323,658+ Lead Test Automation Engineer Pythonjava Jobs in UK — Top Companies Hiring July 2026

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Senior SRE: Java/Python for Secure Collaboration Platforms

A global financial services firm is seeking a Site Reliability Engineer III to lead the integration of collaboration platforms like Microsoft 365 B2B and Google Workspace. The role includes managing secure external sharing solutions and ensuring platform reliability. Candidates should have a BS/BA and hands-on e ...

Remote Senior Process Safety Engineer – Hazard Analysis

AECOM in Old Woking is seeking an experienced engineer to provide technical design and advisory services to diverse clients. You will play a crucial role in process safety and lead project deliverables effectively. The ideal candidate holds a Bachelor's degree in chemical engineering and possesses sign ...

Senior Mechanical Engineer – Water Infrastructure & Pumping

A leading consultancy in the water industry is seeking a Senior Mechanical Engineer to join their South of England Water team. You will lead the design of mechanical systems for infrastructure projects to ensure water security and environmental resilience. The role involves collaboration across disciplines throu ...

Principal Software Architect – Distributed Platform & AI

A leading tech company in Greater London is seeking a Principal Software Engineer to lead the architectural evolution of their platform. In this hands-on role, you will drive technical initiatives, mentor developers, and design scalable solutions. Ideal candidates have 12+ years of software engineering experienc ...

Senior VCSEL Laser Engineer for Production Grade Arrays

A leading technology firm in optical processing is seeking a Senior Laser Engineer to lead the development of high-performance VCSEL devices for next-generation systems. Candidates should have over 7 years of relevant experience and a degree in a related field. You will collaborate with cross-functional teams to ...

Senior Civil Engineer – Marine & Land Projects (Plymouth)

VolkerWessels UK in Plymouth is seeking an experienced Senior Engineer to lead engineering duties on a significant project. Candidates should have a degree in civil engineering or HND along with comprehensive technical and organizational skills, and must be UK nationals due to security requirements. The role inv ...

Principal Maritime Engineer: Dock & Lock Gates Expert

A municipal engineering firm in the UK is seeking a Principal Maritime Engineer with extensive experience in dock and lock gate design. This role involves developing engineering solutions for maritime structures and offers opportunities to work on impactful global projects. Candidates should have over 15 years o ...

Senior HV Substation Primary Design Engineer Remote

A leading engineering organization in Birmingham seeks a Senior Substation Primary (HV Plant) Design Engineer to lead design projects in energy transmission and distribution. The role requires expertise in electrical engineering, strong interpersonal skills, and experience in primary plant design. The company pr ...

Senior Mechanical Engineer Water Infrastructure (Flexible)

Stantec is seeking a Senior or Principal Mechanical Engineer in the UK water sector to lead mechanical design for critical infrastructure projects. Your role involves managing design for water treatment plants, collaborating with multi-disciplinary teams, and mentoring junior engineers. Join a highly r ...

Senior Frontend Engineer — AI Driven Product Architect

A fast-growing startup is searching for a Senior Product Engineer to lead the design and development of their product. Located near London Bridge, you will have high ownership of tasks and the opportunity to influence the company's trajectory. Ideal candidates will have over 5 years of experience in product engi ...

Principal Vulnerability Engineer LLM Powered Research & Tools

watchTowr is seeking a Principal Vulnerability Engineer in the Greater London area to engage in hands-on vulnerability research and software engineering. You will lead security efforts on critical vulnerabilities, build production-quality tools, and innovate with LLM technologies. Candidates should have 5+ years ...

HVDC Control & Protection Platform Chief Engineer

A leading energy technology firm in Stafford is seeking an experienced Consulting Engineer for HVDC control & protection platforms. In this role, you will provide technical expertise, mentor engineers, and lead significant R&D initiatives. Candidates should have a Master's degree and deep understanding of HVDC t ...

