347,424+ Software Engineer Python Developer Jobs in UK — Top Companies Hiring July 2026

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Rapid Cyber Software Engineer

Our Capability Development team develops bespoke end-to-end solutions for clients in the Cyber Security domain. Historically, this has meant a specialism in C and C++ development across embedded and mobile platforms, including iOS, Android, Windows, macOS and Linux variants. We emphasise having a comprehen ...

Software Engineer Data & Sensors

Here at Humanoid, we believe in a future where robots amplify human potential. That’s why we’ve set out on a mission to build the world’s most capable, commercially‑scalable, and safe humanoid robots. We’re bringing that mission to life with HMND‑01 Alpha - our rapidly developed humanoid platform now runni ...

Software Compliance Engineer (Automotive)

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 ...

Senior/Principal Software Engineer

Please note: This role requires applicants to hold active, or recently active, SC or DV clearance. Work location: This role also requires applicants to be willing to work on-site up to 4 days per week. About Gemba Advantage At Gemba Advantage, we build secure, user ...

Senior Software Engineer Identity

## Senior Software Engineer - IdentityApplylocations: Home Based: Bristol (Harbourside)time type: Full timeposted on: Posted Todaytime left to apply: End Date: July 5, 2026 (22 days left to apply)job requisition id: R9005# Excited to grow your career?## **Our purpose is to make it easy for people to ...

Senior Software Engineer (Angular)

Your Career Join MHR as a Senior Software Engineer, where you’ll own complex features and help shape the technical direction of our products. You’ll bring strong front‑end expertise in Angular and TypeScript, contributing to architecture decisions, solving complex challenges, and deliveri ...

Customer Services Software Engineer

The Opportunity We're looking for a Customer Services Software Engineer to help customers get the most from cutting-edge defence technology that protects the territory and airspace of NATO countries and their allies. This role is ideal for a software engineer who enjoys solving complex technical ...

Software Engineer C++/ADA

Location: Bristol (preferred) with regular travel to Yeovil for testing and meetings Duration: 6 months IR35 Status: Outside IR35 Rate: Competitive (dependent on experience) Clearance: BPSS - SC Overview We are seeking an experienced Software Engineer to support the development of mission‑c ...

Forward Deployed Engineer Software

Role Overview With a deep understanding of our engineering, technology, and customers’ missions, Mission Engineers drive the successful deployment of CHAOS capabilities directly into the hands of users. Mission Engineers design and implement new software from the ground up, integrate and analyse ...

Software Engineer SC Clearance

Software Engineer Permanent - Hybrid Working Based in Southampton Active SC Clearance required or eligibility An exciting opportunity has arisen for a Software Engineer to join a highly skilled engineering team developing next‑generation software solutions for complex commun ...

Software Development Engineer III

Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners. Our diverse, vibrant, and welcoming community is essential in driving our success. Why Join Us? T ...

Senior Software Engineer (Java)

About ARQ ARQ is one of the fastest-growing fintechs in the world. Our mission is to redefine how people interact with money across borders, building the infrastructure to move value seamlessly. We’re still early in our journey, which means every person who joins shapes the future of our p ...

Software Engineer–Simulation (Simulation)

At Boeing, we innovate and collaborate to make the world a better place. We’re committed to fostering an environment for every teammate that’s welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us. The Team The Software Engineering a ...

Senior Embedded Software Engineer

Senior Embedded Software Engineer - Fleet - £90k We are partnering with a rapidly expanding electronics manufacturer near Fleet to develop a brand-new product and are seeking a Senior Embedded Software Engineer. The role involves working with a well-established team on pioneering R&D projects. </p ...

Full Stack Software Engineer

Most engineering roles build software nobody fully trusts. This one builds the trust layer itself. AI is making engineers dramatically more productive. The problem is nobody fully trusts what AI ships. Why this matters now AI is rewriting how software gets built. But shipping still breaks ...

High Integrity Software Engineer

hackajob is collaborating with CoreTech Security to connect them with exceptional professionals for this role. Our Capability Development team develops bespoke software for our clients in the Cyber Security domain. We may be building assured software that prioritises engineering rigour and ...

Software Engineer Security & Intelligence

Join the Growth Story at Envitia Envitia operates at the heart of the UK’s most sensitive and high-profile operations. Our approach is entirely mission-focused, enabling customers to see more, decide faster, and act with confidence across complex domains. We deliver situational awareness ...

