260,297+ Software Engineer Python Developer Jobs in UK — Top Companies Hiring July 2026

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API Platform Engineer Developer Experience & Scale

United States Digital Space LLC is seeking a Software Engineer III to design and enhance API platforms in Greater London. You will collaborate with team members to deliver high-quality, test-driven solutions while resolving technical challenges effectively. The ideal candidate should have expertise in ...

Senior Platform Engineer Identity, Security & Scale

Jack & Jill is looking for a Senior Software Engineer to join their Trusted Enterprise Platform team. In this role, you will build foundational services such as authentication and secure release infrastructure, while enhancing developer experience and scalability. The ideal candidate has over 5 years o ...

VP, AI Powered Developer Tools & Platform

A leading financial services firm in London is seeking an Engineering AI Software Engineer at the Vice President level. The role involves designing tools that improve developer experience, implementing AI-driven solutions to enhance productivity, and collaborating with teams to integrate knowledge into developme ...

Hybrid FinTech Full Stack Engineer: C#/.NET, SQL & React

Client Server, a boutique Asset Manager in London, is seeking a C# Software Engineer / Full Stack Developer to optimise their business using automation and AI. The role involves developing and maintaining data feeds, application development, and web GUI. Ideal candidates will have strong C# .NET and SQ ...

Platform Engineer CI & Build Infrastructure

Humanoid is seeking a Software Engineer to lead the build system and CI infrastructure critical for robot development. This technical role involves maintaining CI pipelines, managing the remote build cache, and improving developer experiences. Ideal candidates will have strong experience with build sys ...

Senior Rust Backend Engineer Low Latency Trading

Client Server is looking for a Backend Software Engineer / Developer to join their team in London. You will be instrumental in designing and developing backend services for low latency trading systems, focusing on high throughput and complex problem-solving. The position offers a salary of up to £160k ...

Senior Real Time Embedded Engineer — Automotive Test Systems

A leading automotive engineering firm in Bradford-on-Avon is seeking a Senior Real-time Embedded Software Engineer. This role involves designing and deploying software for advanced automotive test equipment, ensuring high quality and compliance with industry standards. Applicants should have a strong engineering ...

AI Hardware Verification Engineer Early Career

A pioneering AI company based in the UK is looking for a Silicon Verification Engineer to join their innovative team. This role involves collaborating across multiple disciplines to ensure the highest standards of functional quality in RTL releases. Candidates should have strong software skills, preferably in Py ...

Embedded Systems Software Engineer — Real World Solutions

Shillito Group is seeking a Software Engineer - Embedded Systems for its Sheffield operations. This role involves designing, developing, and testing software for existing and new products while collaborating with engineers and product managers. The ideal candidate will have a degree in a technical disc ...

London Based Staff Full Stack Engineer – GenAI & LangChain

A leading software development firm is seeking a hands-on full stack engineer to join their team in London. The ideal candidate will lead teams in delivering high-quality software and must possess strong skills in TDD, agile methodologies, and various programming languages including Python and React. This role i ...

Software Engineer Hybrid: React UI + Backend, Docker & CI/CD

Talent Locker Ltd is seeking a Software Engineer for their Farnborough location, offering a hybrid working model with a competitive salary between £70,000 and £80,000. The role involves designing, developing, and maintaining software solutions within secure environments. Candidates should possess exper ...

AI Hardware Verification Engineer Early Career

A pioneering AI company based in the UK is looking for a Silicon Verification Engineer to join their innovative team. This role involves collaborating across multiple disciplines to ensure the highest standards of functional quality in RTL releases. Candidates should have strong software skills, preferably in Py ...

Senior Full Stack AI Engineer ML & GenAI

Fitch-Group in London is seeking a Senior Software Engineer, Full Stack - AI, to join their agile team. This role focuses on designing and developing innovative AI solutions utilizing cloud-based and containerized architectures. The ideal candidate will have over 7 years of software engineering experie ...

Lead AI/ML Platform Engineer (Production Grade)

A global financial services leader is looking for a Lead Software Engineer to work within their AI/ML Data Platforms team. This role involves software development, collaboration with data scientists, and mentoring junior engineers to enhance product delivery. The ideal candidate should have a strong proficiency ...

Senior Backend Engineer (Java & Spring) | Microservices

Elsevier in Oxford is seeking a Software Engineer III to design and develop backend services using Java, Spring Boot, and Python in a collaborative agile environment. This role involves enhancing document transformation services and APIs while working with cloud technologies like AWS and Kafka. The ideal candida ...

Principal Software Engineer – Real Time Data & AI Trading

Cititec is looking for a Principal Software Engineer to lead high-impact client engagements in the Energy & Commodities trading space. This senior role blends technical leadership with architecture and strategic delivery. It involves designing and delivering modern cloud-native platforms that support real-time t ...

