Job Title: Senior Mechanical Engineer Location: Portsmouth Naval Base working a hybrid pattern We offer a range of hybrid and flexible working arrangements please speak to your recruit...Read More>>.

Mechanical Engineer7 Steel UK CardiffUp to £50,000, plus£2,550 Call Out & 10% Bonus...Read More>>.

Overview In this role you will take ownership of mechanical building-services designs from concept to completion within a collaborative, multidisciplinary team. You will work closely with clients, architects and contractors to deliver pract...Read More>>.

Overview In this role you will deliver mechanical engineering studies for a range of complex projects in a highly regulated nuclear-related environment. You’ll support all lifecycle phases from FEED to commissioning, producing and reviewi...Read More>>.

Overview As Lead Mechanical Engineer in Arup's Water team, you drive the mechanical design and delivery of water and wastewater projects from feasibility to construction. You will lead multidisciplinary teams, shape pumping, treatment and p...Read More>>.

Overview In this role you ensure optimal environmental conditions on site and deliver planned and reactive maintenance for M&E systems. You will assess and improve building performance, working with BGIS and site stakeholders to keep system...Read More>>.

Overview In this role you will lead mechanical building services projects from inception to delivery, acting as the main client contact and ensuring high-quality engineering solutions. You will mentor junior engineers, allocate resources, a...Read More>>.

Overview In this role you ensure reactive maintenance across sites, coordinate with the contract team, and maintain paperwork in the CAFM system. You will support safe working practices, manage consumables and parts, and liaise with clients...Read More>>.

Overview In this role you will lead and grow a nuclear mechanical engineering capability within our multidisciplinary team. You’ll oversee projects from concept to delivery, shaping design and client outcomes. You’ll balance engineering...Read More>>.

Overview In this Senior Mechanical Engineer role, you will design complete mechanical systems and HVAC solutions for data centres, collaborating with cross-disciplinary teams. You will drive concept design through detailed design, ensuring...Read More>>.

Overview In this role you will contribute to the development of next‑gen sensors within Leonardo’s Mechanical Engineering Team. You will deliver compliant mechanical solutions across the full lifecycle, balancing quality, safety and rel...Read More>>.

Overview In this 12-month placement, you will gain hands-on experience across design and construction within the Severn Trent Water framework. You’ll work alongside experienced engineers on live water and wastewater projects, from design...Read More>>.

Overview As a Principal Mechanical Engineer at AECOM Buildings & Places, you will lead the MEP discipline on projects and mentor other engineers, delivering detailed mechanical design with a strong client focus. You’ll balance hands-on de...Read More>>.

Overview As Senior Mechanical Engineer at SEA, you will provide design and development support for mechanical hardware across commercial and military projects. You will collaborate with customers, suppliers and cross-functional teams to del...Read More>>.

Overview In this role you will contribute to the mechanical design of release systems within L3Harris Brighton, leading engineering work packages and shaping robust mechanical architectures. You will work cross-functionally to ensure design...Read More>>.

Overview As Principal Mechanical Engineer, you will lead mechanical design for transformational programmes shaping critical UK infrastructure. You’ll guide cross-functional teams and collaborate with UK and overseas partners to deliver in...Read More>>.

Overview Senior Mechanical Design Engineer sought to design mechanical and electro-mechanical enclosures for specialist semiconductor machinery. You will craft innovative 3D models for plastic injection mouldings and small fabrications, whi...Read More>>.

Overview In this role you will lead mechanical engineering efforts for process plant projects in fine chemicals, pharma, and related industries. You will work within a multidisciplinary team to deliver design, calculations, and construction...Read More>>.

Overview Associate Mechanical Design Engineer at a renowned engineering consultancy. You will lead projects, manage key clients, and guide the mechanical team to deliver across complex building services. You’ll collaborate with the senior...Read More>>.

Overview In this role, you join AFRY’s Energy Division to lead engineering projects across thermal and renewable energy. You will deliver high‑quality design outputs, conduct technical and economic feasibility work, and support project...Read More>>.

Overview In this role you will lead mechanical design and integration for Turbine Island within the Fusion and Modular Nuclear Business Unit. You will collaborate with multidisciplinary teams and suppliers to ensure compliant, fit-for-purpo...Read More>>.

Overview In this role you will lead mechanical services projects with an emphasis on energy-efficient, sustainable design within a collaborative multi-office practice. You will contribute to innovative solutions across sectors, mentoring ju...Read More>>.

Overview In this role, you will lead mechanical design across water and wastewater projects, shaping engineering solutions from feasibility to construction. You’ll mentor teams, coordinate with multi-disciplinary engineers, and ensure ass...Read More>>.

Overview In this role you will lead Front End Engineering for SMRs, AMRs and Fusion projects within Assystem’s Fusion and Modular Nuclear unit. You’ll spearhead optioneering studies and guide a multi-disciplinary design team to deliver...Read More>>.

Overview In this role you contribute to sustainable building design as part of Arup’s Building Engineering team in Southampton. You will develop mechanical designs across new build, retrofit and refurbishment projects, collaborating with...Read More>>.

