Senior Java Python Engineer Jobs in UK

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Senior/Principal Fire Engineer IEng HRB

Senior Fire Engineer – IEng HRB or CEng (HRB), SOCOTEC Join SOCOTEC's Fire Engineering and Safety team to deliver high‑quality fire engineering consultancy to major clients, focusing on Higher‑Risk Buildings (HRBs). Responsibilities Leading and coordinating building safety ...

Senior / Principal C&I Engineer (Energy)

Role Overview We are seeking a C&I Engineer to join our Low Carbon Team, leading a team of electrical, instrumentation and control engineers in developing designs for a wide range of energy projects, including energy‑from‑waste plants, industrial facilities and carbon capture schemes. The UK Low ...

Senior Data Science Engineer, Sports Modelling

At DraftKings, AI is becoming an integral part of both our present and future, powering how work gets done today, guiding smarter decisions, and sparking bold ideas. It’s transforming how we enhance customer experiences, streamline operations, and unlock new possibilities. Our teams are energized by innova ...

Senior / Principal C&I Engineer (Energy)

Job Description What if you could shape a career as unique as you? At WSP, you can always find opportunities to grow and do what matters to you. Make the most of our global reach to discover new challenges and chances to work with diverse, talented individuals who will help you expand your horizo ...

Senior Rust Backend Engineer, Blockchain Platform

A leading blockchain platform in Greater London is seeking a backend engineer to design and implement high-throughput services using Rust and TypeScript. You will integrate existing systems with new blockchains and maintain systems processing over 1.2 billion operations daily. The ideal candidate has over 5 year ...

Senior AI Platform Engineer — Developer Experience

A forward-thinking energy tech company in the UK seeks a Senior Engineer I to architect and develop their Internal AI Engineering Platform. This role involves leading the deployment of AI tools, designing secure infrastructure, and ensuring high standards in AI development practices. The ideal candidate will hav ...

Senior Engineer I AI Developer Experience

Job Title: Senior Engineer I Location: London, Bristol or Edinburgh (Including Hybrid) Salary: £60,000 - £82,500 Team: Developer Experience Reporting To: Head of Engineering Closing date: Friday 30th March 2026 ...

Senior C&I Engineer, Nuclear Projects

A leading infrastructure services provider in the UK is seeking a C&I Senior Engineer to deliver technical expertise on critical engineering projects. Candidates should have a minimum of 5 years engineering experience, with 3 years in the nuclear sector. The role offers a competitive salary, benefits, and opport ...

Senior/Principal Bridge Engineer — Global Impact

A prominent engineering company in Exeter is seeking a Senior/Principal Engineer to drive the delivery of civil and bridge engineering projects. This role involves mentoring junior engineers, managing bridge design and repair works, and preparing essential documentation. Ideal candidates will have Chartered Engi ...

Senior / Principal Highways Engineer Liveable Places

Job Description What if you could do the kind of work the world needs? At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in a culture that celebrates new idea ...

Senior Ground Systems Engineer – Stratospace Operations

A global leader in aerospace seeks a Principal Ground Systems Engineer in Farnborough. This role involves leading a team in the development of ground control stations crucial for connecting aircraft systems. The ideal candidate has experience in communication systems design, with strong analytical and problem-so ...

Senior Civil Engineer: Water & Wastewater (Hybrid)

Job Description What if you could shape a career as unique as you? At WSP, you can always find opportunities to grow and do what matters to you. Make the most of our global reach to discover new challenges and chances to work with diverse, talented individuals who will help you expan ...

Senior/Principal Civil Engineer (Water / Wastewater)

Job Description What if you could shape a career as unique as you? At WSP, you can always find opportunities to grow and do what matters to you. Make the most of our global reach to discover new challenges and chances to work with diverse, talented individuals who will help you expand you ...

Senior Software Engineer, Backend Services & APIs

Senior Software Engineer, Backend Services & APIs LONDON, United Kingdom Job Info Job Identification 22521 Job Category Software Development Posting Date 03/31/2026, 09:15 AM Locations LONDON, United Kingdom Job Schedule Full time </ ...

Senior Civil Engineer: Water & Wastewater (Hybrid)

A leading engineering firm based in Newcastle Emlyn is seeking Senior and Principal Civil Engineers to join their Regulated Water Asset Design team. This role involves managing project delivery, building client relationships, and mentoring junior engineers. Applicants should have a degree in Civil Engineering an ...

Senior Traffic Signals Engineer — Hybrid Role

A leading engineering firm in the UK seeks a Senior or Principal Engineer to manage traffic signal design projects. This client-facing role includes overseeing the technical delivery of highway consultancy services from inception to completion. Ideal candidates will have relevant experience in traffic signal des ...

Senior Traffic Signals Engineer — Hybrid Role

A leading engineering firm in the UK seeks a Senior or Principal Traffic Signalling Engineer to join their Liveable Places team. You will be responsible for managing traffic signal projects, developing client relationships, and delivering technical services. The role offers flexible hybrid working arrangements a ...

