Senior DevOps Engineer

Xact Placements Limited; Remote; GBP 70,000 - 90,000; Full time

Job summary

A leading cybersecurity firm in the UK is looking for a Senior DevOps Engineer to join their high-growth team. You will be responsible for designing and evolving distributed systems and driving DevOps performance to meet global scaling challenges. The ideal candidate will have significant experience in cloud technologies, especially AWS or Azure, and expertise in infrastructure-as-code practices. This role offers the flexibility of fully remote work within the UK.

Qualifications

• Significant experience building and operating distributed systems at scale.
• Strong cloud background with AWS/Azure experience.
• Proficient with Terraform and Kubernetes.

Responsibilities

• Design distributed, multi-region infrastructure.
• Solve scaling, reliability, and performance challenges.
• Drive DevOps performance across deployment, availability, and recovery.

Skills

Distributed systems at scale

Cloud background (AWS/Azure)

Terraform

Kubernetes

Observability tooling (Prometheus, Grafana, EFK)

Messaging systems (Kafka)

Networking fundamentals

Global architecture

Job description

Senior DevOps Engineer | High-Growth Cybersecurity Scale-Up | Fully Remote (UK based)

An opportunity to join a fast-growing, research‑led cybersecurity scale‑up trusted by global enterprise customers. Backed by strong funding and industry recognition, the business is scaling its platform globally and is looking for an experienced Principal Platform Engineer to help lead that growth. As a Principal Platform Engineer, you’ll be a senior technical leader responsible for designing, scaling and optimising large‑scale infrastructure. You’ll work closely with engineering leadership to ensure systems are resilient, observable and built for global scale.

What you’ll be doing

• Designing and evolving distributed, multi‑region infrastructure
• Solving complex scaling, reliability and performance challenges
• Driving DevOps performance across deployment, availability and recovery
• Improving observability, fault tolerance and operational maturity
• Championing infrastructure‑as‑code, automation and secure‑by‑design practices
• Collaborating across engineering, product and security teams

What they’re looking for

• Significant experience building and operating distributed systems at scale
• Strong cloud background (AWS/Azure), Terraform and Kubernetes
• Experience with observability tooling (Prometheus, Grafana, EFK) and messaging systems (Kafka)
• Solid understanding of networking fundamentals and global architecture
• Comfortable operating at Principal level and influencing technical direction