Software Engineer Security & Intelligence

Join the Growth Story at Envitia Envitia operates at the heart of the UK’s most sensitive and high-profile operations. Our approach is entirely mission-focused, enabling customers to see more, decide faster, and act with confidence across complex domains. We deliver situational awareness ...

Graduate Software Systems Engineer

Role Overview The MIS Graduate Software Engineer assists senior engineers to evaluate user and process requirements and to develop functional design specifications, code, debug and tests software applications, which integrate with production databases and equipment. Responsible for maintaining exi ...

Software Engineer Data Infrastructure

About the Role The London Data Infrastructure team is looking for engineers passionate about enabling the next generation of automotive software development. The role focuses on building and maintaining data pipelines, ingesting large‑scale vehicle data, and supporting machine‑learning modeling f ...

Embedded Software Test Engineer

Druck is a global leader in high‑precision pressure sensing technology. Our products operate in safety‑critical environments across aerospace, industrial, and energy sectors. We pride ourselves on delivering high‑integrity, high‑reliability solutions for customers around the world. We are now expan ...

Front End Software Engineer

Front End Software Engineer Location: Farnborough, with flexibility to work from home as required by business demands. The Software Engineer will play a critical role in both sustaining the current user‑facing environment and delivering new capabilities. The role requires creative p ...

Software Engineer, Codex Enterprise

Software Engineer, Codex Enterprise Codex - Engineering - London, UK About the Team With Codex we’re building an AI software engineer. One that you can pair with, delegate to, or even ask to take on future tasks proactively. Our team is a fast-moving group within OpenAI, bringin ...

Software Development Engineer, Advertising

Software Development Engineer, Advertising Job ID: | Amazon Development Centre (London) Limited Orchestrating the selection of one out of tens of millions of ads, honoring advertiser targeting intent for hundreds of thousands of advertisers while ensuring great shopper experience for bi ...

Software Engineer, Cloud Infrastructure

About the Team The Applications Engineering team works across research, engineering, product, and design to bring OpenAI’s technology to consumers and businesses. You’ll join the team responsible for running the core infrastructure that supports products like ChatGPT and the API. The systems ...

Staff Software Engineer (Data)

We’ve signed up to an ambitious journey. Join us! As Arrive, we guide customers and communities towards brighter futures and more livable cities, it isn’t a challenge just anyone could take on. Luckily, we have something to help us make it happen. Our people and our values. We Arrive Curious, Focused and T ...

Senior Java Software Engineer

Our client is a tier-one global financial institution driving an aggressive digital modernization across its capital markets infrastructure. They are currently re-architecting their core mission-critical workflow engine to scale from hundreds of concurrent users to thousands. This transformation involves i ...

Software Engineer SC Cleared

Software Engineer Location: Manchester, Gloucester or LondonJob Type: Permanent, Full-Time (Hybrid)Salary: £55,000 to £60,000Security Clearance: Active SC Clearance Required or Higher An exciting opportunity has arisen for a Software Engineer ...

Software Engineer, Codex Enterprise

About the Team With Codex we’re building an AI software engineer. One that you can pair with, delegate to, or even ask to take on future tasks proactively. Our team is a fast-moving group within OpenAI, bringing together research, engineering, design, and product. We iteratively build the Codex a ...

Software Engineer in Test

Job Details Job Type: Contracting Location: Manchester Hours: 40 hours per week – full time Are you looking to combine software testing expertise with AI‑driven approaches to improve quality and efficiency in modern engineering environments? <p ...

Software Engineer (Next.js + Playwright)

Your Impact As a Software Engineer, you'll help design, build and maintain the web applications that power our healthcare automation platform. You'll work across the full development lifecycle, collaborating with Product, Engineering and Clinical teams to deliver reliable, scalable solutions used ...

Software Engineer Security & Intelligence

Join the Growth Story at Envitia Envitia operates at the heart of the UK’s most sensitive and high-profile operations. Our approach is entirely mission-focused, enabling customers to see more, decide faster, and act with confidence across complex domains. We deliver situational awareness ...

Software Engineer (Next.js Playwright)

Your Impact As a Software Engineer, you'll help design, build and maintain the web applications that power our healthcare automation platform. You'll work across the full development lifecycle, collaborating with Product, Engineering and Clinical teams to deliver reliable, scalable solutions used ...

