managers and UX/UI designers to deliver effective solutions, guiding junior engineers in best practices. The ideal candidate has expertise in Go and React, a ...

Senior Software Engineer: Scalable Cloud & Enterprise Apps

A leading travel technology company in Greater London seeks a skilled developer focused on building scalable applications within an agile environment. The role requires a strong foundation in Object-Oriented Programming, experience with JVM languages, and a passion for technology. Join a diverse team that values ...

3D Graphics Software Engineer — Shaders & DX/OpenGL

Mainama-Games, located in Haslemere, is searching for a talented 3D Programmer to develop an online game project. You will be tasked with modifying the existing graphics engine and improving applied technologies. The ideal candidate should have at least 2 years of experience in graphics programming, ex ...

Hybrid C# .NET Software Engineer Safety Tech

A leading recruitment firm is seeking a C# .Net Software Developer to join a pioneering technology team in Swansea. The successful candidate will contribute to creating innovative software that enhances safety in high-risk industries, leveraging modern technologies and a collaborative approach. Flexible hybrid w ...

Build Infrastructure Engineer for ML Software Stack

EngineersOfAI is looking for a talented individual to join our Software Infrastructure team. In this dynamic role, you will develop and manage essential tools that empower our software team. Your contributions will ensure the efficiency of the build, test, deployment, and productisation processes of our Machi ...

Backend Software Engineer (Golang/C#) Hybrid Role

bet365 is looking for a Software Developer to join the Placement and CashOut team in Stoke-on-Trent. This role involves delivering high-quality, scalable software solutions on Linux and Cloud platforms. You will be responsible for enhancing our flagship Sports systems and ensuring a great user experience. Ideal ...

Software Engineer I – Build Scalable Fraud Detection

Trustpilot is growing its engineering team and is looking for a Software Engineer I to join the Trust Tech department. This role offers the opportunity to work alongside cross-functional teams, taking full ownership of products and improving backend systems. The ideal candidate has experience in full-s ...

Senior Software Engineer (Go/React) Remote & Impact

Civica is looking for a skilled software engineer to design and implement software applications. You will ensure scalability, performance, and security while mentoring junior engineers and conducting code reviews to uphold best practices. The ideal candidate should have expertise in Go and React, with ...

Senior C# Software Engineer Remote & Flexible Hours

Adria Solutions Ltd in Sheffield is seeking a talented Senior C# Software Engineer to lead innovative projects across Web, Desktop, and Cloud environments. This role involves influencing architecture and ensuring high-quality software solutions. Ideal candidates should have over 5 years of experience i ...

Graduate Software Engineer — Remote, Hands On Growth

Scott Logic in Bristol is seeking adaptable problem solvers for their Graduate Programme. This role values teamwork and clear communication, allowing graduates to develop coding skills while solving real-world challenges. New team members will receive structured training, build software collaboratively ...

Senior Software Engineer: Cloud, Microservices, TDD, Hybrid

DWP Digital in Newcastle upon Tyne is seeking a skilled engineer to join their agile team. In this role, you'll develop and maintain applications that serve millions of users. You will implement best practices such as TDD and BDD while mentoring fellow engineers in a collaborative environment. The posi ...

Senior C++ Software Engineer — AI First Workflows

The London Stock Exchange Group is seeking a C++ Senior Software Engineer to address complex challenges and integrate AI-first approaches into delivery. Responsibilities include acting as a subject matter expert and leading projects with minimal direction. The ideal candidate will possess strong profic ...

Senior Software Engineer in Newbury, West Berkshire

We are looking for an experienced Senior Software Engineer to work for a small, well established company based in Central Newbury. This is an 'all round' role where no two days will be the same. The role is to deliver high quality, reliable software that meets both the business and our customers’ n ...

Senior Software Engineer — Lead Complex Features (Hybrid)

QinetiQ Limited is seeking a Senior Software Engineer to lead the development of complex features within their dynamic team based in Salford, England. The role emphasizes autonomy and collaboration, requiring strong leadership skills and a focus on quality coding practices. Your responsibilities will i ...

Senior AI Software Engineer — Internal AI Consultant

Capital on Tap is looking for AI-specialist software engineers to join their team in London. This hybrid role involves building robust AI-powered features alongside product teams, enhancing skills through hands-on collaboration and training. Candidates should have over 4 years of experience in C# and .NET Cor ...

Senior Software Engineer: Scalable Backend for Mobility

Metropolis in Stockport is seeking a Senior Software Engineer to join its AeroParker team. This role entails designing and building backend services, mentoring engineers, and driving product direction while leveraging technologies like Scala and Java. The ideal candidate will have 7+ years of experienc ...

C++ Software Engineer — Resilient Systems (Hybrid/Remote)

Onyx-Conseil is looking for a C++ Software Engineer in Gloucester, United Kingdom. In this role, you will design and implement cutting-edge solutions that ensure operational excellence in demanding environments. Candidates must be UK nationals eligible for High-Level Clearance and willing to attend the secure ...

Staff Software Test Engineer Regulated Medical Devices

PassFort in Greater London is looking for a Senior/Staff Software Test Engineer to lead the quality and verification strategy across its software stack. You will create a testing infrastructure to ensure compliance with stringent regulatory standards while mentoring the engineering team in best practices. </p ...

Software Engineer: Scalable Java Apps (Flexible Hours)

Tracsis in Greater London is seeking a Software Developer to join their forward-thinking engineering team focused on delivering impactful technology. You will design and build high-quality software solutions that support critical systems and services. Your role involves taking ownership of features, co ...

Software Engineer III Backend Engineering Chase UK

Software Engineer III - Back-end Engineer - Chase UK Location: LONDON, United Kingdom Job Information Job Identification Job Category Software Engineering Business Unit Corporate Sector Posting Date 06/05/2025, 10:36 Locations 25 B ...

CIAM Software Engineer (Remote/Hybrid) Identity Platform

Sanderson Recruitment Plc is looking for a CIAM Software Engineer to join a technology transformation programme. This role involves designing and supporting secure customer identity management solutions. The successful candidate will work closely with various teams to enhance authentication and authori ...

Principal Software Engineer: AI, Cloud & Delivery Lead

Accenture is looking for a Manager to lead engineering teams and drive client success in London. The ideal candidate will have proven leadership skills, solid full-stack engineering experience, and expertise in technologies like React, Node.js, and cloud platforms such as AWS or Azure. This role requir ...

Java Software Engineer — Real Time Trading Platform

Durlston Partners LLP is seeking a Java Software Engineer to join their London office, focusing on proprietary trading and execution platforms. This hands-on role offers real ownership from day one, working with algorithmic execution and systematic investing for institutional clients globally. The idea ...

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    Software Engineer Python Developer Jobs in United Kingdom Job Search Guide, Trends and Insights