DI Jobs
  • Home
  • Search Jobs
  • Job Board Advertising Packages
  • Post a Job
  • Sign in
  • Sign up
  • Home
  • Search Jobs
  • Job Board Advertising Packages
  • Post a Job

Refine Search
Current Search
Onsite lead mechanical design engineer Greater London
Refine by Categories
Engineering  (44) Information Technology  (13) Executive & Management  (9) Transport & Logistics  (4) Finance  (2) Banking  (1)
Construction & Trades  (1) Consulting & Corporate Strategy  (1) Manufacturing  (1) Pharmaceutical  (1) Scientific  (1) Graduate  (1)
More
Refine by Job Type
Permanent  (33) Full Time  (24) Contract  (8)
Refine by Salary Range
£60,000 - £75,000  (1) £75,000 - £100,000  (1) £100,000 - £150,000  (2) £150,000 - £200,000  (2)
arriva
07 Jun, 2026
Full Time
Skilled Engineer- Nights
arriva Stamford Hill, London N16 5PY, UK
Skilled Engineer (Nights) - Arriva plc Job Summary Arriva plc is seeking a highly skilled and experienced engineer to contribute to the maintenance and improvement of our diverse fleet and infrastructure. This role offers the opportunity to apply advanced technical expertise in a dynamic and challenging environment, ensuring the safe and efficient operation of our services. Job Responsibilities * Perform complex diagnostic and repair work on a wide range of mechanical, electrical, and hydraulic systems within our fleet (e.g., buses, trains) and associated infrastructure. * Lead and mentor junior engineers and technicians, providing technical guidance and support on intricate issues. * Develop and implement preventative maintenance strategies to minimize downtime and optimize asset longevity. * Conduct thorough inspections and testing of equipment to ensure compliance with safety regulations and company standards. * Analyze technical data and fault reports to identify root...
Astute People
02 Jun, 2026
Permanent
Senior Electrical Engineer
Astute People Croydon, UK
Astute's Nuclear Team is partnering with a leading building services consultancy to recruit a Senior Electrical Engineer to join their multi-discipline team. This Senior Electrical Engineer role offers a salary of up to 65,000 plus a car allowance and an excellent benefits package. If you have strong building services experience and enjoy working across surveys, reports, and technical consultancy, then submit your CV to apply today. Responsibilities and duties of the Senior Electrical Engineer role Within this role, you will: Work in a senior role within a multi-discipline mechanical and electrical building services team, providing design, technical advice, and consultancy services Deliver professional consulting services including site surveys, meetings, feasibility studies, due diligence, technical reports, and specifications Manage multiple projects in a co-ordinated manner, ensuring delivery to agreed deadlines and cost requirements Work on your own...
Astute People
02 Jun, 2026
Permanent
Senior Mechanical Engineer
Astute People Croydon, UK
Astute's Nuclear Team is partnering with a leading building services consultancy to recruit a Senior Mechanical Engineer to join their multi-discipline team. This Senior Mechanical Engineer role offers a salary of up to 65,000 plus a car allowance and an excellent benefits package. If you have strong building services experience and enjoy working across surveys, reports, and technical consultancy, then submit your CV to apply today. Responsibilities and duties of the Senior Mechanical Engineer role Within this role, you will: Work in a senior role within a multi-discipline mechanical and electrical building services team, providing design, technical advice, and consultancy services Deliver professional consulting services including site surveys, meetings, feasibility studies, due diligence, technical reports, and specifications Manage multiple projects in a co-ordinated manner, ensuring delivery to agreed deadlines and cost requirements Work on your own...
Dornan Engineering Services Ltd
20 May, 2026
Permanent
Senior Controls & Instrumentation Engineer
Dornan Engineering Services Ltd 39 Holloway Rd, London N7 8JP, UK
Kantor Energy are currently recruiting for a Senior Controls & Instrumentation Engineer to work on various Kantor projects, based in the Kantor/Dornan London Office. Kantor are a specialist engineering contractor, who have been designing and building innovative and sustainable energy systems for clients across the UK and Ireland for over 12 years. We are a wholly owned subsidiary of the Dornan Engineering Group (itself a wholly owned subsidiary of Turner Construction). Dornan are a leading Mechanical, Electrical and Instrumentation contractor with over 600m annual turnover and with projects in Ireland, Mainland Europe, the Nordics and the UK. You will join a hard-working, ambitious, innovative team and you will benefit from a supportive culture, where your ideas and contributions will be recognised. Roles and responsibilities: Detailed design and site engineering for controls systems across a range of scales and types of heat network projects in the London...
