Site Reliability Engineer

GSR Markets; Greater London; Hybrid; GBP 70,000 - 90,000; Full time

Job summary

A leading crypto capital markets partner in Greater London is seeking a Site Reliability Engineer to design and support systems across a global trading infrastructure. You will be responsible for managing a multi-regional cloud environment while applying Infrastructure as Code principles. The role requires strong skills in container orchestration and Linux networking, offering a collaborative culture with benefits that include healthcare and hybrid working options. Join us to shape the future of the crypto market.

Benefits

Healthcare

Dental

Vision

Retirement Planning

30 days holiday

Free lunches when in office

Qualifications

• Strong expertise in container security and Kubernetes.
• Knowledge of clusters, storage, Kafka, and multicast.
• Proficiency in Python, Golang, or Rust and IaC tools.
• Familiarity with FluxCD, ArgoCD, and CI/CD pipelines.
• Solid understanding of Linux internals and networking.
• Experience with MySQL and MongoDB.

Responsibilities

• Design, optimize, and support highly available systems.
• Manage a multi-regional cloud environment.
• Integrate and automate physical server inventory with IaC.

Skills

Containers & Orchestration

Distributed Systems & Messaging

Automation & IaC

Continuous Delivery & Config Management

Linux & Networking

Databases

Job description

GSR is crypto’s capital markets partner, helping founders and institutions scale with confidence. With over a decade of specialized expertise, we deliver institutional-grade market making, OTC trading, and strategic venture capital to support growth at every stage.

Our value goes beyond execution. We provide access to liquidity, real‑time market intelligence, and strategic guidance shaped by years operating at the center of global crypto markets. We bridge the gap between traditional finance and digital assets, connecting teams with the capital, market access, and insights they need to build what’s next.

About the Role

We are seeking a Site Reliability Engineer (SRE) to design, optimize, and support highly available systems across our global trading infrastructure. As part of GSR’s SRE team, you will manage a multi‑regional cloud environment while integrating and automating our physical server inventory using Infrastructure as Code (IaC).

You will work across all layers of infrastructure, including:

• Networking & Exchange Connectivity
• Microservice Orchestration & Observability
• Disaster Recovery & Security Optimization

Your mission is to improve reliability, security and performance, underpinning GSR’s success as the world’s premier crypto partner. We value engineers who take ownership and full‑spectrum responsibility for their services, with a deep commitment to crafting lasting, impactful outcomes by designing and implementing robust, accelerative solutions.

Core Skills

• Containers & Orchestration: Strong expertise in container security and Kubernetes (multi‑cluster/global deployment is a plus).
• Distributed Systems & Messaging: Knowledge of clusters, storage, Kafka, Aeron, and experience with multicast or HPC.
• Automation & IaC: Proficiency in Python, Golang, or Rust with experience in IaC tools and immutable infrastructure.
• Continuous Delivery & Config Management: Familiarity with FluxCD, ArgoCD, and custom CD deployments. Strong grasp of CI/CD pipelines.
• Linux & Networking: Solid understanding of Linux internals, cgroups, routing, switching, firewalls, and DNS/service discovery.
• Databases: Experience with MySQL, MongoDB, and database administration (Flyway or Liquibase a plus).

Bonus Experience

• Data center operations
• Crypto, fintech, bare‑metal provisioning or trading experience

What we offer:

• A collaborative and transparent company culture founded on Integrity, Innovation and Performance.
• Benefits such as Healthcare, Dental, Vision, Retirement Planning, 30 days holiday and free lunches when in the office.
• Hybrid working pattern in all of our offices from London, New York, Singapore, Zug and Malaga.
• Regular Town Halls and offsites, team lunches and drinks.
• A Corporate and Social Responsibility program as well as charity fundraising matching and volunteer days.
• Immigration and relocation support where required.

GSR is proudly an Equal Employment Opportunity employer. We do not discriminate based on any legally protected characteristic such as race, religion, color, national origin, sexual orientation, gender identity or expression, or age. We operate a meritocracy—our hiring, promotion, and performance management processes are based solely on business needs, individual merit, and role competence.

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