635,322+ Lead Test Automation Engineer Pythonjava Jobs in UK — Top Companies Hiring June 2026

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Lead Data Science Engineer in Worcester Hewett Recruitment

Lead Data Science Engineer Worcester, United Kingdom Tech stack Data Science Azure Python SQL Science Looking For: Strong background in data science or ML engineering, with leadership or senior-level e ...

Lead Go Engineer: Scale Real Time Search & Delivery

A digital identity verification company in Chester is seeking a Lead Software Engineer to oversee technical design and delivery of their address search products. The ideal candidate will have a solid foundation in software engineering, deep knowledge of GO, and experience with distributed cloud systems. This rol ...

Lead Software Engineer Data Platform in London LinuxRecruit

The core stack focuses on Python, TypeScript, GraphQL, AWS, and Kubernetes. However, we encourage breaking the mold and exploring new technologies if you believe they are superior. The role is hybrid... select the best solution and the technology to get it done; build it, ship it, run it. Jo ...

Lead Software Engineer: High Impact Tech, UK Clearance

A leading defense technology company is seeking a Lead Engineer in Manchester to design, develop, and maintain critical infrastructure solutions. This role requires experience in backend or frontend development, with a strong command of tech such as Java, React, and cloud technologies. The position offers hybrid ...

Senior DevOps Engineer — Azure, IaC & CI/CD Lead

A technology innovator in Brighton seeks a DevOps Engineer to build and manage GitHub pipelines, and cloud-native Azure solutions. You will be responsible for driving DevOps best practices across the business, optimizing deployments, and mentoring engineers. The ideal candidate has experience managing CI/CD pipe ...

Lead C&I Engineer – Low Carbon Energy Projects

A global engineering firm is searching for a C&I Engineer to support their Low Carbon Team in Newcastle upon Tyne. The successful candidate will lead a team of engineers to deliver creative engineering solutions across multiple energy projects. Candidates should possess relevant engineering degrees, ideally be a ...

Lead Full Stack Engineer for Public Sector Transformation

A leading digital transformation consultancy in the UK seeks a Lead Full Stack Software Engineer to take ownership of complex public sector solutions. You will guide teams through architecture, design, and delivery. The ideal candidate has extensive experience with .NET, Java, or Python and excels in Agile envir ...

Senior Java & AI Lead Engineer for Payments Platform

JPMorganChase in Glasgow is seeking a Lead Software Engineer to develop high-performing payment solutions in a fully cloud-based application. The role involves building new payment flows, coding, and ensuring operational stability in a collaborative, agile environment. The ideal candidate will have extensive cod ...

Senior Network Security Engineer: Real Time Incident Lead

Bright Purple is hiring a Senior Network Security Engineer in Scotland with occasional travel to Edinburgh. This role involves owning incidents across ITIL-aligned workflows and leading responses to DDoS attacks. You will work closely with customers and drive operational improvements while mentoring junior en ...

Fintech Lead Software Engineer — Hybrid Belfast, Architecture & Scale

A global FinTech organisation is seeking an experienced Lead Software Engineer to shape architecture and lead technical teams in Belfast. This role offers the chance to design scalable solutions and deliver high-impact systems. Candidates should have extensive experience in software engineering, with a strong tr ...

Lead Full Stack Engineer | JS/PHP, Node & React

Track24 is seeking a skilled Lead Engineer to join their team in Greater London. You will be responsible for delivering new features to the AtlasNXT platform while supporting legacy systems. The ideal candidate will have robust experience as a Full Stack JavaScript/PHP Engineer, along with technical leadershi ...

Senior Lead Python Engineer Rates Risk & PnL (Athena)

JPMorganChase is looking for an experienced Senior Athena Python Rates Senior Lead Software Engineer to join our development team in Greater London. This role requires hands-on Python development skills and a strong financial services background to support Rates Risk and PNL business deliveries. Candidates will ...

