Senior Platform Engineer - AWS

Senior Platform Engineer Remote - With visits to Leeds office Our talented people are creating the technology of the future. From scheduling to maintenance to keeping people safe, 2.7 million people are helped by our software daily. Technology makes it possible; people make it happen and you could be part of that. The Tracsis Group has grown rapidly, diversifying into related transport technologies, and successfully executing a strategy that has seen it make a total of seventeen acquisitions. Today Tracsis is a leading provider of software, hardware, data analytics/GIS and services for the rail, traffic data and wider transport industries. The Group has c.550 permanent employees serving its growing customer base from offices in the UK, Ireland and the US. The Role We're looking for an experienced Senior Platform Engineer to help design, build and operate our AWS-based platform. As a senior technical contributor within our Platform Engineering function, you'll play a key role in shaping the capabilities that underpin our strategic objectives across Developer Experience, Service Reliability, and Business Agility. You’ll work primarily with AWS (EKS), alongside the CNCF ecosystem, Istio service mesh, ArgoCD, Terraform & Crossplane, and GitLab CI/CD. Experience with GKE or Azure is a plus. You’ll need solid skills in at least one modern language (Python, Go, Java or C#) and strong Linux administration. Key technologies: Observability: Grafana stack, Thanos, Loki, Tempo, Jaeger Security: HashiCorp Vault, IAM, policy-as-code FinOps and cost optimisation What you will do Design, build and support secure, scalable and reliable platform capabilities across AWSDevelop and improve self-service tooling that enables engineering teams to deliver software more efficientlyWork with Kubernetes and cloud-native technologies to enhance our Internal Developer PlatformSupport platform reliability, observability and operational excellence across production environmentsCollaborate closely with development teams to improve developer experience and remove delivery bottlenecksDrive the adoption of Infrastructure as Code, automation and platform engineering best practicesContribute to platform architecture and technical decisions, helping to shape future platform capabilitiesTroubleshoot complex platform issues and support incident resolution when requiredShare knowledge, mentor engineers and help raise technical standards across the team What you'll bring: Strong experience in Platform Engineering, Site Reliability Engineering (SRE) or DevOps roles within cloud-native environmentsProven production experience with EKS, Istio service mesh and GitOps, with exposure to GKE and/or Azure environmentsHands-on expertise with Terraform, Crossplane and GitLab CI/CDStrong Linux administration skills and experience building self-service platform capabilities at scaleGood understanding of security, including Vault and IAM, alongside observability tooling such as Grafana, Thanos, Loki, Tempo and JaegerExperience supporting production platforms, including incident response and operational ownershipA pragmatic engineering mindset with a strong sense of ownership, a passion for automation, and the ability to positively influence and mentor others Our values We’re guided by four core values that shape how we work and collaborate: Progression – continually improving and developing. Integrity – doing the right thing, always. Collaboration – working together to achieve more. Ownership – taking responsibility and delivering with accountability Benefits: Flexible working hours to support work-life balance25 days holiday + bank holidaysCompetitive salaryUdemy Licence for learning and developmentBupa Medical Health careLife assurance (3x basic salary)Enhanced Parental Leave2 volunteering days per yearTusker Car SchemeCycle to work scheme Next Steps Our TA team are committed to responding to all candidates within a reasonable timeframe. Intro call with Talent Team Technical Interview Behavioural Interview Our process is designed for us to understand your skills and experience and to give you the opportunity to find out more about the role, as well as the company. We are committed to building a diverse workforce. Even if you do not tick all the boxes, we would still love to hear from you! If you require any adjustments or additional support during the application and interview process do not hesitate to get in touch.