Infrastructure Engineer

🔒 Confidential Employer
Posted 7 May 2026
LOCATION
London
TYPE
Full-time
LEVEL
Mid-Senior level
SALARY
£250,000 / year
CATEGORY
IT Support & Infrastructure
Sponsorship confirmed in this job posting

SKILLS

AWS Terraform PostgreSQL Python Docker CI/CD Software Security Cloud Networking

FULL DESCRIPTION

Infrastructure Engineer

[Employer hidden — sign up to reveal] is hiring an Infrastructure Engineer to design and maintain AWS cloud infrastructure, build CI/CD pipelines, ensure reliability and security, and support AI workloads. This is a full-time, on-site role in London offering $120K-$250K with visa sponsorship.

About the role

Are you passionate about AI and eager to work on groundbreaking projects? Do you want to be a major part of a rock-star team in a rapidly growing startup? We are looking for super-talented infrastructure/SRE engineers to help us build and secure the backbone of our products extremely fast. You’ll be joining the most lean, talent-dense, and fast-moving engineering team in London.

You’ll be responsible for:

  • Owning our cloud infrastructure. Design and maintain our AWS environment using Terraform, ensuring reliability, scalability, and cost efficiency.
  • Multi-region deployment and tenancy. Build infrastructure patterns that let us spin up fully isolated environments across different regions and support single-tenant customers.
  • Creating and improving CI/CD pipelines. Enable the team to ship safely and quickly using GitHub Actions, Docker, and modern deployment strategies.
  • Observability and reliability. Instrument metrics, logs, and traces with OpenTelemetry, Datadog, and Grafana to detect and resolve issues before users do.
  • Optimising for performance. Tune autoscaling, network routing, and load balancing to handle AI workloads with low latency and high throughput.
  • Infrastructure excellence. Drive best practices in monitoring, deployment, fault tolerance, and incident management.
  • Collaboration. Work closely with application engineers to make sure our infrastructure supports rapid iteration and reliable scaling.

Who you’ll work with

Sanj (Chief Research Officer and co-founder), Chris (CEO and co-founder), Angus (CTO and co-founder), and the rest of the super talented team of AI researchers, software engineers, patent attorneys, and go-to-market experts.

What you bring

Must haves:

  • 5+ years owning cloud infrastructure at scale (AWS preferred).
  • Expert with Infrastructure as Code (Terraform or similar).
  • Proven track record building and maintaining CI/CD pipelines.
  • Strong understanding of cloud networking, autoscaling, and load balancing.
  • Solid understanding of security best practices (IAM, networking, incident response).

Preferred haves:

  • Experience with ECS or container orchestration.
  • Experience with distributed task queues / worker systems (Celery, Sidekiq, Resque, SQS, etc.).
  • Familiarity with observability stacks (Datadog, Prometheus, Grafana, Sentry).
  • Strong Python skills.

Nice to haves:

  • Experience with AI/ML infrastructure.
  • Background in offensive security or CTFs.

What we offer

  • Competitive base salary depending on skill and experience.
  • Significant equity; we want you to take ownership in [Employer hidden — sign up to reveal] and share in the success that lies ahead.
  • Full visa sponsorship.
  • Opportunity to work with a super smart and ambitious group of people building something people want.
  • Private medical insurance.
  • Free meals.

About [Employer hidden — sign up to reveal]

[Employer hidden — sign up to reveal] is the fastest-growing startup transforming the IP landscape. Their AI platform manages everything from invention harvesting and patent generation through to litigation and licensing. Growth: 20-30% MoM revenue growth; selling to 400+ global IP teams across 6 continents; 8 figures of ARR. Backing: $55M from YC, 20VC, Microsoft, Thomson Reuters, and founders of top companies. Impact: 50-90% efficiency and quality improvements. See the Series B announcement. Come join the rocket ship

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