Senior Lead Python Engineer Real Time Trading & Risk

JPMorganChase is seeking a Senior Lead Software Engineer for their Credit Trading - Realtime Risk team in Greater London. In this pivotal role, you will deliver secure, scalable technology products while working closely with talented professionals. Responsibilities include providing technical guidance, developin ...

Java Lead eSoftware Engineer Equities Algo Trading VP

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 Equities Trading Technology Organization, you are an integral part of an agile team that works t ...

Payments Senior Lead Software Engineer Java / Spring Boot

As a Lead Software Engineer at JPMorgan Chase within the CIB Payments Technology Team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. As a core technical contributor, you are responsible f ...

Lead Backend Java Engineer — Build Scalable, Secure Apps

Fairygodboss is seeking a Lead Software Engineer to join JPMorgan Chase's Commercial & Investment Bank team in Greater London. This role requires strong Java skills to develop innovative software solutions, enhance production code, and lead engineering evaluations. The ideal candidate will have at leas ...

Lead Java Software Engineer in FX Payments tech

Join us to shape the future of payments technology and make a real impact on your career. As part of our agile team, you'll help build trusted solutions that power global transactions. You'll have the opportunity to grow your skills, collaborate with talented colleagues, and contribute to a culture of incl ...

Lead AI Engineer Build Next Gen AI Systems

A pioneering AI-first company in the UK is seeking an AI/ML Developer to design and optimize innovative advisory products. The ideal candidate will have over 3 years of experience in AI/ML development, strong programming skills in Python, and familiarity with TypeScript. This role offers a competitive salary and ...

Lead React/TypeScript Engineer AI Driven Frontend Leader

Experian is seeking a Lead Software Engineer to join their engineering team in Nottingham. This role focuses on leading the design, implementation, and continuous improvement of scalable software solutions. The ideal candidate will have a strong background in React and Typescript, collaborating with stakeholders ...

Lead Software Engineer (Python/Java) Cloud & CI/CD

A leading financial services company is seeking a Lead Software Engineer in Glasgow to enhance and deliver technology products. The ideal candidate will have experience in software engineering concepts, proficient in Python/Java, and a strong understanding of agile methodologies and CI/CD practices. Responsibili ...

Hybrid AI Solutions Engineer Generative AI & LLM Lead

A technology solutions company based in Manchester is seeking a UK Applied AI Solution Engineer. The role involves building AI-powered solutions, consulting with clients, and leading technical projects. Candidates should have strong experience in AI solution development, particularly with large language models, ...

Senior Lead Software Engineer Python, Data, Cloud, AIML

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Senior Lead Software Engineer at JPMorgan Chase within the Commercial & Investment Bank's Markets Research Technology team, you serve as a seasoned member of an agile team to desig ...

Senior EC&I Engineer | Nuclear Design & Safety Lead

NRL is seeking Senior EC&I Engineers to join Tenet Consultants Ltd in Warrington. Candidates will be involved in exciting design and engineering projects primarily in the nuclear industry, requiring experience in highly regulated environments. The role offers both contract and permanent positions, comp ...

Senior Full Stack Engineer Lead Public Sector DX

Informed Solutions is seeking a Senior Full Stack Software Engineer based in the UK to lead digital solution delivery that impacts the public sector. This role involves designing, building, and delivering complex digital solutions, collaborating with a high-performing team using technologies such as .NET, Jav ...

Senior Fire Engineer – HRB Safety Lead (Hybrid/Remote)

SOCOTEC UK & Ireland is seeking a Senior Fire Engineer to join their Building and Real Estate Division. This role focuses on Higher-Risk Buildings, providing high-quality fire engineering consultancy. Responsibilities include leading building safety case development, preparing fire appraisal reports, and conduct ...

