Build Engineer

Build Engineer

Full-Time 63000 - 84000 £ / year (est.) No working from home possible
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At a Glance

  • Tasks: Design and own Bazel rules, build multi-language pipelines, and optimise CI performance.
  • Company: Fast-growing deep tech company revolutionising AI accelerator hardware and software.
  • Benefits: Competitive pay up to £700/day, hybrid work model, and potential contract extensions.
  • Other info: Dynamic role with huge technical variety and excellent career growth opportunities.
  • Why this job: Shape cutting-edge build systems in a greenfield environment with high ownership.
  • Qualifications: Extensive experience in Software or Infrastructure Engineering and strong Bazel skills.

The predicted salary is between 63000 - 84000 £ per year.

5V Tech are working with a fast-growing deep tech company building a completely new class of AI accelerator hardware and software from first principles. They’re now looking for an engineer to take ownership of Bazel at scale and build the tooling infrastructure that powers the entire engineering organisation. This is a genuinely high-impact role in a greenfield environment, where you’ll help shape the build systems, developer workflows, and CI infrastructure from the ground up.

What you’ll be working on:

  • Designing and owning Bazel rules and extensions
  • Scaling a large monorepo across Python, C++, Rust, SystemVerilog, and ML workloads
  • Building reproducible, multi-language build pipelines
  • Optimising CI performance across large compute clusters
  • Improving the developer experience across engineering teams
  • Contributing upstream to Bazel rules and tooling
  • Working closely with teams across AI/ML, Runtime, Simulation, Compilers, and Hardware

Why this role stands out:

  • Greenfield environment with no legacy systems
  • Huge technical variety across software, ML, infrastructure, and hardware
  • High ownership and visibility across the business
  • Opportunity to define how engineering operates as the company scales
  • Cutting-edge AI and accelerator technology

What they’re looking for:

  • Extensive experience in Software Engineering or Infrastructure Engineering
  • Proficient in working with build systems
  • Strong Bazel experience
  • Python scripting and automation skills
  • Experience building and maintaining CI/CD pipelines at scale

Nice to have:

  • ML pipeline experience
  • GitHub Actions
  • Multi-language build environments
  • Docker / Kubernetes / containerisation experience

Build Engineer employer: 5V Tech

Join a fast-growing deep tech company in London, where you'll have the opportunity to work in a greenfield environment, shaping cutting-edge AI accelerator technology. With a hybrid work model and a focus on employee growth, you'll enjoy high ownership of your projects, a collaborative culture, and the chance to make a significant impact across engineering teams. This role not only offers competitive pay but also the unique advantage of working with diverse technologies in a supportive and innovative atmosphere.

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Contact Details:

5V Tech Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Build Engineer

Tip Number 1

Network like a pro! Reach out to folks in the industry, especially those who work with Bazel or in deep tech. A friendly chat can lead to insider info about job openings that aren't even advertised yet.

Tip Number 2

Show off your skills! If you’ve got a GitHub or portfolio showcasing your work with build systems or CI/CD pipelines, make sure to highlight it. We love seeing real examples of what you can do!

Tip Number 3

Prepare for the interview by brushing up on your Bazel knowledge and be ready to discuss how you’d tackle challenges in a greenfield environment. We want to see your problem-solving skills in action!

Tip Number 4

Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we’re always on the lookout for passionate candidates like you!

We think you need these skills to ace Build Engineer

Bazel
Software Engineering
Infrastructure Engineering
Python
CI/CD Pipelines
Automation Skills
Multi-language Build Environments

Some tips for your application 🫡

Tailor Your CV:Make sure your CV highlights your experience with build systems and Bazel. We want to see how your skills align with the role, so don’t be shy about showcasing relevant projects or achievements!

Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you’re excited about this role and how you can contribute to our greenfield environment. Let us know what makes you the perfect fit for the team.

Showcase Your Technical Skills:When applying, be specific about your technical expertise, especially in Python scripting and CI/CD pipelines. We love seeing concrete examples of how you've tackled challenges in previous roles!

Apply Through Our Website:Don’t forget to apply through our website! It’s the best way for us to receive your application and ensures you’re considered for this exciting opportunity. We can’t wait to hear from you!

How to prepare for a job interview at 5V Tech

Know Your Bazel Inside Out

Make sure you brush up on your Bazel knowledge before the interview. Understand its rules, extensions, and how it integrates with different languages like Python, C++, and Rust. Being able to discuss specific examples of how you've used Bazel in past projects will show your expertise and confidence.

Showcase Your CI/CD Experience

Prepare to talk about your experience with CI/CD pipelines, especially at scale. Be ready to share specific challenges you've faced and how you optimised performance. This is crucial for the role, so having concrete examples will help you stand out.

Demonstrate Problem-Solving Skills

In a greenfield environment, problem-solving is key. Think of scenarios where you've had to design or improve build systems or workflows. Be prepared to discuss your thought process and how you approach complex engineering challenges.

Engage with the Team's Vision

Research the company and their AI accelerator technology. Show genuine interest in their mission and how you can contribute to shaping the engineering operations. Engaging with their vision will demonstrate that you're not just looking for a job, but are excited about being part of their journey.