Overview As Senior Mechanical Engineer, you lead mechanical design for water and wastewater infrastructure, guiding projects from concept to commissioning. You’ll collaborate with electrical, civil, geotechnical, and process teams to deli...Read More>>.

Overview In this role you own mechanical design for avionics and payload installations within a fast-paced aerospace and defence team. You’ll take hardware from concept through qualification to production and collaborate across discipline...Read More>>.

Overview In this role you will lead the mechanical design of water and wastewater projects from concept through commissioning, coordinating with multi-disciplinary teams to deliver safe, compliant solutions. You’ll engage with clients and...Read More>>.

Overview Associate Mechanical Engineer roles in the UK data centre sector offer leadership across multiple mission-critical projects. You will work with directors and senior stakeholders to balance technical oversight with client management...Read More>>.

Overview In this role you will provide technical leadership across major capital projects within UU Design, shaping water and wastewater infrastructure that serves millions. You’ll influence projects from feasibility to handover, driving...Read More>>.

Overview In this role you lead ultra-high-precision mechanical design efforts from concept to production, shaping product direction and technical standards. You mentor engineers and guide cross-functional teams to solve complex problems and...Read More>>.

Overview In this role you will maintain and service on-site plumbing, ventilation, heating/cooling and water systems to keep buildings safe, compliant and operating efficiently. You will be part of a small, static site team on a prestigious...Read More>>.

Overview As Principal Mechanical Engineer, lead the technical discipline across multiple projects, delivering energy-efficient, sustainable building solutions. Mentor junior engineers while contributing to hands-on design work. Build strong...Read More>>.

Overview As a BT Networks Field Engineer, you will safeguard 24/7 network availability by maintaining low/high voltage systems, generators, UPS, cooling, and alarms across BT sites. You will lead by example, share knowledge, and own designa...Read More>>.

Overview As a Responsible Mechanical Engineer at Huntsman Wilton you will safeguard the safe, reliable operation of key production assets within a COMAH top-tier environment. You will be the mechanical authority on site, shaping asset integ...Read More>>.

Overview You will design precision mechanical components for optical systems and verify performance through modelling and prototyping. You will translate optical requirements into manufacturable designs and ensure alignment, tolerancing, an...Read More>>.

Overview In this Senior Mechanical Handling Engineer role, you lead delivery of major infrastructure and engineering programmes at Devonport, working within a multidisciplinary team to oversee mechanical handling, crane systems and dockside...Read More>>.

Overview As a Senior Mechanical Engineer, you will shape the design and delivery of technically challenging projects from concept through to delivery. You will ensure high-quality engineering output and mentor colleagues while coordinating...Read More>>.

Overview In this role you lead the mechanical design strategy for large-scale data centre developments, providing technical leadership and assurance across multiple projects. You influence design direction, establish standards, and mentor e...Read More>>.

Overview In this role you will lead the design and delivery of mechanical building services for complex UK and international projects. You will shape system strategies from inception to completion and drive sustainable, energy-efficient des...Read More>>.

Overview In this role you will lead the design and release of new high-density liquid cooling products within a global, cross-functional development group. You drive technical direction, architecture decisions, and ensure quality standards...Read More>>.

Overview In this role you lead mechanical infrastructure across the Trust’s estate, ensuring safety, resilience and compliance. You will shape standards, risk management and asset performance in a large, clinically critical environment. Y...Read More>>.

Overview In this role you will lead mechanical design on high-profile, multi-disciplinary projects from concept to handover. You will join Cundall’s Edinburgh team, focused on low-energy design and decarbonisation to create energy-efficie...Read More>>.

Overview As a Mechanical Engineer (Water Bias), you will oversee maintenance of mechanical systems with emphasis on water-related infrastructure. You join a large facilities management team in Westminster and collaborate with supervisors an...Read More>>.

Overview In this role you will lead mechanical design efforts within a Birmingham-based consultancy focused on energy-efficient, sustainable building services. You’ll shape ambitious projects by guiding design through concept to completio...Read More>>.

Senior Mechanical Design EngineerWater & Wastewater InfrastructureLocation: St AlbansEmployment Type: PermanentThe OpportunityOur client is seeking an experienced Senior Mechanical Design Engineer to joi...Read More>>.

Select how often (in days) to receive an alert: Job Title: Senior Mechanical Engineer (Specials) Location: Leicester, LEC, GB, LE49JD Business Unit: Taylor Hobson Posting Date: Sep 2, 2026 Job Description: T...Read More>>.

First Military Recruitment Ltd is seeking a Mechanical Engineer in Abingdon to support the Load Assembly Team during shutdowns and undertake general mechanical tasks. Role includes constructing and maintaining vacuum, cooling, pressurised and elec...Read More>>.

We are seeking a self-motivated and collaborative individual to join our Rock Mechanics and Geomechanics Engineering team as a Postdoctoral Research Associate. This role offers an exciting opportunity to contribute to an externally funded research...Read More>>.

First Military Recruitment are currently seeking a Mechanical Engineer to join a client in Abingdon. Primarily to support the Load Assembly Team during shutdown, including preparation for shutdown activities.Secondarily to support general m...Read More>>.