Senior Bridge & Civil Engineer — Hybrid & Impact

A leading engineering firm is seeking a Senior/Principal Engineer in Bristol to drive civil and bridge engineering projects. You will mentor junior team members and ensure project delivery aligns with quality, time, and budget. The role requires practical knowledge in bridge design, maintenance, and project mana ...

Senior / Principal Dams and Reservoir Engineer

Senior / Principal Dams and Reservoir Engineer Reference Cg191 Sector Civil & Structural Engineering, Utilities Global Profit share on top of basic salary BST: 8:00 - 18:00 (Mon/Thurs) 8:00 - 16:00 (Fri) Access Talent Group are recr ...

Senior Active Travel & Traffic Engineer – Bristol

A global infrastructure firm in Bristol is seeking a Senior Highways & Traffic Engineer to lead the design and implementation of transport solutions. The ideal candidate will manage projects from concept to delivery, ensuring sustainable outcomes. Candidates should have a strong background in traffic and Active ...

Senior Software Engineer Navision & Dynamics 365

A leading technology solutions provider in Greater London seeks a Senior Software Engineer to develop business software solutions for large-scale projects. Candidates must have extensive experience with Microsoft Navision and Dynamics 365, understanding web technologies and high-volume systems. The role involves ...

Senior Cloud Engineer AWS, Kubernetes & Terraform

A research-based investment management company is seeking a Cloud Engineer to join their technology team. This role involves designing and managing scalable cloud infrastructure and collaborating with cross-functional teams. The ideal candidate will have over 5 years of experience in AWS and Kubernetes, strong p ...

Senior Test Engineer: Automation & Quality Leader

A prominent testing firm is seeking a Senior Test Engineer to enhance automated testing and quality assurance across various platforms. The role involves designing and maintaining test coverage for UI, API, and integrations, collaborating closely with product teams, and ensuring high standards of performance and ...

Senior VR Engineer (Unreal) — Defense Simulation

A leading defence organisation is urgently seeking an experienced VR Developer to join the team on a permanent basis in Newbury, England. The ideal candidate will have significant experience in the VR domain and be adept with Unreal Engine. You will be responsible for expanding VR environments, enhancing user in ...

Senior Backend Engineer — Scalable APIs & Services

A leading cybersecurity company is seeking a Senior Software Engineer to develop server-side applications and APIs for their FortiDLP platform. This role involves implementing new functionalities, maintaining existing features, and ensuring code quality. Candidates should have 3-5 years of experience in software ...

Senior Rail Systems Engineer & Integration Lead

A leading engineering firm in the UK seeks a Systems Engineer to provide solutions for major infrastructure projects. Responsibilities include leading project tasks, supporting complex integration challenges, and mentoring early career professionals, with expectations of a relevant engineering degree and charter ...

Senior Storage Infrastructure Engineer (AWS, Terraform)

A leading digital experience platform in the UK is looking for a Senior Software Engineer to innovate and maintain its content storage infrastructure. The role requires proven software development and systems engineering experience, with strong AWS and Terraform knowledge. You will design scalable services and w ...

Senior Engineer Hybrid, Lead Microservices & Data

A technology company is seeking a talented engineer to work in their Dundee R&D operation. In this role, you will design and develop full-stack solutions within a micro-services environment, taking ownership from design to production. You should have knowledge in SQL database design, CI/CD, and experience with A ...

Senior Web Platform Engineer Chromium & Security

A leading cybersecurity firm based in Bracknell, UK, is seeking talented engineers for their Web Isolation team. The role involves extending and supporting innovative remote browser technology across platforms with a focus on security. Ideal candidates will possess strong C++ skills, knowledge of networking fund ...

Senior Applied AI Engineer (Manager) TC

Senior Applied AI Engineer (Manager) You will work across a diverse portfolio of clients spanning Financial Services, the Public Sector, and the Private Sector. Our Applied AI Engineering teams deliver production‑grade AI systems in regulated financial institutions as well as government, health, ...

Senior/Principal Fire Engineer IEng HRB

Job Description Senior Fire Engineer – IEng HRB or CEng (HRB), SOCOTEC To support our ambitious growth plans, we need a Senior Fire Engineer to deliver high‑quality fire engineering consultancy to major clients, with a specific focus on higher‑risk buildings (HRBs). Responsibilit ...

Senior Full Stack Engineer Fintech Integrations

A fintech company in Greater London seeks a Senior Full-Stack Developer to spearhead the development of innovative financial applications. You will be responsible for end-to-end application development using TypeScript and collaborating with cross-functional teams. Ideal candidates have 5+ years in full-stack ro ...

