Graduate Mechanical Engineer - 2026 start date in Croydon

Altrincham, United Kingdom / Brighton, United Kingdom / Croydon, United Kingdom / Manchester, United Kingdom

***This is an opportunity for candidates who have already graduated to join us in 2026***

Mott MacDonald is a global engineering, management, and development consultancy with over 20,000 employees across more than 50 countries and 140+ offices.

We work across incredible global industries, delivering exciting work that is defining our future and making an important societal impact in the communities we serve. Our people power our performance – we succeed when they do. With countless opportunities to collaborate, learn, and grow, the possibilities for excellence are as varied as every individual.

Whether you want to grow as a subject matter expert or broaden your experience with roles across our international community, you’re surrounded by global specialists who want to combine their expertise and champion you to be your best. As a proudly employee-owned business, we benefit our clients, our communities, and each other, investing in creating the right space for everyone to feel empowered, included, and valued. Whatever your ambition, Mott MacDonald is where people come to be brilliant.

Join us as a Graduate Mechanical Engineer and become part of a team that’s driving innovation, sustainability, and safety in our Energy Transition team.

We believe inempowering early careers talentto grow, thrive, and make a real difference. You’ll be supported by experienced mentors, surrounded by diverse teams, and encouraged to bring your whole self to work.

About us

Our Energy Transition business combines deep process engineering expertise with innovative solutions to support the global energy transition. We work with national and international energy companies, governments, and project developers to design and deliver sustainable, efficient systems for the future of energy. As a Graduate Mechanical Engineer, you will get involved with the following:

• Optioneering and cost benefit analysis to support our clients to determine the optimum way to approach their challenges
• Front-End-Engineering-Design (FEED) to progress a concept design to a maturity that can be procured, including cost estimation
• Interface with various global stakeholders ranging from utilities, EPC (engineering, procurement, and construction) Contractors, OEMs (original equipment manufacturers), Investors, Developers, and Government and Regulatory bodies in a fast-paced environment and take part in high-profile projects with dynamic challenges.

What You’ll Gain

• Growth & Development:Structured training, professional development, and support to achieve chartership.
• Mentorship & Community:Be part of a collaborative network that celebrates achievements and promotes wellbeing.
• Impact & Purpose:Work on projects that contribute to energy transition, sustainability, and global progress.
• Diversity & Inclusion:Thrive in an environment that values every voice and fosters belonging.
• Integrity & Trust:Join a team that upholds the highest standards of ethics and responsibility.

Candidate Specification

At Mott MacDonald, we’re looking for curious, motivated graduates who want to make a real difference. Join our purpose-driven teams where your ideas matter, your growth is supported, and your work enhances the world we live in.

To be eligible for this opportunity, you will haveless than 12 months’ relevant experience(excluding placements) and have a Mechanical Engineering degree (obtainedno earlier than 2024).

In your cover letter, you should aim to demonstrate your genuine interest in both the opportunity and in joining Mott MacDonald. You can do this by highlighting any relevant experience or interests—such as modules you've studied, previous work experience, or any research you've undertaken about our company, values, and projects.

We are looking for graduates with the following strengths:

• Proactively takes initiative to complete tasks efficiently and independently.
• Communicates effectively and clearly with clients and colleagues.
• Delivers high quality written work with strong attention to detail and clarity.
• Demonstrates a structured and analytical approach to problem solving.

Our ethos is to develop, train and retain our graduates and therefore we are looking for a long-term relationship with our graduates. For this reason, we cannot accept applications from candidates who would be working under the Graduate visa route or other time-limited visas, (irrespective of visa duration), due to their temporary nature and the requirement for sponsorship under the Skilled Worker route in future.

We continue to welcome applications from candidates who are eligible for alternative immigration routes in the UK, that do not require sponsorship as a Skilled Worker now or in future.

A graduate position should be more than just a job. We know this and so do you. That’s why with our graduate roles, we aim to give you the experience and technical knowledge you need to progress your career.

From the moment you join us, you’ll receive the training you need. You will be assigned a chartered mentor, who will guide you to meet the objectives of your professional training agreement. We’ll support you on your journey to gaining chartered status with your chosen institution.

What else is involved?

You’ll be enrolled onto Accelerate Your Future, a structured three-year soft-skills development programme which develops the strengths that we know graduates need to be successful at Mott MacDonald. It also gives you the opportunity to network and meet other graduates in your cohort. The programme is a mix of residential events, classroom-based learning, virtual webinars, and sustainability and social impact challenges.

In addition to developing your soft skills, we recognise that each persons career goals vary, so when rolling off the programme we provide you with the tools and support to develop your ongoing career the way you wish to. Alongside our vast library of e-learning courses available to you, you can choose which direction you want your career to go in.