Fusion People Ltd
20 May, 2026
Permanent
M&E PACKAGE MANAGER
Fusion People Ltd 39 Holloway Rd, London N7 8JP, UK
M&E PACKAGE MANAGER - MAJOR PROJECTS London 85,000 - 100,000 + Package + Bonus + Benefits Join a leading international construction business delivering some of the UK's most complex and high-profile projects. Due to continued growth and a strong project pipeline across London, an opportunity has arisen for an experienced M&E Package Manager to join the team and support the delivery of major Mechanical & Electrical packages across large-scale developments. This role will play a key part in managing package delivery from pre-construction through to commissioning and handover, ensuring programme, quality, safety and commercial objectives are achieved. The Role Reporting into the Project Lead / Senior M&E Leadership team, you will take ownership of specific M&E packages whilst coordinating with project teams, consultants and subcontractors to ensure successful delivery. Key responsibilities include: Managing Mechanical & Electrical packages...
Dornan Engineering Services Ltd
20 May, 2026
Permanent
Senior Electrical Engineer - Kantor
Dornan Engineering Services Ltd 39 Holloway Rd, London N7 8JP, UK
Kantor Energy are currently recruiting for a Senior Electrical Engineer to work on various Kantor projects, based in the Kantor/Dornan London Office. Kantor is a specialist engineering contractor, that has been designing and building innovative and sustainable energy systems for clients across the UK and Ireland for over 12 years. We are a wholly owned subsidiary of the Dornan Engineering Group. Dornan are a leading Mechanical, Electrical and Instrumentation contractor with over 600m annual turnover and with projects in Ireland, Mainland Europe, the Nordics and the UK. You will join a hard-working, ambitious, innovative team and you will benefit from a supportive culture, where your ideas and contributions will be recognised. Roles and responsibilities: Concept design, detailed design and project delivery electrical engineering across a range of scales and types of heat network projects around the UK, with a focus on the London area. Engagement with supply...
Aldwych Consulting
13 May, 2026
Permanent
Senior Mechanical Engineer
Aldwych Consulting Croydon, UK
Senior Mechanical Engineer - Building Services Croydon Hybrid Working Available An established, employee-owned Building Services Consultancy is looking to appoint a Senior Mechanical Engineer to join its growing Croydon team. With decades of experience delivering innovative engineering solutions across the built environment, the business has developed a strong reputation for technical excellence, sustainable design, and long-standing client partnerships across London and the South East. The company delivers full MEP building services design alongside specialist low carbon and energy advisory services across a broad range of sectors including commercial, healthcare, education, leisure, residential, and industrial developments. What makes this opportunity particularly unique is the company culture and progression pathway. As an employee-owned business, staff benefit directly from the company's success through an annual tax-free bonus scheme, alongside a genuinely collaborative...
Fusion People Ltd
12 May, 2026
Permanent
Principal Electrical Design Engineer
Fusion People Ltd Lambeth, London, UK
Principal Electrical Design Engineer Power Networks, Transmission & Distribution Birmingham B23 3AY or B3 3BY, London W1T 4BJ or SE1 7QJ or Glasgow G2 1RW or G1 3DX Permanent 80,000 to 99,000 plus company pension plus Performance-linked annual bonus. Flexible company pension. Commitment to ongoing training and professional development. Private health insurance (subject to underwriting). Relevant life insurance (subject to underwriting). EV car scheme. Employee discount programme. Ride to Work scheme. Gym allowance. Season ticket loan. Mobile phone allowance You will have: Degree in Electrical Engineering or related discipline Extensive experience in substation layouts and Extra High Voltage systems. HV Primary Plant Design for AIS or GIS substations at 132kV, 275kV or 400kV You will be performing: Single Line Diagrams Layouts, Earthing Short-Circuit (SC) Force Calculations and Mechanical Integrity Calculations You will have:...
