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Principal Software Engineer

ImprobableLondon, United KingdomOnsite

At Improbable, we believe that the next revolution in entertainment and society will come from massive virtual worlds. They will create new economies and opportunities globally, changing not just how we play, but how we work and relate to each other. That’s why we’ve made it our mission to build the next generation of technologies for online multi-user games and simulations.
At Improbable, you are surrounded by people who want to improve everything and everyone around them, and who compel you to improve yourself. We’re motivated by the fulfilment of solving hard problems to achieve something profound and transformative.

Venture Builder


Improbable is a Venture Builder. We are working with leaders to create businesses in AI transformation, the metaverse and web3. We both create businesses from scratch and invest in existing businesses. Our central services teams work with ventures to help them achieve success; including early stage prototyping and initial product development where this role sits.

Your Mission 


As a Principal Full Stack Engineer at Improbable, you will work with Ventures to help them get to market faster. You will work with their leadership team, to design, prototype and launch initial versions of their product. This is a hands-on, strategic role where you will collaborate with executives, working all the way from identifying customer problems. Working with our team of AI experts, you’ll leverage your management consulting expertise, industry knowledge, and technical acumen to design impactful solutions that drive significant business outcomes.

What You’ll Be Doing


  • Design, build, and maintain distributed cloud infrastructure services in production
  • Independently scope and lead technical initiatives, laying the groundwork for early-stage products to evolve iteratively
  • Contribute to the product roadmap, help set the vision and strategy for the venture, and act as a sounding board for venture leadership
  • Develop and execute against both short- and long-term roadmaps.
  • Make effective tradeoffs that consider business priorities, user experience, and a sustainable technical foundation
  • Driving alignment with non-technical stakeholders for technical deliverables

Why You’re Made For This


  • Experience working directly with non-technical stakeholders and reporting to non-technical leadership
  • Professional experience maintaining production services

  • Experience with any popular cloud provider (AWS, GCP, Azure)
  • Proficient in some modern programming languages like TypeScript, Python, Go, etc.

  • Professional experience with infrastructure-as-code tools such as Terraform, Salt, and container orchestration technologies
  • Excellent communication, interpersonal, and leadership skills
  • Experience reviewing code to maintain a high standard of code quality across the team 
  • A self-starter mindset, capable of context-switching between various projects, codebases, and concepts
  • A prototype and rapid iteration mentality, using pragmatic delivery methods to have a fast impact and quickly identify the best solution for a problem
  • Able to create tutorials, guides, or other important documentation

While we think the above experience could be important, we’re keen to hear from people that believe they have valuable experience to bring to the role. If you identify with the team and mission, but not all of our requirements, then please still apply.

Life at Improbable

Improbable is dedicated to building powerful technology designed to help solve previously impossible problems and enable the creation of new realities. In gaming and entertainment, Improbable unlocks truly next-generation gameplay through virtual worlds of unprecedented scale, persistence and richness. In other industries, we hope to help answer critical questions through simulations that could lead to a better functioning world. Our platform, SpatialOS, lets developers transcend the limits of regular computation, allowing swarms of servers running in the cloud to cooperate in order to simulate worlds far larger and more complex than any single server could. We are a British technology company proudly building a diverse workforce, driven by a shared desire to improve and achieve extraordinary things. We're crafting technology for the future and fostering a problem-solving culture that embraces innovation through iteration and experimentation.
Thrive Here & What We Value1. Flexibility and autonomy2. Emphasis on diversity, inclusion, and belonging3. Healthy culture4. No discrimination based on protected status5. Contribution from a diverse range of individuals6. Collaborative teamwork7. Proactivity and open communication8. Quick delivery over perfection

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