SRE - Site Reliability Engineer

CompanyKeyrock

LocationLondon, England, United Kingdom

Posted At3/5/2026

UK Visa Sponsorship Analytics

Analytics are greyed out due to low classification confidence (33.0%).

Occupation Type

Civil engineers

Occupation Code Skill LevelHigher Skilled

Sponsorship Salary Threshold

£50,400 (£25.85 per hour)

Occupation rate applies

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Description

About Keyrock

Since our beginnings in 2017, we've grown to be a leading change-maker in the digital asset space, renowned for our partnerships and innovation.

Today, we rock with over 240 team members around the world. Our diverse team hails from 45 nationalities, with backgrounds ranging from DeFi natives to PhDs. Predominantly remote, we have hubs in London, Brussels, Singapore and Paris, and host regular online and offline hangouts to keep the crew tight.

We are trading on more than 80 exchanges, and working with a wide array of asset issuers. As a well-established market maker, our distinctive expertise led us to expand rapidly. Today, our services span market making, options trading, high-frequency trading, OTC, and DeFi trading desks.

But we’re more than a service provider. We’re an initiator. We're pioneers in adopting the Rust Development language for our algorithmic trading, and champions of its use in the industry. We support the growth of Web3 startups through our Accelerator Program. We upgrade ecosystems by injecting liquidity into promising DeFi, RWA, and NFT protocols. And we push the industry's progress with our research and governance initiatives.

At Keyrock, we're not just envisioning the future of digital assets. We're actively building it.

Mission statement

Central Infrastructure Team

CIT at Keyrock is responsible for keeping all production systems running smoothly

By leveraging cloud technologies and platform automation to design, build and maintain highly reliable and scalable systems.

We focus on continuously improving the reliability of scalable software systems in accordance with the keyrock internal architecture.

As SREs at the Central Infrastructure Team we help the Engineering team balance speed and stability at scale.

Job Description

We are looking for an experienced Site Reliability Engineer to join our Central Infrastructure Team, focusing on AWS, Kubernetes, and modern DevSecOps best practices.

This role involves designing, implementing, and maintaining highly scalable and resilient cloud infrastructure to support our trading operations.

The ideal candidate will have a strong background in cloud computing, automation, and CI/CD pipelines, ensuring high availability and performance for mission-critical systems.

Key Responsibilities

Cloud Infrastructure Management: Design, deploy, and maintain scalable and resilient infrastructure on AWS using Infrastructure-as-Code (IaC).

Kubernetes Administration: Manage and optimize Kubernetes clusters for containerized applications, ensuring high availability and security.

Automation & CI/CD: Implement and manage CI/CD pipelines for efficient deployment, testing, and monitoring of applications.

Observability & Monitoring: Develop comprehensive monitoring solutions using Prometheus, Grafana, LGTM stack, or similar tools to improve system reliability.

Security & Compliance: Apply best practices for cloud security, IAM policies, and compliance frameworks (SOC2, ISO 27001, etc.).

Incident Response & Performance Optimization: Troubleshoot issues, perform root cause analysis, and implement fixes to optimize performance.

Infrastructure as Code (IaC): Utilize Terraform, Ansible, or similar tools to automate infrastructure provisioning and configuration management.

Collaboration & Knowledge Sharing: Work closely with software engineering, architecture and security teams to promote DevOps culture and best practices.

Disaster Recovery & Reliability Engineering: Design failover and backup strategies to ensure business continuity in the event of failures.

Background And Experience

Bachelor’s degree in Computer Science, Engineering, or a related field.
5+ years of experience in cloud infrastructure, SRE, or DevOps roles.
Interest in or any exposure to trading or similar themes would be desirable (not essential)
AWS Certified SysOps Administrator - Associate: desired.

Competences and personality

Strong expertise in AWS (EC2, S3, Lambda, RDS, VPC, IAM, etc.).
Hands-on experience with Kubernetes (EKS, K3s, or self-managed clusters).
Proficiency in scripting and automation using Python, Bash, or similar.
Experience with Infrastructure as Code (Terraform, CloudFormation, or Ansible).
Familiarity with monitoring, logging, and observability tools (Prometheus, Grafana, Datadog, etc.).
Strong understanding of networking concepts (VPC, Load Balancers, DNS, Firewalls).
Experience with DevOps methodologies, CI/CD pipelines, and GitOps practices.
Experience with high-performance and low-latency (sub millisecond) systems.
Familiarity with serverless architectures and event-driven computing.

Familiarity with Rust compilation processes and techniques.

Willing to collaborate and communicate asynchronously.

Actively look for opportunities to improve the availability and performance of the system by applying the learnings from monitoring and observation

Team spirit, ownership, critical thinking

Exposure to cloud cost optimization and FinOps strategies.

Previous exposure working with Crypto, Traditional Finance (Trad Fi) or Trading would be highly desirable but not essential

Our recruitment philosophy

We value self-awareness and powerful communication skills in our recruitment process. We seek fiercely passionate people who understand themselves and their career goals. We're after those with the right skills and a conscious choice to join our field. The perfect fit? A crypto enthusiast who’s driven, collaborative, acts with ownership and delivers solid, scalable outcomes.

Our offer

A competitive salary package, with various benefits depending on method of engagement (Employee vs Contractor)
Autonomy in your time management thanks to flexible working hours and the opportunity to work remotely

The freedom to create your own entrepreneurial experience by being part of a team of people in search of excellence

Continuing Professional Development plan with learning and certification path in accordance with both the team objectives and areas of interests

As an employer we are committed to building a positive and collaborative work environment. We welcome employees of all backgrounds, and hire, reward and promote entirely based on merit and performance.

Due to the nature of our business and external requirements, we perform background checks on all potential employees, passing which is a prerequisite to join Keyrock.

https://keyrock.com/careers/