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

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Lead Software Engineer CUAS & Mission Critical Systems

Leonardo Worldwide Corporation is seeking a Software Team Lead in Basildon. This role involves leading a team to innovate and develop counter-Uncrewed Air Systems (UAS) technology, enhancing capabilities for military and civilian scenarios. As a Software Team Lead, you will leverage Agile techniques an ...

Graduate Software Engineer: Full Stack & Cloud Dev

A global technology and consulting organisation is seeking a Graduate Software Engineer to launch their career in tech. In this role, you will write, test, and deploy software while collaborating directly with technical experts on live projects. You will receive training in modern development tools, secure codin ...

Senior Software Performance Engineer JVM & Cloud Scaling

A global payments technology company in the UK seeks a Senior Software Performance Engineer to optimize performance and scalability of its systems. The ideal candidate has extensive experience in JVM performance tuning, Java profiling tools, and real-time data streaming. This hybrid role involves mentoring engin ...

Senior Application Software Engineer (Java/Spring/Backend)

Overview Job Title: Senior Application Software Engineer (Java/Spring/Backend) Location: Manchester Salary: £60,000-£75,000 Workplace Type: Hybrid (3 days a week in the office) Employment Type: Full-Time About Us </h ...

Software Engineer, HealthTech Platform London On site

A high-growth HealthTech startup in central London is seeking an experienced Software Engineer to join their founding engineering team. You'll design and implement systems that power healthcare data infrastructure and help shape the future of financial visibility in healthcare. The ideal candidate has over 3 yea ...

Space Systems Software Engineer — Onboard & Ground Testing

MDA Space in Stevenage is seeking a Software Engineer to design and develop innovative software solutions for space technology. You will work with a talented team to create cutting-edge on-board and ground test software. Ideal candidates will have experience in C/C++ development, a strong background in ...

Senior Software Engineer II – Cloud, Data & AI

Capital Group is looking for a Software Development Engineer II in London. The ideal candidate will write code, utilize AWS technologies, and engage with experienced engineers to drive solutions. This role requires a strong software engineering background, experience in modern programming languages, an ...

Senior Staff Software Engineer Core Marketing Platforms

FanDuel Group is a world-class team of brands and products that deliver sports betting, gaming and entertainment to millions of US sports fans every day. That’s no easy task, and wouldn't be possible without a fantastic team who have helped us pioneer new products and innovative features that make us a lea ...

Staff Software Engineer Remote UK (SRE & Modernization)

A dynamic tech company is seeking a Staff Software Engineer who will lead modernization efforts for their core product. This fully remote role requires deep expertise in .NET Core and modern frontend frameworks such as React, Angular, or Vue. The ideal candidate will mentor engineers, drive architectural decisio ...

Software Engineer – Scale Travel Platform (In‑Person)

A growing technology company is seeking a Software Engineer to help build and scale its platform that powers travel’s growth. You will collaborate with product, design, and engineering teams to deliver high-impact features and improve system reliability and performance. The ideal candidate is experienced in Kotl ...

Software Engineer (9 month Fixed Term Contract)

Crown Agents Bank is a vastly growing and regulated UK bank that connects emerging and frontier markets to the rest of the world, using FX and payments technology. We are transforming the way payments and FX move through emerging markets, reducing friction so that more money gets to those who need it. Emer ...

Full Stack Software Engineer AI Driven Product

A dynamic technology company in London is seeking a Software Engineer to join their hybrid team. The ideal candidate has strong experience with AWS, enjoys both frontend and backend work, and is excited about building AI-driven solutions for major news organizations. You will play a key role in architectural dec ...

Senior Software Engineer II Contacts Team Java

Company Description Wise is a global technology company, building the best way to move and manage the world’s money.Min fees. Max ease. Full speed. Whether people and businesses are sending money to another country, spending abroad, or making and receiving international payme ...

Software and Systems Test Coordination Engineer J37226496

Job Title: Software and Systems Test Coordination Engineer Location: Gaydon, Warwickshire Rate: £33.88ph via an Umbrella Company (Inside IR35) or £25.26ph on a PAYE basis Employment Type: Contract (Currently financed until March 2027) Hours ...

Lead Software Engineer, back end (L5/6)

What you’ll do at Synthesia: You will work end-to-end, contributing to our client application written in React and our monolithic backend written in Python, and managing the safe release of your features to our customer base. You will have sole ownership of projects that span mont ...

Lead Software Engineer Java Post Trade Technology

Job Overview Join us to shape the future of financial technology and make a meaningful impact on your career. You'll collaborate with talented professionals, solve complex challenges, and help build trusted market‑leading products. We value creativity, inclusion, and continuous learning, offering ...

Senior Software Engineer & Tech Lead — Sports Tech

A leading sports and entertainment marketing firm in London seeks a talented Senior Software Engineer. The role involves building scalable software for iconic sports brands. You will provide technical leadership, collaborate across teams, and influence the technology strategy. Ideal candidates have extensive exp ...

