258,190+ Software Engineer Python Developer Jobs in UK — Top Companies Hiring July 2026

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ML & GPU Performance Engineer

Minimum qualifications: Bachelor's degree or equivalent practical experience. 5 years of experience with software development in one or more programming languages, and with data structures/algorithms. 3 years of experience testing, maintaining, or launching software products, ...

Machine Learning GPU Performance Engineer

Minimum qualifications: Bachelor's degree or equivalent practical experience. 5 years of experience with software development in one or more programming languages, and with data structures/algorithms. 3 years of experience testing, maintaining, or launching software products, ...

Lead/Senior Software Engineer | Growing SaaS Scale Up

Lead/Senior Software Engineer | Growing SaaS Scale Up We’re working with a high-growth SaaS scale‑up that’s building a modern, cloud‑native platform used by customers globally. As they continue to scale their product and engineering team, they’re looking for a Senior or Lead Software Engineer to ...

Informatics Specialist

Informatics Specialist (2 Year Fixed Term) Pharmaceutical / Drug Discovery We are working with a well‑established drug discovery organisation to recruit an Informatics Specialist on a two‑year fixed term basis. This is a technical, backend‑focused role sitting within a broader informatics ...

Informatics Specialist

Informatics Specialist (2 Year Fixed Term) Pharmaceutical / Drug Discovery We are working with a well‑established drug discovery organisation to recruit an Informatics Specialist on a two year fixed term basis. This is a technical, backend‑focused role sitting within a broader informatics ...

Informatics Specialist

Informatics Specialist (2 Year Fixed Term) Pharmaceutical / Drug Discovery We are working with a well-established drug discovery organisation to recruit an Informatics Specialist on a two year fixed term basis. This is a technical, backend-focused role sitting within a broader i ...

Quality Assurance Lead

Permanent | Hybrid/Hounslow | Quality Assurance & Test Automation | At Peregrine, we're always seeking Specialist Talent that have the ideal mix of skills, experience, and attitude, to place with our vast array of clients. From Business Analysts in large government organisations to Software ...

Developer

Blackapple Solutions Ltd (BSL) was founded in 2004 with the mission to provide best-in-class technology consulting and services across the globe. BSL offers its services in Information Technology, Enterprise Resource Planning (ERP) and Engineering consulting, with the mission of becoming internationally re ...

Developer

Job TitleDeveloperDepartmentApplication Development & Enablement-BG-UKOverview of DepartmentPurpose of RoleThe objective of the Operations stream is to provide the Operations business teams with first-class Information System cap ...

Developer

DescriptionNCC’s Threat Intelligence engineering team is looking for a Developer to support analysts and engineers in delivering a world-class cyber threat intelligence capability. This role will do so by building, deploying, securing, monitoring, and maintaining application ...

Developer

From 1 August 2026, the University of Greenwich and the University of Kent form London and South-East (LASE) University Group, a pioneering multi-university group that brings together the strengths of both institutions. As an employee of LASE, you will be closely connected to and work within one of our acade ...

Developer

Registered office address: 9 Appold Street, London, EC2A 2AP.Registered in England and Wales ICSG Ltd trading as Acacium GroupCompany registration number 7268397</ ...

Developer

DescriptionNCC’s Threat Intelligence engineering team is looking for a Developer to support analysts and engineers in delivering a world-class cyber threat intelligence capability. This role will do so by building, deploying, securing, monitoring, and maintaining application ...

Developer

DescriptionNCC’s Threat Intelligence engineering team is looking for a Developer to support analysts and engineers in delivering a world-class cyber threat intelligence capability. This role will do so by building, deploying, securing, monitoring, and maintaining application ...

Developer

DescriptionNCC’s Threat Intelligence engineering team is looking for a Developer to support analysts and engineers in delivering a world-class cyber threat intelligence capability. This role will do so by building, deploying, securing, monitoring, and maintaining application ...

Developer

Job TitleDeveloperDepartmentApplication Development & Enablement-BG-UKOverview of DepartmentPurpose of RoleThe objective of the Operations stream is to provide the Operations business teams with first-class Information System cap ...

Developer

DescriptionNCC’s Threat Intelligence engineering team is looking for a Developer to support analysts and engineers in delivering a world-class cyber threat intelligence capability. This role will do so by building, deploying, securing, monitoring, and maintaining application ...