Aldwych Consulting
12 May, 2026
Permanent
Senior Mechanical Engineer
Aldwych Consulting 39 Holloway Rd, London N7 8JP, UK
Senior Mechanical Engineer - Building Services London Hybrid Working Available Competitive Salary + Tax-Free Bonus + Excellent Benefits An established, employee-owned Building Services Consultancy is looking to appoint a Senior Mechanical Engineer to join its growing London team. With decades of experience delivering innovative engineering solutions across the built environment, the business has developed a strong reputation for technical excellence, sustainable design, and long-standing client partnerships across London and the South East. The company delivers full MEP building services design alongside specialist low carbon and energy advisory services across a broad range of sectors including commercial, healthcare, education, leisure, residential, and industrial developments. What makes this opportunity particularly unique is the company culture and progression pathway. As an employee-owned business, staff benefit directly from the company's success through an annual...
HISCOX
07 Jun, 2026
Full Time
Technical Data Ecosystem Product Manager
HISCOX London, UK
Job Type: Permanent Build a brilliant future with Hiscox   Company description Hiscox is a diversified international insurance group with a powerful brand, strong balance sheet and plenty of room to grow. Listed on the London Stock Exchange and headquartered in Bermuda (with the bulk of group leadership sitting in London), Hiscox has over 3,000 staff across 14 countries and 34 offices.   Structured by geography and product, Hiscox’s long-held business strategy has helped them grow from a niche Lloyd’s underwriter to an international insurance group with a powerful consumer brand. Hiscox’s Purpose: “We give people and businesses the confidence to realise their ambitions”  The Role Hiscox intends to operate a Data Mesh architecture for supporting Analytics and Integrations across the group. This will be known as “the data ecosystem”. The Ecosystem is being established in 2026 and this role will be a key part of its establishment as well as ongoing maintenance....
HISCOX
07 Jun, 2026
Full Time
Lead ML Engineer
HISCOX London, UK
Job Type: Permanent Build a brilliant future with Hiscox   Role Purpose As a Lead Machine Learning Engineer (MLE) at Hiscox, you will shape and scale our Machine Learning Engineering capability and ensure the successful deployment and operation of ML in production. You will lead the MLE sub-chapter, line manage Machine Learning Engineers, and partner closely with the Head of Data Science, the Data Science sub-chapters and Platform/Group teams to enable scalable, reusable, and well-governed ML solutions. You will be accountable for the MLOps platform, ensuring it is reliable, secure, and continuously evolved and for ensuring our business unit ships ML to production in a scalable way that is reusable across value streams, enabling efficient model maintenance, monitoring, and lifecycle management. Combining deep technical expertise with leadership, you will set standards, uplift capability, and enable squads to deliver robust, production-grade ML systems. Key...
HISCOX
07 Jun, 2026
Full Time
Principal Machine Learning Engineer
HISCOX London, UK
Job Type: Permanent Build a brilliant future with Hiscox   Principal Machine Learning Engineer Location: London/York   Why Hiscox London Market Hiscox London Market sits at the centre of global specialist insurance, tackling some of the most complex and unusual risks in the world. These are not commoditised problems, they demand deep expertise, strong judgement, and increasingly, sophisticated data and machine learning capabilities. We have a strong track record of putting AI into real production use, from augmenting underwriting decisions to shaping future market standards through partnerships and market‑first innovation. This is an environment where advanced ML systems are expected to operate reliably, safely, and at scale, not remain in experimentation. You’ll join a culture that values technical excellence, ownership, and courage, where senior individual contributors are trusted to set direction, challenge thinking, and build platforms that matter. For a...
HISCOX
07 Jun, 2026
Full Time
Lead Data Scientist
HISCOX London, UK
Job Type: Permanent Build a brilliant future with Hiscox   Reporting to:         Re & ILS Head of Data Location:                 London Type:                       Permanent Role Overview The Lead Data Scientist is a crucial member of the extended RE&ILS Tech Leadership Team, responsible for building, leading, and nurturing a highly capable (New) Data Science and Machine Learning chapter. This role facilitates the successful delivery of new AI Cloud-based solutions against our growing list of business use cases (involving complex Data Analytics, Machine Learning, and AI Agent based solutions). You will co-lead the new Data Science chapter with the RE&ILS Head of Data and help ensure its members provide Data Science capabilities and insights to support decision-making across RE&ILS strategic Value Streams. Whilst the chapter grows, you are expected to be hands-on actively helping to architect, design, and build AI or Data Science-based...