AI Software Engineer Intern: Build Scalable Solutions

A leading global consulting firm is seeking an AI Software Engineer Intern to join their rapidly growing engineering team. In this role, you will engage in the full analytics value chain, from framing business challenges to implementing AI solutions. Responsibilities include optimizing algorithms and collaborati ...

Full Stack Engineer: Shape Platform, APIs & UI for AI

A dynamic AI startup in Greater London is seeking a Full Stack Engineer to design and implement robust software solutions. You will collaborate closely with a talented team to build systems and user experiences using Python and TypeScript. Candidates should have over 3 years of software engineering experience an ...

AI Systems Lead End to End Backend & LLMs

Aurora Energy Research Limited, based in Oxford, is seeking a Principal Software Engineer to join their AI team. You will manage software engineers and collaborate on projects that utilize AI to optimize energy market decisions. The role requires 10+ years of experience in backend systems and proficiency in P ...

Senior Security Engineer: Secure, Scalable Apps

A leading global financial services firm is seeking a Software Engineer III to join their agile team in Bournemouth, England. The successful candidate will design and deliver trusted market-leading technology products. Responsibilities include developing secure production code, analyzing large data sets, and con ...

Product AI Engineer — Build Enterprise AI Platforms

NewsNowGh is seeking a Product AI Engineer in London, UK, to design and develop AI-powered enterprise applications. This role involves collaborating directly with founders and teams to design scalable systems and integrate cutting-edge AI solutions. The ideal candidate will have proficiency in software ...

Senior Software Engineer, Global Finance Tech (Hybrid)

Citigroup Inc. is looking for a Senior Software Engineer to join their global technology team in Belfast City. This role involves solving complex business problems and participating in all software development phases. Candidates should be proficient in Java, React, and Python, with strong hands-on experience ...

Platform Data Engineer – Integration & AI Workflows

Drweng is seeking a Senior Software Engineer for its Platform Data-Integration team in Greater London. You will design and deliver systems that facilitate data discovery within the organization, working closely with Traders and Quantitative Researchers. The ideal candidate has over 8 years of experienc ...

Senior Data Quality Engineer AWS & PySpark (Edinburgh)

Addepar, located in Edinburgh, is seeking a Sr. Software Engineer for their Data Control Frameworks team. This role focuses on building data quality infrastructure, ensuring the integrity of financial data. You will collaborate across teams to design scalable systems and tools for data processing. The ...

AI Backend Engineer – LLMs, Scalable Pipelines & MLOps

Moody's Investors Service is seeking a Software Engineer specializing in AI systems to design and implement robust backend solutions using Node.js and Python. The ideal candidate will have over 3 years of experience in backend software development, particularly with AI applications involving machine learning tec ...

Senior Software Engineer — AI Driven Healthcare Systems

Linda AI is looking for a Senior Software Engineer to build foundational systems for a frontier AI company. You will create core backend systems, improve performance, and directly influence agent orchestration and healthcare integrations. With a strong Python background and over 4 years of software engineering e ...

Back Office Platform Engineer Scale & Automate (London)

Capstone Investment Advisors, a $12 billion asset management firm in London, seeks an Enterprise Software Engineer. The role involves modernizing the BOSS platform and building software to enhance workflow efficiency across Operations, Treasury, and Compliance. The ideal candidate will have a Bachelor' ...

Linux Software Engineer for Traffic Systems (UK)

Swarco Traffic Holding AG is seeking a Linux Software Development Engineer in Leicester to work on UK integration of a leading traffic light controller. The role involves developing Linux software, co-developing supporting tools primarily in Python, and ensuring the highest quality and security standards. Candid ...

Forward Deployed Staff Engineer, AI Autonomy & Customer Solutions

Shield AI is seeking a Software Applications Engineer in Greater London to provide technical expertise during the implementation of enterprise software products. You will work closely with customers and develop AI and Autonomy applications, deploying Hivemind AI infrastructure and providing technical training ...

Remote Senior Software Engineer II: Cloud Native APIs

Menlo Security is searching for a Senior Software Engineer for the Service Delivery team, offering remote or on-site work in Bracknell, UK. This full-time role focuses on building robust APIs and microservices to enhance interactions with our platform. Candidates should have at least 7 years of softwar ...

Senior Embedded Software Engineer – Quantum Error Correction Stack

Riverlane is hiring a Senior Embedded Software Engineer in Cambridge, UK. This full-time, hybrid role involves designing embedded software components for quantum error correction. Candidates will collaborate with various teams to develop advanced solutions, and prior quantum computing knowledge is not require ...

Senior Software Engineer – AI Platform, Cloud Native

Data Idols is seeking a Senior Software Engineer in London (Hybrid) to shape the architecture and technical direction of an AI-powered platform. Your role will involve designing, building, and scaling key components while collaborating with leadership. You will leverage your experience in Python, TypeS ...

Senior AI Software Engineer – Production Agents (London)

Job Search Place Limited is seeking a Senior Software Engineer to join their AI start-up based in London. This position involves designing and building AI agents that enhance customer interactions and enables businesses across various sectors to leverage cutting-edge technology. The ideal candidate wil ...