Being part of Mott MacDonald means more than just work, there’s a huge range of fun and exciting things that you can get involved in.

From the moment you join us, you’ll have the opportunity to expand your social and professional network, whether it’s meeting other graduates or joining forces with other members of staff from around the company at our annual sports day. Each of our offices have a sports and social committee which will give you the chance to be part of a variety of sports, social and charity events. We’re committed to promoting a strong culture of social responsibility and encourage our staff to play active roles in the local community.

It's worth noting that sports and social committees tend to vary from office to office, so as well as getting involved in what’s already on offer, don’t be afraid to suggest new events or initiatives that you think could be a great addition.It doesn’t stop there. As well as events, you’ll also have access to discounts on cinema tickets, travel, fashion, utilities and much more as part of our company benefits which you can take advantage of the moment you join.

UK Immigration

Mott MacDonald Ltd. are not currently offering sponsorship to candidates under the Skilled Worker visa route in the UK. This decision is as a consequence of the changes made to the Skilled Worker route by the UK Government in April 2024. We continue to welcome applications from candidates who are eligible for alternative immigration routes in the UK, that do not require sponsorship as a Skilled Worker now or in future.

At Mott MacDonald, we believe it makes business sense for you and your manager to choose how you can work most effectively to meet your client, team, and personal commitments. We offer a hybrid working policy that embraces your well-being, flexibility, and trust.

Equality, diversity, and inclusion

We put equality, diversity, and inclusion at the heart of our business, seeking to promote fair employment procedures and practices to ensure equal opportunities for all. We encourage individual expression in our workplace and are committed to creating an inclusive environment where everyone feels they can contribute.

AI Usage

At Mott MacDonald, we see the value AI can bring, but we take a people-first approach to hiring. While AI tools can help candidates prepare and build confidence, every application and hiring decision is reviewed by our recruitment and hiring teams. We encourage the responsible use of AI while ensuring we get to know the real person behind the application.

Accessibility

We want you to perform your best at every stage in the recruitment process. If you are disabled or need any support to enable you to apply or attend an interview, please contact us at reasonable.adjustments@mottmac.com and we will talk to you about how we can support you.

We offer some fantastic benefits including:

Financial wellbeing

• We match employee pension contributions between 4.5% and 7%.
• Life assurance equal up to 4 x your basic salary, with an option to increase the level of cover to 6 x your salary.
• Our income protection scheme provides a financial benefit, as well as absence and return to work support due to long-term illness or injury.
• Flexible benefits, including increased life assurance cover, critical illness insurance, payroll saving and will writing.
• As an independently owned business we share the financial success of the business with all our colleagues in various ways including annual bonus schemes.

Employee Ownership

• Our employee ownership model means no external investors, just us, creating a culture of shared success.
• Our employees have a stake and a voice in our business, giving them a direct connection to our success through our personal and group performance bonuses.
• As your career grows, so does your stake, recognising your long-term impact and contribution.
• Your voice matters, with the opportunity to connect directly with senior leadership through formal channels to help shape our future.
• For our senior roles you will have a direct pathway towards ownership from day one.

Health and wellbeing

• Private medical insurance for all UK colleagues.
• Health cash plan to support you with every day health costs and treatments.
• Access to Peppy, providing free support from menopause experts for all UK colleagues.
• A variety of wellbeing support is available through our comprehensive wellbeing program, including access for you and your family.
• Ability to flex your salary to opt into a wide range of health benefits, many of which can be extended to your family too.

Lifestyle

• A minimum of 33-35 days holiday each year, inclusive of public holidays and dependent on level, with the ability to buy or sell leave through our flexible benefits programme.
• 10 days additional paid leave for Armed Forces Reservists and Cadet Force Adult Volunteers.
• Holiday entitlement increased to a minimum of 35 days after 5 years’ service.
• Variety of employee saving schemes and discounts from high-street retailers.

Enhanced family and carers leave

• Enhanced family leave policies, including 26 weeks paid maternity and adoption leave, and two weeks paid paternity/partner leave.
• Our shared parental leave matches maternity leave meaning we pay up to 24 weeks at full pay.
• Up to five additional days leave are provided for those with significant caring responsibilities, two of which are paid.
• We offer policies and dedicated support to help military families balance service life with career and wellbeing.

Learning and development

• Primary annual professional institution subscription.
• A broad range of opportunities to enhance both technical and soft skills through mentoring, formal training, and self-development options.

Networks, communities, and social outcomes

• Join a wide range of groups including our Advanced Employee Networks which support our LGBTQ+, gender, race and ethnicity, disability, and parents/carers communities.
• We are proud signatories of the Armed Forces Covenant and Gold Award holders in the MOD Employer Recognition Scheme, supported by our dedicated internal Armed Forces Network.