Senior Civil Engineer Development & Infrastructure Delivery

WSP is seeking an enthusiastic Senior Engineer to support the Development Team in Cardiff, focusing on civil engineering for projects across Wales and the UK. You will lead project management tasks on significant developments such as the 50 Storey Central Cardiff Tower and HS2 Curzon Street Station. Th ...

Senior Wastewater Process Engineer — Hybrid Field Deployment

A leading utility provider in the UK seeks a Senior Deployed Process Engineer focused on wastewater management. In this role, you'll ensure compliance with industry standards, lead the development of engineering process standards, and collaborate across multidisciplinary teams. Ideal candidates will have a chart ...

Senior Software Engineer GenAI & AI Products

Tesco in Welwyn Garden City is looking for a Software Development Engineer III to lead in developing and operating GenAI-powered products, including LLM applications and workflows. The role focuses on translating complex issues into production-ready solutions while ensuring reliability and user impact. The candi ...

BMS Project Lead: Building Control Systems

YDU JC Air Cond & Ref Inc.- Dubai is looking for a BMS Project Engineer in Bristol, United Kingdom, to lead advanced building control system projects. The role includes overseeing site teams, ensuring project compliance, and communicating effectively with clients. Candidates should have proven project ...

Senior Reactor System Design Lead (Hybrid UK)

Rolls-Royce SMR is seeking a Senior System Design Engineer to lead the design development of the Reactor System. This pivotal role requires a collaborative mentality and technical leadership, involving the design of various reactor systems. The position offers a salary starting from £53,800 to £66,500, ...

Water/Wastewater Project Design Engineer – Hybrid & Growth

A leading engineering consultancy in the UK is seeking a Project Design Engineer to join a dynamic team focused on water and wastewater projects. You will manage technical and commercial aspects, lead the design process, and work collaboratively with a multidisciplinary team to bring innovative designs to fruiti ...

Senior Full Stack Engineer | Greenfield Builds | Hybrid Leeds

An award-winning technology consultancy in Leeds is seeking a Senior Software Engineer to build modern platforms with a collaborative engineering culture. You will work on greenfield projects utilizing modern technologies such as React, Vue, and Azure. This role offers hybrid working, career progression into Lea ...

Senior Water Infrastructure Engineer Global Projects

A leading engineering consultancy is seeking a Senior Infrastructure Engineer to join their Infrastructure Group in Leeds, focusing on potable water design. You will manage multidisciplinary projects and lead technical designs for water systems, ensuring compliance with standards. The position calls for a strong ...

Electrical Project Engineer – Industrial Controls & E&I

A leading chemical manufacturer is seeking an experienced Project Engineer in Martin, UK. The candidate will lead engineering projects focusing on E&I systems and Modicon PLCs. Responsibilities include managing project documentation, troubleshooting control systems, and ensuring compliance with regulations. Idea ...

Chartered Civil Infrastructure Lead | Roads, Flood Risk & Drainage

Walker Dendle in Bath is seeking a Chartered Senior/Associate Civil Infrastructure Engineer to lead their infrastructure team. The ideal candidate will be a Chartered member of ICE with extensive civil infrastructure design experience, particularly in roads and drainage. Responsibilities include managing a diver ...

Senior Software Engineer AI First Delivery

Attercop Limited. in Cupar Muir is seeking a Senior Software Engineer to lead technical delivery for AI-driven client engagements. This role involves working closely with data scientists and project managers while ensuring quality across the software development lifecycle. Candidates should have a minimum of 4 y ...

Executive AI Governance Platform Architect

JPMorganChase in Bournemouth seeks a Principal Software Engineer to design and build platforms for AI Governance Engineering. The role involves developing best-in-class tooling, integrating compliance into workflows, and mentoring other engineers. Ideal candidates will have extensive software engineering experie ...

Principal Engineer: Next Gen Digital Experiences (Hybrid)

A leading tech company in London is looking for a Principal Software Engineer to lead the technical direction on innovative projects. This senior hands-on role requires expertise in both backend and frontend technologies, system architecture, and strong leadership skills. You will own the technical strategy acro ...