Developer

DescriptionNCC’s Threat Intelligence engineering team is looking for a Developer to support analysts and engineers in delivering a world-class cyber threat intelligence capability. This role will do so by building, deploying, securing, monitoring, and maintaining application ...

Developer

From 1 August 2026, the University of Greenwich and the University of Kent form London and South-East (LASE) University Group, a pioneering multi-university group that brings together the strengths of both institutions. As an employee of LASE, you will be closely connected to and work within one of our acade ...

Developer

Registered office address: 9 Appold Street, London, EC2A 2AP.Registered in England and Wales ICSG Ltd trading as Acacium GroupCompany registration number 7268397</ ...

Developer

Developer/ Power Platform Developer - Would you like to join a successful business with a true people-first culture We have an exciting opportunity for a Power Platform Developer to join our client's growing IT team. Working closely alongside the Senior Power Apps Developer, you'll support the design, developmen ...

Developer

This job is with Global, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly.Accepting applications until: 31 July 2026<s ...

Senior AI Engineer (Agentic Systems)

Senior AI Engineer (Agentic Systems) UK Based Role At StarCompliance, we build software that At StarCompliance, we build software that supports critical compliance needs for global clients. We are now embedding AI as a core capability across the entire software development lifecycle. We are ...

Frontend UI Engineer (React/Angular) – Edinburgh

Software Engineer, UI Developer Location: Edinburgh, United Kingdom Role: Full time, competitive compensation. This position requires a strong background in UI development with expertise in modern JavaScript frameworks such as React.js or Angular, a solid understanding of TypeScri ...

Senior Guidewire Developer

Senior Software Engineer 12+ years of Guidewire ClaimCenter implementation experience specializing in ClaimCenter configuration across LoBs Guidewire Ace certified developer certification (latest release) - mandatory Strong expertise in Claims across modules including LO ...

Senior Embedded Software Engineer – Safety Critical Hybrid

SR2 | Socially Responsible Recruitment | Certified B Corporation™ is seeking a Senior Embedded Software Engineer for a hybrid position focused on developing software for safety-critical systems. The role involves designing, developing, and verifying embedded software in regulated environments. The idea ...

Senior Software Engineer Optimize AI Systems (Remote)

Great Value Hiring is seeking a Senior Software Engineer to contribute expert-level knowledge in programming languages including Python3, Java, Rust, and more. The role involves bug fixing, feature implementation, and significant collaboration with multidisciplinary teams to improve AI models. The idea ...

Hybrid Full Stack Software Engineer (TypeScript/.NET)

SwiftCruit is looking for a Full Stack Software Engineer to join their Technology Department in London. The role requires strong proficiency in Typescript and .NET, focusing on building tools that empower partner performance. The ideal candidate will work on high-visibility projects, collaborate across ...

Software Engineer, North for Finance — AI Workspace

Cohere is seeking an engineer to join the North for Finance team and work at the intersection of AI and financial services. In this role, you will be responsible for designing and implementing customer-facing workflows that leverage AI capabilities while maintaining data security and reliability. The i ...

Staff AI Software Engineer Platform Leadership & Impact

Marks & Spencer is looking for a Staff Software Engineer to drive innovation in their engineering team based in the United Kingdom. This role involves collaboration, technical leadership, and creating best-in-class software solutions. You will work in a hybrid environment, leading the development of co ...

Senior Software Engineer: Modern Insurance Tech & Data

MILLER INSURANCE LLC is looking for a Senior Software Engineer to join their London team. The ideal candidate will work on enhancing in-house applications and software testing processes within a supportive and inclusive environment. This role requires strong knowledge of Microsoft Office applications and expe ...

Senior Quantum Software Engineer Scalable Quantum Solvers

PASQAL in the United Kingdom is seeking a Senior Quantum Software Engineer to develop and maintain their ecosystem of quantum solver libraries, focusing on performance and reliability in production environments. The role offers flexible schedules and emphasizes collaboration in a dynamic, international team. ...

Senior Software Engineer — Data Scale, Remote UK

A fast-growing SaaS company is looking for a Senior Software Engineer based in the United Kingdom. This role involves ownership of the software development life cycle, managing large-scale data projects, and leading technical initiatives. With at least 5 years of experience in C# and .NET, candidates will drive ...

