Senior Platform Engineer (GCP) - London

Join to apply for the Senior Platform Engineer (GCP) - London role at Clavium. We don’t wait for the future — we build it. At Clavium, we’re a forward-thinking software company, creating cutting-edge digital asset management platforms. With offices in London, Málaga and Madrid, we’re building products that give customers maximum security, sovereignty, and control over their digital assets. We operate as a lean and innovative organisation: bringing brilliant solutions to market - using cutting edge, cloud-native technologies.

If you’re passionate about shaping the future of blockchain infrastructure, collaborating with smart, curious colleagues, and making an impact from day one – we’d love to hear from you.

About You

We’re looking for a Senior Platform Engineer who thrives in a collaborative environment. You’re curious and inventive, with a natural drive to explore new ideas and turn them into meaningful outcomes. You enjoy tackling complex challenges, working across disciplines, and contributing to projects that push the boundaries of what’s possible in our Technology & Security team. You thrive in an international and forward-thinking setting and are passionate about shaping the future of digital products and services. You combine creativity with rigour: transforming concepts into real impact for our customers.

As a Senior Platform Engineer at Clavium, you’ll be a key player in maintaining and improving the infrastructure that powers our blockchain platform. You’ll work alongside cross-functional teams to ensure the reliability, performance, and scalability of our systems. Your responsibilities will include:

• Kubernetes Management: Administer and optimise multiple Kubernetes clusters, supporting a variety of systems across multiple private and public cloud environments.
• System Upgrades: Plan and execute upgrades for large, complex systems in collaboration with key staff across multiple sites, ensuring minimal disruption and maximum efficiency.
• Release Management: Oversee technical releases, including managing software deployments, de-risking processes, and reviewing change requests.
• Design Evaluation: Identify and evaluate alternative design options, weighing the trade-offs to ensure optimal solutions.
• Cross-Functional Collaboration: Work closely with engineering teams to ensure seamless integration of systems and services.
• Automation: Drive automation improvements and help refine deployment pipelines to increase operational efficiency.
• Incident Management: Participate in incident response and contribute to the root cause.
• Participate in an on-call rota (typically every 4 to 6 weeks) providing out-of-hours support for critical incidents only – covering weekdays from 5pm to 8am and 24/7 at weekends; non-critical issues are handled during standard office hours.

What you’ll bring

• Deep Kubernetes Expertise: Proven experience managing Kubernetes clusters at scale, including troubleshooting, scaling, and optimising for high availability and performance.
• Cloud Experience: Familiarity with public (GCP, AWS) and private clouds and experience working with containerisation technologies like Docker.
• Infrastructure as Code (IaC): Strong experience with IaC tools such as Terraform, Ansible, or similar.
• Continuous Integration & Deployment (CI/CD) concepts and tools: Experience with Gitlab is highly desirable, with knowledge of build tools (Maven, Gradle), binary repositories (Nexus, Artifactory) and code quality tools (SonarQube).
• Release Management: Experience managing technical releases, coordinating deployments, and mitigating risks in a fast-paced environment.
• Observability & Monitoring: Expertise in observability tools such as Prometheus, Grafana, Fluentd, and Kibana to ensure system health and performance.
• Programming & Scripting: Proficiency in scripting languages (e.g., Bash, Python) and understanding of coding concepts.
• System Administration: Strong background in Linux system administration and network diagnostics.
• Collaboration Skills: Ability to collaborate across teams and geographies, with strong communication skills for both technical and non-technical audiences.
• Problem-Solving Mindset: A strong problem solver who can design scalable, efficient solutions to complex challenges.

A typical day with us

Responsibilities of this role include enabling and leading DevOps principles, improving automation processes, and ensuring the smooth and efficient operation of our deployment pipelines. The ideal candidate will have a deep understanding of software development, system administration, infrastructure design and a passion for continuous integration and continuous deployment (CI/CD) practices and a keenness to lead on projects.

What’s in it for you

• Attractive compensation package, including competitive pay, benefits and allowances.
• 25 days holiday + Bank holidays.
• Hybrid, flexible working.
• Personal Pension Scheme with employer contributions.
• Life Insurance.
• Gym & Fitness Reimbursement Programme.
• Work from Anywhere Scheme.
• My Learning Pocket to support your professional development.
• Language Classes.

Why Join Us?

You’ll be part of a fantastic team made up of talented people driving a new wave of digital innovation and tech product development in the Cloud. At Clavium, we value individuals who bring their unique set of skills and vision to their role, and we give you the freedom to experiment, grow, and actively define both your success and ours. With a flexible working model, competitive benefits, and a culture that values curiosity, discovery, and collaboration at every step, Clavium is a place where passionate people come together to learn continuously, solve exciting challenges and make a meaningful difference to user and customer experience. Your work with us will go beyond outputs and you’ll be building solutions with a lasting impact.

What’s Next?

Interested? Click 'Apply' for this job below and tell us why you’re the right fit for the role. Please include your CV along with a portfolio or GitHub links - if relevant. If selected, you’ll first be invited to a short call with our Talent team, followed by a one-hour technical interview, a one-hour business-focused interview, and a 30-minute call with a function leader. We aim to complete the process within 4 weeks and we’ll be there to support you at each stage.

Equal Opportunity

We’re an equal opportunity employer. We welcome applicants from all backgrounds, identities, and experiences. If you need adjustments at any point, please let us know and we’ll be happy to accommodate.