Senior Platform Architect, Agentic AI Platform

A leading fintech company is looking for a Senior Staff Software Engineer to lead the architecture of their agentic platform in the United Kingdom. In this role, you will define architecture, drive shared services design, and provide technical leadership across teams. Ideal candidates will have extensive experie ...

Technical Lead AI Driven Real Estate Software

Orbital is seeking a talented engineer to lead the development of innovative real estate AI solutions. You'll manage product features end-to-end, guide small teams, and utilize technologies like TypeScript, React, PostgreSQL, and Python. This role provides the opportunity to directly influence the evolution of t ...

Staff Software Engineer — Architecture & AI Tooling

Omaze is seeking a Staff Software Engineer to lead the technical direction for their platforms. This role involves establishing engineering standards, leading architecture design, and ensuring technical quality across products. The ideal candidate will have over 10 years of experience in software engineering wit ...

Principal Front End Architect & Platform Leader

Solirius Consulting in Greater London is looking for a highly experienced Principal Front End Engineer to lead the architecture, development, and evolution of web applications. This role combines technical leadership with strategic influence across teams. The ideal candidate will have extensive experie ...

Senior Software Architect – Store Operations

慨正橡扯 is seeking a Principal Engineer in Greater London, who will lead technical direction and engineering excellence. This role demands strong leadership skills, with the responsibility for setting technical strategies and fostering a high-performing engineering culture. Collaborating closely with key ...

FX Payments Tech Lead — Java & Microservices

A global financial services firm is looking for a Lead Software Engineer in Wholesale Payments to design and deliver secure, scalable technology products. This role involves executing software solutions, leading technical initiatives, and working collaboratively with cross-functional teams. The ideal candidate w ...

Electrical Technical Director — Building Services (MEP)

A leading engineering consultancy in the UK seeks an experienced Electrical Engineer to manage and deliver MEP projects. You will lead a team on major projects, ensuring client needs are met while supervising technical and design aspects. The ideal candidate has a relevant engineering degree, experience in MEP p ...

Senior React Native Engineer – Ownership & Impact

Ebury in London is seeking a Senior React Native Engineer to lead the development of their mobile app. You will take ownership of the app's entire lifecycle and collaborate with cross-functional teams to deliver an exceptional user experience. With 7+ years in software development, including React Native, you wi ...

VP, AI Platform Engineer – NLQ & Multi Agent Systems

JPMorgan Chase & Co. is seeking a Lead Software Engineer for AI in Risk Technology to drive AI initiatives and mentor a team. Your role will involve deploying advanced AI solutions, developing multi-agent systems, and collaborating with various teams on NLQ-enabled solutions. Required qualifications include a de ...

Senior Low Latency Rust Engineer Hybrid

Citibank (Switzerland) AG in Greater London seeks a Senior Low Latency Rust Engineer to lead applications systems analysis and programming in the high-performance architectures team. This role demands significant experience in low latency algorithmic trading and Java development. Responsibilities include buildin ...

Python Software Engineer — Trading Platform & Tools

A diversified trading firm in London seeks a Python Software Engineer to join a new team enhancing tools for Traders and Quantitative Researchers. You’ll manage technology needs for proprietary systems, accelerate workflows, and collaborate on innovative solutions in a high-impact role. Ideal candidates possess ...

Senior Modern Workplace Engineer – Hybrid Leader

A leading technology services firm is seeking a Senior Modern Workplace Engineer for a hybrid role based in Nottingham or Sheffield. The ideal candidate will lead a team and support the development of modern workplace solutions. This position demands strong technical expertise in Microsoft Intune, alongside lead ...

AI Engineer Equity & Impact at London AI Startup

An innovative AI startup in London seeks an AI Engineer to drive the development of groundbreaking algorithms that enhance patent generation. Joining a stellar team backed by major investors, you will lead the creation of evaluation pipelines and collaborate directly with the CRO to ensure efficient deployment o ...