Senior River & Coastal Engineer – Flood Risk & Habitat Lead

A leading engineering firm in Cambridge is seeking a Senior or Principal Civil Engineer to join their Rivers and Coastal Management team. The role involves designing and managing crucial flood risk management projects, coordinating with various stakeholders, and mentoring junior staff. Candidates should have a d ...

Lead HVDC Systems Engineer for Global Grid Innovation

GE Vernova is looking for a Principal Engineer – HVDC Systems Engineering based in Stafford, UK or Berlin, Germany. This permanent position involves leading the technical solution for HVDC projects, developing integrated designs, and managing key high-voltage equipment. The role requires expertise in electrical ...

Senior Lead Software Engineer – Java, Scala, Big Data

As a Senior Lead Software Engineer at JPMorgan Chase within the Corporate Technology - Liquidity Risk line of business, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Drive significant bus ...

Lead C# .NET Engineer – Fintech Desktop Platform (Hybrid)

Client Server is looking for a Lead Software Engineer / Developer (C# .Net) in Reigate. This role involves leading multiple Agile teams and managing a complex desktop insurance platform. Candidates should have a strong background in C# .Net backend development, technical leadership, and modern software practices ...

Senior Full Stack Engineer – Cloud & Incident Response Lead

A technology firm in Leeds is looking for a Senior Full Stack Engineer to support and enhance a diverse range of applications. You will handle business-as-usual operations and contribute to complex incident management. The ideal candidate should have strong knowledge in Java, Python, NodeJS, or C#, and experienc ...

Senior Rail E&P Engineer – Fixed Plant Lead

WSP in the UK & Ireland is seeking a Senior/Principal E&P (Fixed Plant) Engineer to join the Rail Engineering Services team in Birmingham. In this role, you will lead the Fixed Plant aspects of rail engineering projects, ensuring designs meet industry standards while managing client relationships. The ideal cand ...

Senior Network Security Engineer — Lead, Secure & Optimize Networks

Entrust Corporation is seeking a Principal Network Engineer in Newbury, UK, responsible for developing and maintaining secure networks. The role involves mentoring engineers, implementing network security measures, and collaborating with network architects. Ideal candidates will have a degree in Comput ...

Lead Full Stack Engineer: Cloud, React & Clojure (London)

WorksHub is looking for a Lead Software Engineer in London to manage and guide teams in developing scalable full stack systems. The role requires experience with Clojure, k8s, AWS or GCP, and involves hands-on work with a diverse tech stack including Java, Python, React, and Terraform. This position of ...

Lead Cloud QA Engineer AWS/Kubernetes Hybrid London

A leading tech consultancy in London seeks a Lead Quality Engineer to drive best practices in cloud platforms. The role involves collaborating with a team to enhance quality and mentoring junior engineers. Our ideal candidate has extensive experience in quality engineering, particularly with AWS and Kubernetes, ...

Senior React Native Engineer — Lead Mobile & Web UX

Java Script Works is seeking a Senior Member to take charge of enhancing customer-facing experiences across our mobile app (React Native) and web platforms (React). This high-impact role requires a strong grasp of modern JavaScript/TypeScript and experience in developing React Native applications. The ...

Senior Software Engineer: Lead Cloud Microservices in Energy

A leading energy solutions firm is seeking a Senior Software Engineer based in Oxford to deliver innovative cloud-based software solutions. The role involves architectural decision-making, mentoring junior engineers, and collaboration with stakeholders to drive innovation. Candidates should have substantial expe ...

Senior Lead React Engineer – Frontend for Trading Tech

A leading global financial services firm in London seeks a Senior Lead Software Engineer to join an agile team focused on enhancing and delivering top-notch technology products. The successful candidate will have 5+ years of experience, excel in software engineering concepts, and bring practical cloud-native exp ...

Senior Software Engineer – Unity/C#, Lead Features & Scale

Zynga seeks a Senior Software Engineer in Greater London to lead complex projects and develop scalable software solutions. You will mentor junior engineers while ensuring high standards of performance and security. A strong background in C#, Unity, and analytical skills is essential. The position offers a highly ...