Monitoring Platform Engineer Observability & Automation

SRT Marine Systems PLC in Birmingham seeks a Software Engineer (Monitoring Platform) responsible for designing and maintaining a productized monitoring platform deployed across global clients. Key duties include building CI/CD pipelines, managing Docker-based service orchestration, and developing dashboards u ...

Senior Engineer, Hegel PBT Specialist — London

Antithesis is seeking a Software Engineer in London for a full-time role focused on developing Hegel, our new family of property-based testing libraries. The ideal candidate should have experience in property-based testing and be familiar with programming languages such as Python and Rust. This in-office positio ...

Graduate AI Software Engineer Image Recognition

Sigma Recruitment is hiring for a Graduate AI Software Engineer in Newport, United Kingdom. This role offers the chance to develop AI image recognition software while working with experienced professionals. Key responsibilities include programming industrial machines, developing AI models, and providing IT su ...

Senior AI Software Engineer: Coding Agent for Game Dev

A leading tech company in Greater London is seeking a Sr. AI Software Engineer to architect an innovative AI Coding Agent. This role involves leading the development of a tool that accelerates game studio workflows by providing intelligent assistance in coding tasks. The ideal candidate will have over 8 years of ...

Hybrid Factory Data & AI Software Engineer

Dormont Manufacturing Co is seeking a Factory Software Engineer with expertise in data integration and software development. This role, based in the United Kingdom, emphasises collaboration across Thales UK to deliver innovative data solutions and enhance customer satisfaction. Candidates should have over 5 y ...

Remote Data Ingestion & Infra Engineer for AI datasets

Clutch Canada is seeking a skilled Software Engineer to support data collection for model training operations at Speechify. The role involves finding audio data sources and managing cloud infrastructure on GCP with Terraform. Candidates should have 5+ years in software development and proficiency in bash/Pyth ...

Autonomy Backend Engineer — Marine Vessel Systems

Executive Integrity | B Corp® in Swanwick CP is seeking a Software Engineer to support the development of its autonomy platform for unmanned marine systems. The role involves backend software for mission planning, vehicle control, and telemetry. Engineers will have significant ownership and work with c ...

AI Engineer Production RAG, Vector Search & LLM Ops

Dex is seeking a Software Engineer to build a no-code compliance automation platform. Join a lean team to elevate the core AI layer from prototypes to production-ready systems, focusing on designing and deploying RAG pipelines, vector search, and agentic workflows. Responsibilities include ensuring rel ...

Price & Promotions Solution Engineer Remote & Analytics

RELEX Solutions is looking for a Solution Engineer based in Greater London to support software implementation projects across pricing and promotion planning. This role demands expertise in customer-specific configurations and problem-solving skills that translate into value for clients. The ideal candi ...

Staff Engineer, AI Autonomy Apps (Drones & Robotics)

Shield AI is seeking a Software Applications Engineer to provide technical expertise and support during the implementation and use of enterprise software products. This role will involve close collaboration with customers to ensure successful integration of AI & autonomy solutions. The ideal candidate ...

EV Charging Backend & Cloud Engineer

GTS Group Ltd is seeking a Web-Based and Cloud Software Engineer to develop backend services and integrations for their EV charging hardware. You will design software for the web, ensuring security and efficiency while connecting to customer systems. The ideal candidate will have a proven background in ...

Senior Software Engineer, Ads Analytics & Data Pipelines

Roku, Inc. is looking for a Senior Software Engineer in Manchester, UK, to develop scalable APIs and manage big data solutions. Candidates should have 8+ years in software or data engineering, with skills in Apache Spark, Airflow, and a strong foundation in Java, Python, or Scala. The role requires collaboration ...

Data Flywheel Engineer for AI Eval Pipelines

A leading tech firm in Greater London is seeking a Software Engineer to build systems and pipelines that enhance data quality. The role requires over 3 years of experience in software engineering, particularly with Python and SQL. You will have the opportunity to shape how the company measures and improves answe ...

Senior AI Software Engineer – Production Agents (London)

Job Search Place Limited is seeking a Senior Software Engineer to join their AI start-up based in London. This position involves designing and building AI agents that enhance customer interactions and enables businesses across various sectors to leverage cutting-edge technology.The ideal candidate will ...

Full Stack Engineer / Technical Lead

Full Stack Engineer / Technical Lead (Python API JavaScript React) Oxford / WFH to £80kOpportunity to take ownership of the technology strategy, architecture and software platforms that power a growing motorsport and technology business. As the Full Stack Engineer / Technical Lead you wil ...

Full Stack Engineer / Technical Lead

Full Stack Engineer / Technical Lead (Python API JavaScript React) Oxford / WFH to £80kOpportunity to take ownership of the technology strategy, architecture and software platforms that power a growing motorsport and technology business. As the Full Stack Engineer / Technical Lead you wil ...

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