Hybrid Creative Software Engineer – Audio & UI Systems

L-Acoustics US LLC, basé au Royaume-Uni, recherche un ingénieur développement logiciel créatif spécialisé en C++. Vous rejoindrez l'équipe dynamique de Creative Software pour développer des applications logicielles professionnelles et des produits audio. Votre rôle consistera à travailler sur des systè ...

Staff Software Engineer — Secure Open Source (Remote)

Chainguard, Inc. in the United Kingdom is seeking a Staff Software Engineer to help secure the open source supply chain. This role involves long-term ownership of backend systems in Go on GCP, handling vulnerable data, and implementing engineering best practices. The ideal candidate will have 7+ years ...

Senior Software Engineer – Remote Cloud API Systems

Oracle is looking for a Senior Software Development Engineer to join its Cloud Infrastructure (OCI) team in the UK. The role involves designing, developing, and maintaining high-performance API services to address significant challenges in cloud environments. The ideal candidate will have a strong back ...

Remote AI Software Engineer – GraphRAG & Knowledge Graph

A pre-seed start-up in the United Kingdom is seeking an AI Software Engineer with expertise in Knowledge Graphs. This remote contract role involves owning module architecture, translating requirements into technical solutions, and coding complex back-end systems. Applicants must have demonstrable experience in b ...

Lead Software Engineer — Medical AI Platform Builder

A leading healthcare technology company in the UK seeks a skilled full-stack developer with expertise in TypeScript, React, and Node.js. The ideal candidate should be proficient in AWS services, including Lambda and DynamoDB, and have a strong focus on user experience. This role will offer opportunities to work ...

Staff Software Engineer, Fintech AI & New Products

Airwallex is looking for a Senior Software Engineer to join The Founders’ Lab, focused on driving fintech AI innovation. You’ll collaborate with the CEO and leadership to turn strategic visions into market-ready software while owning end-to-end technical and product development. We seek high-agency bui ...

Open Source Software Engineer – Cloud & Scalable Apps

Sivara GmbH is seeking experienced software developers to join its team in the United Kingdom. The successful candidates will earn between £60,000 and £72,000 annually and will play a crucial role in developing high-quality software tailored to client needs. Responsibilities include engaging with clien ...

Summer Software Engineer Internship — Hands on & Collaborative

We are excited to offer summer internships in software engineering. This program is an excellent opportunity for those who are keen to gain hands‑on experience in the industry. You'll be working alongside our experienced team, tackling real‑world challenges and contributing to impactful projects. ...

Software Architect Engineer High Impact System Design

A key technology firm in the UK seeks a Software Architect Engineer for a contract role inside IR35. The position, ending March 31, 2027, involves architecting software, managing projects, and providing architectural guidelines. Responsibilities include complex software definitions, stakeholder communication, an ...

Senior Full Stack Software Engineer (Angular/.NET)

TherapyNotes.com in the United Kingdom is seeking a Senior Software Developer to drive the evolution of their platform. The role involves building and maintaining features using technologies like Angular and .NET Core and requires over 5 years of software development experience. Offering a competitive salary of ...

PHP Laravel Software Engineer — SaaS & AI Tools

A global technology company in the United Kingdom is looking for a motivated Software Engineer to construct and enhance systems using PHP and Laravel. You will play a key role in writing production-ready code and improving existing applications while collaborating with senior developers. The ideal candidate has ...

Principal Software Engineer — Scale & Cloud (Remote UK)

A leading technology recruitment agency is seeking a remote-first Principal Engineer for a key role with a client known for their high-performance software solutions. The ideal candidate will have over 10 years of software engineering experience, expertise in C# or Java, and a solid grasp of cloud technologies. ...

Senior Software Engineer (Backend) Behavioral Security Products

At Abnormal AI, we protect our customers against nefarious adversaries who are constantly evolving their techniques and tactics to outwit and undermine traditional approaches to security. Abnormal is recognized as a top cybersecurity startup (Leader in the 2025 Gartner Magic Quadrant for Email Secu ...

Senior Java Engineer Remote/Hybrid, Space Software

Bright Ascension Ltd in the United Kingdom seeks an experienced Senior Java Engineer to contribute to product development within a hybrid working environment. This role involves designing and developing new software products while adhering to best coding practices. The ideal candidate has at least 5 years' exper ...

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