Platform Engineer

Location: Bermondsey, London (Hybrid)
Salary: Depending on experience (£60000-£70000) + Bonus+ Benefits
Years Experience: 5 years in relevant experience
Job Type: Permanent, Full-Time
Working Pattern: Monday to Friday
Start Date: ASAP

About the role

As a Platform Engineer, you will be responsible for the management, reliability, performance, and continuous improvement of our Kubernetes infrastructure. You’ll play a key role in operating and enhancing our Kubernetes environments, containerised workloads, CI/CD pipelines, and cloud infrastructure.

This is a hands‑on role suited to someone who enjoys solving complex technical challenges, improving platform resilience, and enabling development teams to deliver software efficiently and securely.

About you

• Strong experience administering and supporting AWS cloud environments.
• Hands‑on experience with Kubernetes in production environments.
• Strong understanding of container technologies including Docker and Kubernetes.
• Experience managing cloud‑native applications and microservices architectures.
• Experience with Infrastructure as Code tools such as Terraform or CloudFormation.
• Knowledge of CI/CD platforms and deployment automation.
• Experience with monitoring and observability tools such as CloudWatch, Prometheus, Grafana, ELK, or similar.
• Good understanding of Linux systems administration.
• Experience troubleshooting complex application and infrastructure issues.
• Knowledge of networking principles including DNS, load balancing, firewalls, and TLS/SSL.
• Experience working within DevOps or Site Reliability Engineering practices.
• Experience with Amazon EKS.
• Exposure to GitHub Actions, GitLab CI, Azure DevOps, or Jenkins.
• Knowledge of security best practices within AWS and Kubernetes.
• Experience with Helm, ArgoCD, or other GitOps tooling.
• Familiarity with PostgreSQL, MySQL, or other database technologies.
• Experience supporting SaaS platforms.
• AWS certifications such as AWS Solutions Architect or AWS SysOps Administrator.
• Kubernetes certifications (CKA, CKAD, or similar).

What we offer

• Hybrid office/home working arrangement
• Central London location: Bermondsey office, 5 minutes from London Bridge Station.
• Training and certification support.
• Opportunity to influence the future direction of our cloud platform.
• Exposure to modern AWS and Kubernetes technologies.
• Friendly and collaborative working environment.
• Other Benefits:
• Company pension and pension salary sacrifice options
• Income Protection Insurance

Working hours

Full‑time, 37.5 hours per week. We are currently working on a flexible hybrid workplace basis.

About Sinara

Sinara is a well‑established London‑based software house providing software development services and software products to exchanges, financial institutions and market data vendors. We combine strong technical expertise with a pragmatic, flexible approach to deliver and support business‑critical IT systems. We are based just south of Tower Bridge and are well located in the thriving Bermondsey district with excellent transport links including quick and easy access to London Bridge.

We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, age, religion or belief, sexual orientation, or relationship status.