Senior Backend Engineer, Fintech Payments & Treasury Remote

A leading fintech company in London seeks a Senior / Lead Engineer to build financial products for cross-border payments. You will design the infrastructure for collections and treasury, ensuring robust systems, leading design initiatives, and collaborating with product managers. Experience in backend systems an ...

Mechanical Associate Director Data Centre Delivery

AECOM is seeking a Mechanical Associate Director to lead delivery in our Technology/Data Centres sector, acting as an ambassador within the EMEA data centre community. The ideal candidate will have a proven track record in Mechanical project delivery and will be responsible for enhancing client relationships. ...

Senior Structural Analysis Engineer Nuclear SMR (Hybrid)

Rolls Royce SMR Ltd. is seeking a Senior Engineer in Structural Analysis in Derby, Warrington, or Manchester. You will lead analysis work for major reactor equipment, ensuring compliance with regulatory and safety standards. This role requires a degree in Mechanical Engineering, strong knowledge of FEA ...

Senior Civil Design Engineer Energy Infrastructure & BESS

Aldwych Consulting Ltd is seeking a Senior / Principal Civil Design Engineer in Epsom, UK, to lead civil engineering solutions for energy infrastructure projects. You will be responsible for designing drainage systems, earthworks, and access roads, working closely with multidisciplinary teams to ensure succes ...

Senior Security Engineer – Secure AI Platform (Remote)

Prolific is seeking a Senior Security Engineer to lead the charge in application security. This role requires a strong foundation in application and product security along with experience in software engineering. You will partner closely with engineers to identify vulnerabilities and ensure a stringent ...

Senior Completions Engineer: Optimization & Intervention

Encore Technologies in Aberdeen City seeks a Senior Completions Engineer responsible for the planning, design, and execution of well completion operations. The role demands substantial experience in completion engineering and the ability to lead projects within the oil and gas sector. Ideal candidates ...

Senior Structural Analysis Engineer Nuclear SMR (Hybrid)

Rolls Royce SMR Ltd. is seeking a Senior Engineer in Structural Analysis in Derby, Warrington, or Manchester. You will lead analysis work for major reactor equipment, ensuring compliance with regulatory and safety standards. This role requires a degree in Mechanical Engineering, strong knowledge of FEA ...

Senior Civil Design Engineer Renewables & Transmission

Orion Group is seeking a Senior Civil Design Engineer to lead civil engineering designs for projects in the Renewables and Power sectors. This role involves responsibility for the full project lifecycle, from design development to construction support, working with multidisciplinary teams. The ideal ca ...

Staff Backend Engineer, Data Platform Remote/Hybrid

Depop is seeking a Staff Backend Engineer – Data Platform to lead the technical vision for our foundational data platform. In this pivotal role, you’ll collaborate with cross-functional teams, ensuring our data systems are innovative, secure, and scalable. The ideal candidate has extensive experience w ...

Senior OCI & Exadata Infra Engineer Hybrid, SC

GTC Recruitment is looking for a Senior Infrastructure Engineer with expertise in Oracle Cloud Infrastructure (OCI) and Exadata for a hybrid role in Blackpool or Newcastle. The position is an initial 2-month contract offering up to £700 per day (Inside IR35) with a requirement for active SC Clearance. ...

Senior Software Engineer – Scalable Apps & AI (Hybrid)

Domestic & General Group in Wimbledon is looking for a Senior Software Engineer to lead technical quality and deliver user-centered solutions. This hybrid role involves working closely with engineers and product teams to build secure and scalable applications. The ideal candidate will have hands-on exp ...

Senior Software Engineer – Scalable Apps & AI (Hybrid)

Domestic & General Group in Wimbledon is looking for a Senior Software Engineer to lead technical quality and deliver user-centered solutions. This hybrid role involves working closely with engineers and product teams to build secure and scalable applications. The ideal candidate will have hands-on exp ...

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