Senior / Principal Mechanical Engineer - Hybrid in London

Senior / Principal Mechanical Engineer - Hybrid in London

London Full-Time 60000 - 80000 € / year (est.) Home office (partial)
Addition+

At a Glance

  • Tasks: Lead the design and delivery of innovative mechanical systems in defence and aerospace.
  • Company: Join a cutting-edge engineering firm with a focus on impactful solutions.
  • Benefits: Enjoy flexible working, private healthcare, bonuses, and career development opportunities.
  • Other info: Collaborative environment with a commitment to diversity and inclusion.
  • Why this job: Make a real-world impact while leading complex engineering projects.
  • Qualifications: Strong mechanical engineering background with leadership experience in complex projects.

The predicted salary is between 60000 - 80000 € per year.

Join a cutting-edge engineering environment where your expertise will help shape complex, real-world defence solutions. This is a senior-level opportunity to lead from the front—combining technical depth with leadership impact across high-profile programmes.

Role Overview:

  • Location: New Malden
  • Package: Competitive Salary + bonus + strong benefits
  • Industry: Defence & Aerospace Engineering

What You’ll Be Doing:

  • Leading the end-to-end design and delivery of mechanical and electro-mechanical systems
  • Acting as the go-to technical authority across materials, manufacturing and mechanical design
  • Overseeing complex engineering challenges, ensuring solutions are robust, compliant and production-ready
  • Managing project planning, timelines and technical delivery against quality and cost expectations
  • Reviewing and approving detailed engineering documentation, prototypes and validation activities
  • Collaborating with customers and suppliers to resolve technical challenges and build strong partnerships
  • Mentoring engineers and developing team capability across the wider function
  • Driving continuous improvement, risk management and root-cause analysis initiatives
  • Ensuring alignment with industry regulations, standards and best practices
  • Representing engineering excellence through internal and external engagement

Main Skills Needed:

  • Strong background in mechanical engineering within defence, aerospace or maritime environments
  • Proven experience leading engineering teams and delivering complex hardware projects
  • Expertise across the full product lifecycle—from concept through to in-service support
  • Knowledge of mechanical design standards, materials and manufacturing processes
  • Experience with structural, thermal or dynamic analysis (including FEA)
  • Proficiency in CAD, engineering drawings and technical documentation
  • Familiarity with DFMEA, DFA, DFM and continuous improvement methodologies
  • Experience working with compliant materials and modern manufacturing techniques
  • Strong stakeholder engagement, communication and influencing skills

What’s in It for You:

  • Flexible and hybrid working, including compressed hours
  • Private healthcare and cash health plan
  • Performance-related bonus
  • Holiday buy/sell scheme
  • Ongoing professional development, mentoring and career progression
  • The opportunity to work on meaningful, technically challenging projects with real-world impact

Call to Action:

If you’re nodding along, let’s take the next step.

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Senior / Principal Mechanical Engineer - Hybrid in London employer: Addition+

Join a leading defence and aerospace engineering firm in New Malden, where you will thrive in a dynamic work culture that prioritises innovation and collaboration. With flexible hybrid working options, comprehensive benefits including private healthcare, and a strong focus on professional development, this company is dedicated to fostering employee growth while tackling meaningful projects that have a real-world impact.

Addition+

Contact Detail:

Addition+ Recruiting Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior / Principal Mechanical Engineer - Hybrid in London

Tip Number 1

Network like a pro! Reach out to your connections in the defence and aerospace sectors. Attend industry events or webinars, and don’t be shy about introducing yourself. You never know who might have the inside scoop on job openings!

Tip Number 2

Prepare for those interviews by brushing up on your technical knowledge and leadership skills. Think of real-world examples where you’ve tackled complex engineering challenges. Show them you’re not just a great engineer, but also a fantastic team leader!

Tip Number 3

Don’t forget to showcase your soft skills! Communication and stakeholder engagement are key in this role. Practice articulating your thoughts clearly and confidently, as you’ll need to collaborate with customers and suppliers regularly.

Tip Number 4

Apply through our website! It’s the best way to ensure your application gets noticed. Plus, we love seeing candidates who take the initiative to connect directly with us. Let’s get you on board!

We think you need these skills to ace Senior / Principal Mechanical Engineer - Hybrid in London

Mechanical Engineering
Leadership Skills
Project Management
Technical Authority
Engineering Documentation Review
Collaboration with Customers and Suppliers
Mentoring

Some tips for your application 🫡

Tailor Your CV:Make sure your CV reflects the skills and experiences that match the job description. Highlight your background in mechanical engineering, especially within defence or aerospace, to show us you’re the right fit.

Craft a Compelling Cover Letter:Use your cover letter to tell us why you’re passionate about this role. Share specific examples of how you've led engineering teams and tackled complex projects, so we can see your leadership impact.

Showcase Your Technical Skills:Don’t forget to mention your expertise in CAD, FEA, and other relevant tools. We want to know how you’ve applied these skills in real-world scenarios, so be specific about your achievements.

Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you don’t miss out on any important updates from our team.

How to prepare for a job interview at Addition+

Know Your Stuff

Make sure you brush up on your mechanical engineering knowledge, especially in defence and aerospace. Be ready to discuss specific projects you've led, focusing on the end-to-end design and delivery of systems. This will show that you have the technical depth they’re looking for.

Show Leadership Skills

Prepare examples of how you've successfully managed teams and delivered complex hardware projects. Highlight your experience in mentoring engineers and driving continuous improvement initiatives. They want to see that you can lead from the front!

Engage with Stakeholders

Think about times when you've collaborated with customers and suppliers to resolve technical challenges. Be ready to discuss how you build strong partnerships and communicate effectively. This is key in a role where stakeholder engagement is crucial.

Be Ready for Technical Questions

Expect questions on mechanical design standards, materials, and manufacturing processes. Brush up on your knowledge of DFMEA, DFA, DFM, and any relevant analysis techniques like FEA. Showing your expertise here will definitely impress them!