Staff Software Engineer Lead Core Platform & APIs

A leading insurtech company in Greater London is in search of a Staff Software Engineer to join their Engineering team. The role emphasizes building robust web-based applications, leading software initiatives, and mentoring team members. Ideal candidates will have a strong software engineering background, profic ...

Hybrid Software Engineer for Global Impact & Growth

STAGING / TEST ENVIRONMENT for AMEX Internal purposes only. If you are attempting to apply for a job at American Express, please visit our Career Portal. Job Description - Software Engineer - Future Needs ) Software Engineer - Future Needs - Description American Express in ...

Clinical Software Test Engineer Hybrid & Automation Focus

Waters Corporation in Wilmslow is looking for a Test Engineer to join their Clinical Systems Development team. You will aid in software testing and design to ensure products meet customer needs. This role offers a hybrid working arrangement, personal development plans, and competitive benefits includin ...

Senior Java & C++ Software Engineer — Hybrid UK

A global energy industry leader in Abingdon is looking for a Software Developer to design and develop complex applications. The ideal candidate has over 4 years of experience in Java and C++ development, familiar with Agile methodologies, and excellent problem-solving skills. This position requires hybrid work a ...

Cloud Native Software Engineer — CI/CD & Security

A leading consulting firm in Leeds is seeking talented software engineers to develop traditional and serverless applications in an agile environment. Candidates should have experience in Java, Typescript, C#, Python, or Go, and familiarity with cloud technologies such as AWS or Azure. The position offers a compe ...

Senior Embedded Software Engineer Aerospace & RTOS Expert

CesiumAstro is seeking a dedicated software engineer to design and implement embedded device software. Ideal applicants will have a BS or MS in Computer Science or related fields and over 6 years of experience in software development, specifically with embedded systems and real-time operating systems. Strong C/C ...

Senior Software Engineer in Gosport STS Defence

Senior Software Engineer Gosport, United Kingdom Posted 10 months ago Tech stack: Linux Computer Science Software Engineering Web Development Java HTML5 CSS JavaScript Degree Qualif ...

Security Software Engineer PKI, TLS & Trust Automation

A leading streaming platform in Greater Manchester is hiring a Security Software Engineer to architect and implement security solutions. The role focuses on developing automated security tools and managing cryptographic infrastructure. Candidates should have strong experience in cybersecurity practices and senio ...

Staff Software Engineer Lead & Architect Backend Systems

Marks & Spencer Plc in Westminster is seeking a Software Engineer to develop and enhance software solutions for their operations. This role emphasizes technical leadership and collaboration with various teams while fostering a culture of continuous improvement. The ideal candidate has strong skills in ...

Siemens PLC Software Engineer – TIA Portal & Automation

SC ENGINEERING is seeking a PLC Software Engineer based in Haslingden, Rossendale. In this role, you will focus on developing software primarily using Siemens TIA Portal to create automated solutions for diverse projects. The position offers a competitive salary of £50,000 - £60,000 and opportunities f ...

Graduate Software Engineer AI Driven Impact & Growth

Bending Spoons is seeking a software developer in Cambridge, UK, to join their mission of creating impactful software. The ideal candidate will own the development process and utilize AI tools to enhance efficiency while maintaining high standards of software quality. The role offers a unique opportuni ...

Lead Software Engineer, Fixed Income Tech – UK

JPMorganChase is hiring a Lead Software Engineer for their Commercial and Investment Bank's Post Trade Technology Group. The successful candidate will be responsible for enhancing and delivering secure and scalable technology solutions. This position requires advanced programming expertise, experience ...

DevOps Software Engineer Lead Threat Intelligence, SEAR

Summary Posted: 21 Apr 2026 Role Number: As part of Apple's Security Engineering & Architecture (SEAR) organization, you'll join our mission to create the world's most secure products. We are committed to building groundbreaking tools that empower our threat inte ...

Lead Software Engineer JAVA Equities Vice President

Job Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within the Equity Derivatives Group you will join our agile team creating, transforming, and supporting our trusted ...

Lead AI Software Engineer — Database Ops & AI

Redgate Software in Cambridge is looking for a Lead Software Engineer to develop next-gen AI capabilities targeted at database administration. As part of a cross-functional team, you will lead engineering initiatives, mentor team members, and ensure high-quality software design. We require experience i ...

Senior Software Engineer Desktop/Cloud & AI Tools

NES Fircroft is seeking a Senior Software Engineer in Abingdon to design, develop, and modernize high-performance applications. In this hybrid role, you will work closely with the team to own the technical direction of production software. The ideal candidate should have strong skills in C#/.NET and cl ...

Senior Software Engineer — Architect Mission‑Critical Systems

The Women's Engineering Society is seeking a Senior Software Engineer in Cheltenham to tackle mission-critical challenges. You'll be responsible for designing and evolving systems while delivering top-notch software solutions. A competitive salary ranges from £50,354 to £60,036, with additional bonuses and tr ...