citi
07 Jun, 2026
Full Time
Lead Developer – VP – XVA Technology
citi London, UK
Lead Developer – VP – XVA Technology  Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. Equities Tech Equities Technology at Citi is undertaking a bold, multi‑year transformation to build a best‑in‑class global platform across execution, prime, clearing and cross‑product margining. We are re‑engineering our technology estate to achieve...
citi
07 Jun, 2026
Full Time
Java (Kotlin) Developer (Agile, Test-Driven) AVP
citi London, UK
Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. Prime Brokerage Technology provides solutions that underpin the operations of our clients and traders that provide the foundation of our Prime Finance business. This is an area of great opportunity and is a major growth target for Citi – with technology providing the key to unlock this potential....
citi
07 Jun, 2026
Full Time
Core Engineering Java Development Lead – FX Tech (SVP)
citi London, UK
Core Engineering Java Development Lead – FX Tech (SVP) Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. This is a hands-on role for a Java expert who enjoys building high-quality robust and scalable services, shaping technical direction, and working with modern event-driven architectures. You'll play a key role in designing, building and evolving...
citi
07 Jun, 2026
Full Time
Technical Product Manager - Enterprise GenAI Platforms
citi London, UK
We are Citi’s Application, Platform and Engineering team, we are a high-octane, startup-minded group operating within the enterprise. Our mission? Engineering the bank's Generative AI platforms, next-generation AI gateways, and mission-critical, global building blocks. We are building the frontier of enterprise AI, and we operate with the agility, speed, and creativity of a startup, backed by the scale of a global bank.. We are a team of talented engineers, product managers and tech SMEs, taking ambiguous concepts and making them real by engineering cutting edge products at planetary scale! We are looking for a Product Manager who defies traditional boundaries. You won't just manage products; you will build, innovate, and lead. You will wear multiple hats—shifting seamlessly from whiteboarding to product strategy and execution. You need to be hands-on, highly resilient, and ready to get creative to solve unprecedented challenges in the GenAI space. This is a rare opportunity...
citi
07 Jun, 2026
Full Time
Senior Java Automation Engineer, FX eTrading
citi London, UK
Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. Role Overview The Senior Automation Engineer is a senior, hands-on role within the FX eTrading technology stack, responsible for owning backend automation capability, testing delivery, and release quality assessment for assigned applications or functional areas. The successful candidate will...
citi
07 Jun, 2026
Full Time
Lead Pricing Engineer (SVP) - FX eTrading
citi London, UK
About Citi As the world’s most global bank, Citi gives you the tools to be a trailblazer. We’re not just building technology; we’re building the future of banking. With thousands of employees located around the globe, we are an international team encompassing a broad range of teams, roles, and cultures, and we invite you to come and join us! Citi’s technology team supports business operations in 100+ countries, across multiple lines of business spanning both Institutional and retail businesses. The group works to optimize the IT environment by standardizing production platforms, reducing complexity, and introducing innovative solutions that provide new business capabilities, reduce total cost of ownership, and create a competitive advantage for Citi. We want to regularly engage with talented individuals who are passionate about producing clean, testable code as part of a high performing team. We have found this to be way more important than experience in the financial sector....
citi
07 Jun, 2026
Full Time
Lead Java Developer (VP)
citi London, UK
Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech....
  • Home
  • About Us
  • Recruitment Blog
  • Terms & Conditions
  • Privacy & Cookies Policy
  • Employer
  • Post a Job
  • Job Board Advertising Packages
  • Diversity, Inclusion & Equality (ED&I) Articles
  • Sign in
  • Contact Us | Recruiters
  • Job Seeker
  • Find Jobs
  • Upload CV
  • Job Seeker Help & Advice
  • Equal Opportunities Monitoring Form
  • Sign in
  • Contact Us | Jobseeker
  • Facebook
  • X / Twitter
  • LinkedIn
© 2026 DIjobs Limited  |  3rd Floor, 86-90 Paul Street, London EC2A 4NE  |  Company Registration: 13316146  |  VAT No: GB 377358650
Diversity Job Board | Inclusion | Equality | ED&I | DEI | EDI | D&I | DEIB | IDEA | BDI | Jobboard | Vacancies | Diversity Jobs | Careers | Jobsite | Diversity and Inclusion Job Boards | Find a New Job | Job Search with DIjobs