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...

Job Title: Lead Mechanical Engineer - Product Assurance Location: Barrow-In-Furness, Hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will deliver engineering assurance across Maritime Submarines products, ensuring product integrity and compliance across major programmes. You...

Job Title: Lead Mechanical Engineer - Product Assurance Location: Barrow-In-Furness, Hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will deliver engineering assurance across Maritime Submarines products, ensuring product integrity and compliance across major programmes. You...

Job Title: Lead Mechanical Engineer - Product Assurance Location: Barrow-In-Furness, Hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will deliver engineering assurance across Maritime Submarines products, ensuring product integrity and compliance across major programmes. You...

Job Title: Lead Mechanical Engineer - Product Assurance Location: Barrow-In-Furness, Hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will deliver engineering assurance across Maritime Submarines products, ensuring product integrity and compliance across major programmes. You...

Job Title: Lead Mechanical Engineer - Product Assurance Location: Barrow-In-Furness, Hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will deliver engineering assurance across Maritime Submarines products, ensuring product integrity and compliance across major programmes. You...

Job Title: Lead Mechanical Engineer - Product Assurance Location: Barrow-In-Furness, Hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will deliver engineering assurance across Maritime Submarines products, ensuring product integrity and compliance across major programmes. You...

Job Title: Lead Mechanical Engineer - Product Assurance Location: Barrow-In-Furness, Hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will deliver engineering assurance across Maritime Submarines products, ensuring product integrity and compliance across major programmes. You...

Job Title: Lead Mechanical Engineer - Product Assurance Location: Barrow-In-Furness, Hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will deliver engineering assurance across Maritime Submarines products, ensuring product integrity and compliance across major programmes. You...

Job Title: Principal Thermal Mechanical Engineer Location: Cowes, Portsmouth Broad Oak, Great Baddow, 3 days a week onsite We offer a range of flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Up to £77,100 (dependent on skills and experience) Part time & accruing hours available' Please let us know if you would like to discuss these options. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. Role description: The Principal...

Job Title: Principal Thermal Mechanical Engineer Location: Cowes, Portsmouth Broad Oak, Great Baddow, 3 days a week onsite We offer a range of flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Up to £77,100 (dependent on skills and experience) Part time & accruing hours available' Please let us know if you would like to discuss these options. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. Role description: The Principal...

Job Title: Principal Thermal Mechanical Engineer Location: Cowes, Portsmouth Broad Oak, Great Baddow, 3 days a week onsite We offer a range of flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Up to £77,100 (dependent on skills and experience) Part time & accruing hours available' Please let us know if you would like to discuss these options. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. Role description: The Principal...

Job Title: Principal Thermal Mechanical Engineer Location: Cowes, Portsmouth Broad Oak, Great Baddow, 3 days a week onsite We offer a range of flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Up to £77,100 (dependent on skills and experience) Part time & accruing hours available' Please let us know if you would like to discuss these options. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. Role description: The Principal...

Job Title: Principal Thermal Mechanical Engineer Location: Cowes, Portsmouth Broad Oak, Great Baddow, 3 days a week onsite We offer a range of flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Up to £77,100 (dependent on skills and experience) Part time & accruing hours available' Please let us know if you would like to discuss these options. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. Role description: The Principal...

Job Title: Principal Thermal Mechanical Engineer Location: Cowes, Portsmouth Broad Oak, Great Baddow, 3 days a week onsite We offer a range of flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Up to £77,100 (dependent on skills and experience) Part time & accruing hours available' Please let us know if you would like to discuss these options. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. Role description: The Principal...

Job Title: Principal Thermal Mechanical Engineer Location: Cowes, Portsmouth Broad Oak, Great Baddow, 3 days a week onsite We offer a range of flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Up to £77,100 (dependent on skills and experience) Part time & accruing hours available' Please let us know if you would like to discuss these options. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. Role description: The Principal...

Job Title: Principal Thermal Mechanical Engineer Location: Cowes, Portsmouth Broad Oak, Great Baddow, 3 days a week onsite We offer a range of flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Up to £77,100 (dependent on skills and experience) Part time & accruing hours available' Please let us know if you would like to discuss these options. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. Role description: The Principal...

Position: Mechanical Engineer Location: Warrington Start Date: ASAP Hours: 37 hours per week, Monday - Friday Hybrid: 3 days in the office and 2 days home working Mechanical Engineer - Nuclear Projects This role involves supporting the delivery of specialist mechanical engineering work across the full project lifecycle, from concept and FEED through to detailed design, construction support, commissioning, and operational phases within regulated nuclear environments. You will contribute to the design and delivery of mechanical systems and processes, including handling systems, transfer equipment, and specialised process technologies used in controlled or high-active environments. Work will also include technical studies, documentation development, and supplier/subcontractor coordination. Key Responsibilities Deliver and support mechanical engineering studies and project work Contribute to design development from concept through to detailed design and implementation...

Position: Principal Mechanical Engineer Location: Warrington or Abingdon (flexible with location) Start Date: ASAP Hours: 37 hours per week, Monday - Friday Hybrid: 3 days in the office and 2 days home working Mechanical Engineer - Nuclear Projects The Mechanical Engineer will work within multi-disciplinary engineering teams delivering projects across different lifecycle stages, from FEED through to detailed design, commissioning, and operational support within regulated nuclear environments. You will be involved in mechanical design and technical studies, supporting a range of systems including handling equipment, mechanical transfer systems, and process equipment used in high-active or controlled environments. Work will also include design development, technical documentation, and support across construction, commissioning, operations, and decommissioning phases. Key Responsibilities Deliver and manage mechanical engineering studies and design work Produce and...

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...