Senior Software Engineer C#/.NET, Automation & UI

Novanta Inc. is seeking a Senior Software Engineer in Stockport, UK, to design and deliver software that underpins manufacturing and R&D processes in their global laser technology business. You'll work primarily with C# and modern .NET frameworks. The role involves leading design architectures, develop ...

Senior Software Engineer for AI in Chemistry

About the role This is an exciting opportunity to be involved in the design and implementation of novel digital technologies in collaboration with a wide range of academic and industrial partners who are part of AIchemy – an AI Hub involving Imperial College London, the University of Liverpool an ...

Senior Software Engineer — Architect Mission‑Critical Systems

The Women's Engineering Society is seeking a Senior Software Engineer in Cheltenham to tackle mission-critical challenges. You'll be responsible for designing and evolving systems while delivering top-notch software solutions. A competitive salary ranges from £50,354 to £60,036, with additional bonuses and tr ...

Senior Software Engineer, Core Experiences (Kotlin MP)

Speechify is seeking a Senior Software Engineer to join its Core Experiences Team in Salford, UK. This role is critical for enhancing Speechify's product experience through efficient APIs and cloud-based solutions. The ideal candidate will possess strong Kotlin skills and demonstrate a capacity for sys ...

Senior Software Engineer — Cloud Platform & AI (Equity)

Gigaton is looking for a Senior Software Engineer to join their platform team in Greater London. You'll play a vital role in scaling deployments and improving cloud architectures for heavy industry clients, focusing on AWS and GCP systems. As a senior individual contributor, you'll work closely with pr ...

Senior Software Engineer – RWA Risk Platform (Java)

Oakwell Hampton Group is seeking a Senior Software Developer in London to join a high-profile programme in the banking sector. This role involves designing and developing risk technology applications and collaborating with quantitative analysts. The ideal candidate has strong experience with Java, a so ...

Senior AI Chemistry Software Engineer — Hybrid & Impact

The Society of Research Software Engineering is looking for an enthusiastic software engineer with a strong background in computational chemistry. You will lead the design and development of next-generation software solutions as part of an exciting AI Hub project. This full-time, fixed-term role offers ...

Senior Software Engineer, Core Experiences (Kotlin MP)

Speechify is on the lookout for a Senior Software Engineer to join their Core Experiences Team in Nottingham. This pivotal role involves collaborating with Product Teams to develop foundational services and SDKs, enhancing user experiences across platforms. The ideal candidate will have a strong experi ...

Senior Software Engineer, Core Experiences & SDKs (Kotlin)

Speechify is seeking a Senior Software Engineer for their Core Experiences Team. This role involves collaborating with product teams to deliver solutions through a cross-platform SDK while optimizing performance and designing APIs to enhance user experience. The ideal candidate should be systems-orient ...

Applied AI, Use case, Software Engineer (Harness)

About Mistral At Mistral AI, we believe in the power of AI to simplify tasks, save time, and enhance learning and creativity. Our technology is designed to integrate seamlessly into daily working life. We democratize AI through high-performance, optimized, open-source and cutting‑edge mod ...

Java Sr Lead Software Engineer OMS, Equities

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Senior Lead Software Engineer at JPMorgan Chase within the Commercial and Investment Bank, you serve as a seasoned member of an agile team to design and deliver trusted marke ...

Lead Software Engineer: AI/ML & Client Facing

8th Light seeks a Lead Technologist in London to lead technical projects and mentor software development teams. You'll work closely with clients, addressing their unique challenges through innovative technology solutions. Join us to leverage your 7+ years of development experience in AI and ML integrat ...

Lead Software Engineer AI for Risk Technology

Job Description As a Lead Software Engineer for AI – Vice President at JPMorgan Chase in Risk Technology, you will lead a specialized technical area, driving impact across teams, technologies, and projects. You will leverage your expertise in software engineering, multi‑agent system desig ...

Lead Software Engineer Frontend Engineering React Native

Job Description We know that people want great value combined with an excellent experience from a bank they can trust, so we launched our digital bank, Chase UK, to revolutionize mobile banking with seamless journeys that our customers love. We're already trusted by millions in the US and we're q ...

Actemium Automation Hampshire Senior Software Controls Engineer

Excited to drive innovation and digital transformation in UK industry with Actemium Automation Hampshire? Location: Waterlooville Hampshire | Type: Full-time (37.5 hours/week) | Package: Competitive Salary + Share Scheme(after qualifying period) + EV Car Scheme + Health S ...

Product Engineer, Factory Software Systems (Remote Friendly)

CircuitHub, Inc. is looking for a Product Engineer to own the entire production software systems at their Cambridge location. You'll manage the software that connects planning, materials, and factory processes, transforming complex workflows into reliable software solutions. Must have strong PostgreSQL ...

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