Senior Principal Mechanical Engineer Water Sector

Senior Principal Mechanical Engineer – Midlands Are you ready to steer the MEICA strategy for one of the most ambitious eras in UK water history? At Stantec, we aren’t just preparing for the future; we are currently delivering it. With AMP8 well underway, we are managing record-breaking l ...

Senior / Principal C&I Engineer (Energy)

Job Description What if you could shape a career as unique as you? At WSP, you can always find opportunities to grow and do what matters to you. Make the most of our global reach to discover new challenges and chances to work with diverse, talented individuals who will help you expand your horizo ...

Senior / Principal C&I Engineer (Energy)

Job Description What if you could shape a career as unique as you? At WSP, you can always find opportunities to grow and do what matters to you. Make the most of our global reach to discover new challenges and chances to work with diverse, talented individuals who will help you expand your horizo ...

Senior Process Engineer – Water Resilience & Design

A leading engineering consultancy in the UK is seeking an experienced Principal / Senior Process Engineer to join their Resilience Water team. The role involves designing engineering solutions for various water projects, liaising with clients and contractors, and mentoring junior team members. Candidates should ...

Senior DevOps Engineer Cloud Reliability & Automation

A leading educational technology company in Sheffield is seeking a Lead DevOps Engineer to ensure the reliability and performance of their cloud infrastructure. This hands-on role involves collaboration with the CTO and engineering teams to maintain high availability and facilitate rapid feature delivery. Candid ...

Senior/Principal Bridge Engineer Drive Projects

A leading engineering consultancy in the UK is seeking a Senior/Principal Engineer to drive delivery of civil and bridge engineering projects. You will utilize your expertise in bridge design, management, and assessment, guiding junior team members. The ideal candidate will have experience in bridge projects, kn ...

Senior Defence Systems Engineer & Strategy Lead

A consultancy firm in the UK is looking for an experienced Principal Systems Engineer to lead projects in defence and advisory roles. You will manage systems engineering tasks throughout the lifecycle, provide technical assurance, and support business development efforts. Candidates should have strong defence kn ...

Senior Software Engineer, Backend Services & APIs

Senior Software Engineer, Backend Services & APIs LONDON, United Kingdom Job Info Job Identification 22521 Job Category Software Development Posting Date 03/31/2026, 09:15 AM Locations LONDON, United Kingdom Job Schedule Full time </ ...

Senior Systems Engineer RF & EW Integration

A leading engineering firm in Basildon is seeking a Senior / Principal Systems Engineer to work on integrated projects. The ideal candidate will have experience in systems engineering lifecycles and strong knowledge in RF communication systems. Responsibilities include integrating advanced RF systems and ensurin ...

Senior Water Process Engineer Flexible & Collaborative

A leading infrastructure consulting firm is looking for Process Engineers to join their teams in Brighton and Southampton. You will play a key role in developing innovative solutions for clean and wastewater challenges. The ideal candidate will have experience in optioneering and a collaborative mindset. This ro ...

Senior Android Software Engineer, Emerging Markets

Overview Reddit is a community of communities. It’s built on shared interests, passion, and trust and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and ap ...

Senior Modelling Engineer — Scalable Training Platform

A leading training platform for runners in London seeks a Software Engineer to enhance their app by building and improving training features. Applicants should have 3+ years in software engineering, proficiency in Python, and strong algorithm design skills. The role involves collaboration across teams and requir ...

Senior Traffic Signals Engineer — Hybrid Role

A leading engineering firm in the UK is looking for a Senior or Principal Traffic Signalling Engineer based in Cardiff. This role offers hybrid working and involves leading the technical delivery of highway consultancy services, managing projects, and fostering strong client relationships. Candidates should poss ...

Senior / Principal C&I Engineer (Energy)

Job Description What if you could shape a career as unique as you? At WSP, you can always find opportunities to grow and do what matters to you. Make the most of our global reach to discover new challenges and chances to work with diverse, talented individuals who will help you expand your horizo ...

Senior Automation Test Engineer — Hybrid (Edinburgh)

A tech company in Edinburgh is looking for a Senior Automation Test Engineer to design and implement automated testing solutions. The position involves working closely with developers to define test strategies, building automation frameworks, and mentoring team members. Candidates should have experience with Sel ...

Senior/Principal Civil Engineer (Water / Wastewater)

Job Description What if you could shape a career as unique as you? At WSP, you can always find opportunities to grow and do what matters to you. Make the most of our global reach to discover new challenges and chances to work with diverse, talented individuals who will help you expand you ...

Senior Platform Software Engineer – TypeScript & React

A leading technology organization in the UK seeks a talented Lead Software Engineer to develop and maintain innovative communication solutions. You will collaborate with various teams, tackling complex issues using advanced technical skills. A strong background in TypeScript and React is essential, along with ex ...

Senior Traffic Signals Engineer — Hybrid Role

Job Description What if you could do the kind of work the world needs?At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in ...

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    Senior Java Python Engineer Jobs in United Kingdom Job Search Guide, Trends and Insights