Job description
Job Title: Platform Lead Engineer
Salary: Up to £140k depending on experience
Location: Cambridge (2/3 days on site)
Industry: Fintech
We’re seeking a Platform Lead Engineer to design, build, and scale AWS-based cloud infrastructure to meet the demands of high-performance, production-grade workloads in the financial sector. This is a hands-on technical leadership role, guiding the Platform team through strategic architecture decisions and operational execution.
As the leader of the Platform team, you’ll drive the architecture of the cloud-native platform, oversee its security and observability, and ensure seamless integration for internal teams. Your mission is to deliver a robust, secure, and scalable platform core to post-trade innovation in a regulated industry.
What You’ll Do Architecture & Engineering
Salary: Up to £140k depending on experience
Location: Cambridge (2/3 days on site)
Industry: Fintech
We’re seeking a Platform Lead Engineer to design, build, and scale AWS-based cloud infrastructure to meet the demands of high-performance, production-grade workloads in the financial sector. This is a hands-on technical leadership role, guiding the Platform team through strategic architecture decisions and operational execution.
As the leader of the Platform team, you’ll drive the architecture of the cloud-native platform, oversee its security and observability, and ensure seamless integration for internal teams. Your mission is to deliver a robust, secure, and scalable platform core to post-trade innovation in a regulated industry.
What You’ll Do Architecture & Engineering
- Lead the design and delivery of AWS cloud infrastructure for mission-critical production systems.
- Develop and evolve the platform’s architecture with a focus on scalability, security, reliability, and operational maturity.
- Build and maintain automation for infrastructure provisioning, CI/CD pipelines, monitoring, and IAM.
- Define platform APIs and integration patterns to streamline adoption by internal development teams.
- Ensure compliance with frameworks and standards including ISO27001, SOC2, and DORA.
- Manage and mentor a multidisciplinary team of cloud engineers and architects.
- Own the platform roadmap, aligning infrastructure goals with product and business strategies.
- Provide expert guidance through architecture reviews, mentoring, and code quality practices.
- Drive engineering best practices around deployment, testing, observability, and security.
- Continuously evaluate and adopt emerging technologies and patterns to improve platform reliability and velocity.
- Partner with engineering leaders and product managers to deliver core infrastructure capabilities.
- Collaborate closely with security, compliance, and operations teams to ensure audit readiness and policy alignment.
- Work with development teams to ensure platform services are reliable, well-documented, and easy to integrate at scale.
- Proven leadership in platform engineering within fintech, SaaS, or regulated environments.
- Deep experience delivering production-grade Kubernetes-based platforms on AWS.
- Strong grasp of cloud-native architecture, including high availability, security, and cost-efficiency.
- Familiarity with event-driven system design and microservice patterns.
- Proficient with infrastructure as code (e.g., Terraform, CloudFormation) and CI/CD tooling.
- Hands-on experience with container orchestration (Kubernetes).
- Knowledge of service mesh architectures, API gateways, and secure service-to-service communication.
- Strong experience with observability tools like OpenTelemetry, Prometheus, Grafana, and Datadog.
- Expertise in IAM and authentication protocols such as OAuth2, OIDC, and SAML.
- Solid coding/scripting skills (e.g., Python, Go, TypeScript).
- Excellent leadership, communication, and mentoring abilities.
- Comfortable working in a fast-paced, mission-driven, and collaborative environment.