DSP Embedded Software Engineer

DSP Embedded Software Engineer Location: Crawley, United Kingdom (minimum 3 days onsite). Overview At Thales Secure Information and Communication Systems (SIX), we seek an experienced Software Real Time and Embedded Engineer to focus on Digital Signal Processing (DSP) for embedd ...

Senior C++ Software Engineer

## Senior C++ Software EngineerApplylocations: Cambridge Office, United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: JR Darktrace is a global leader in AI for cybersecurity that keeps organizations ahead of the changing threat landscape every day. Founded in 2013, Darktrace provi ...

Principal Software Engineer (AI)

Principal Software Engineer (AI) Department: Tech - AI and Data Engineering Employment Type: Permanent - Full Time Location: Oxford, UK Description Please note that we are open to considering candidates who require visa sponsorship (sub ...

Mathematical Software Engineer (27655)

Job Overview Seeking a senior C++ software engineering role where mathematical expertise is essential. The R&D team develops highly mathematical C++ code that simplifies complex hardware design tasks for designers and engineers worldwide. The company is a world‑leading employer in its industry wi ...

Software Engineer, Pub/Sub

About this role The Pub/Sub team owns the core backend that underpins Ably's entire edge messaging platform. This is a rare opportunity to work on genuinely hard distributed systems problems at planet scale; designing and improving the infrastructure that developers and their users depend on in pr ...

Software Engineer IC2 Search

About the Role As a Software Engineer IC2 (Mid Level) in Search Experience Engineering, you will build modern full‑stack applications and customer‑facing experiences that shape how customers discover and shop for holidays. This full‑stack role focuses on frontend engineering, performant web appli ...

Software Engineer/ SRE (Linux)

About Us Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. < ...

Principal Software Engineer Java

About us. We’re the team behind digital retailer Very. Our purpose, helping families get more out of life, powers everything we do. And we want our people to get more out of life too! If you’re high-performing, ambitious and make the most of every opportunity, we want to hear from yo ...

Software Engineer (Monitoring Platform)

Overview SRT Marine Systems plc (SRT) is a market leader in the domain of international marine surveillance technology and systems. We are a respected, established, and an ambitious multi-national company headquartered in the UK with a global customer base. The company has a worldwide imp ...

DV Cleared Software Engineer

Location: Portsmouth, UK (3 days per week onsite)Employment Type: Permanent, Full-timeSecurity Clearance: Active MoD DV Clearance RequiredSalary: £70,000 – £90,000 iO associates are seeking an experienced Senior Software Engineer to support the maintena ...

Senior Software Engineer C++

Senior C++ Software Engineer Location: Milton Keynes, UKCompany: Envisics Join Our Team at Envisics! At Envisics, we are at the forefront of augmented reality solutions, revolutionizing the automotive experience. We’ve assembled some of the world’s top engineers and scientists, ...

Senior Software Engineer (C#)

Would you like to be instrumental in enabling the next generation of semi-conductors? Are you an experienced Senior Software Engineer (C#) with high‑level production‑grade coding expertise and industrial automation skills ? Are you a confident leader and mentor? Ever ...

Senior Software Engineer (.net)

Make The Connection. Vix Technology is a global leader in providing innovative solutions for public transit, believing that accessibility should be a standard. With over 35 years of experience and systems deployed in more than 200 cities worldwide, we take a modular approach to integrate v ...

Software Test Engineer (AVP)

## Software Test Engineer (AVP)Applyremote type: Hybridlocations: Belfast United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: **Discover your future at Citi**Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated peopl ...

Senior Java Software Engineer

Client is looking for an experienced Security Architect with strong expertise across IT and OT environments, particularly within critical infrastructure and utilities. The ideal candidate will have hands-on experience securing ICS/SCADA systems, implementing Zero Trust architectures, and conducting ...

Software Engineer (Java Backend)

About ARQ ARQ is one of the fastest-growing fintechs in the world. Our mission is to redefine how people interact with money across borders, building the infrastructure to move value seamlessly. We’re still early in our journey, which means every person who joins shapes the future of our p ...

Scientific Software Engineer Compiler

Summary QuEra Computing, Inc. seeks a creative and collaborative Scientific Software Engineer to help solve the unique software challenges of developing state-of-the-art simulation tools and compilers for QuEra’s neutral-atom quantum computers. You will have the opportunity to work with a vibrant ...

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