Lead AI & ML Engineer — Production ML Pipelines (Hybrid)

A leading banking group in the UK is seeking a Lead AI & Machine Learning Engineer to design and implement advanced AI solutions. You will be responsible for optimizing machine learning models and ensuring their smooth operation in production environments. This role requires collaboration with various teams to d ...

Senior Azure Data Engineer Platform & CI/CD Lead

Hippo Digital is seeking a proactive Senior Azure Data Engineer to enhance our Managed Services team. You will work on cloud-based solutions to ensure robust data environments for clients. Key responsibilities include supporting data solutions, leading development practices, and maintaining client rela ...

Lead C# Software Engineer in London Quant Capital

Lead C# Software Engineer London, United Kingdom Posted 11 months ago Requirements Strong software analysis, design, and development skills Minimum 5 years of professional experience in C#, Python, C++, or Java Knowledge of relational da ...

Senior Full Stack Web Engineer – Tiger Team Lead

Catapult Sports is seeking a Senior Full-Stack Software Engineer to lead the transition to modern web applications. This role involves productizing core utilities, innovating workflows, and establishing engineering standards while mentoring peers. The ideal candidate will have deep expertise in React, ...

Senior Software Engineer — Hybrid (Payments Tech) & Tech Lead

Edenred PayTech seeks a Senior Software Engineer to join their hybrid team in Swindon/London. The role involves designing, implementing, and testing new features while mentoring junior engineers, contributing to technical excellence, and ensuring adherence to quality standards within a fast-paced environment. En ...

Senior Full Stack Engineer — Lead AI Powered Applications

BlackRock, Inc. is seeking a highly skilled senior full stack engineer to join our dynamic team in Greater London. The ideal candidate will have a robust technical background in Typescript, React, NextJS, and Python, leading projects that are critical to our operations. The role involves designing high ...

Senior D365 F&O Engineer & Finance Tech Lead

A leading technology company in London is seeking a Dynamics 365 Developer to optimize finance operations and enhance customer experiences. As part of a diverse D365 team, you will lead projects and mentor team members while developing solutions tailored for the retail industry. The ideal candidate has over 6 ye ...

Lead UX Engineer for AI Startup Hybrid London

A leading recruitment agency is seeking a Senior Principal Consultant to lead the UX team for an exciting start-up in the AI space. This hybrid role requires a strong background in design principles and collaboration with cross-functional teams. You will be a technical decision-maker on new projects, contributin ...

Principal Electrical Engineer Design Lead for Global Projects

ARCADIS is looking for a Principal Electrical Engineer in Newcastle Emlyn to deliver innovative electrical design solutions on exciting projects. You will lead the design and manage teams, ensuring integration with other disciplines while presenting technical solutions to clients. The ideal candidate h ...

Principal Electrical Engineer Design Lead for Global Projects

ARCADIS is seeking a Principal Electrical Engineer in Greater Manchester to deliver innovative electrical design solutions. You will lead teams on exciting projects while collaborating with various disciplines to ensure integration of overall designs. The ideal candidate will have a BSc/BEng or MSc/MEn ...

Principal Electrical Engineer Design Lead for Global Projects

ARCADIS is seeking a Principal Electrical Engineer in Birmingham to deliver innovative electrical design solutions on exciting projects. You will lead the electrical design on large projects and collaborate with various design disciplines to ensure successful integration. The ideal candidate should hol ...

Principal Electrical Engineer Design Lead for Global Projects

ARCADIS in York and North Yorkshire is seeking a Principal Electrical Engineer who will lead electrical design on major projects and manage a team. You’ll work on exciting designs with a focus on sustainability and efficiency, collaborating with various engineering disciplines. The ideal candidate will ...

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    Lead Test Automation Engineer Pythonjava Jobs in United Kingdom Job Search Guide, Trends and Insights