Event Driven Software Engineer

Salary: £? - ? per year

Requirements:

• Proven experience delivering large-scale event-driven systems in production.
• Strong hands-on Kafka experience, including partitioning, consumer groups, ordering, schema evolution, retention and replay.
• Strong hands-on Flink or equivalent stream-processing experience, including stateful processing, checkpoints, back-pressure and delivery semantics.
• Excellent software engineering skills, with strong knowledge of clean code, design patterns, microservices, TDD/BDD and performance engineering.
• Strong cloud engineering experience, ideally AWS.
• Demonstrable experience building robust automated testing strategies and driving a quality-first engineering culture.
• Strong understanding of scalability, performance, bottlenecks and cost optimisation at high volumes.
• Multi-cloud telemetry/log collection experience across AWS, Azure and GCP.
• Terraform and Infrastructure as Code.
• Strong CI/CD and automated deployment experience.
• Experience contributing to cloud/application architecture while remaining hands-on technically.
• Observability and SRE practices.

Responsibilities:

• Build high-volume, event-driven data ingestion pipelines across multiple cloud service providers.
• Design and engineer streaming solutions using Kafka and Flink, with Java-based services and jobs.
• Deploy and operate cloud-based services with a focus on scalability, resilience, security and observability.
• Contribute to technical architecture covering event schemas, partitioning, ordering, state, replay, retention and failure handling.
• Optimise solutions for performance and cost at significant scale.
• Establish mature automated testing across unit, integration, contract, end-to-end and performance testing.
• Work with cloud-native data collection approaches across AWS, Azure and GCP.
• Contribute to CI/CD, infrastructure automation and operational best practices.

Technologies:

• AWS
• Azure
• CI/CD
• Cloud
• Flink
• GCP
• Java
• Kafka
• Security
• TDD
• Terraform
• microservices
• DevOps

More:

We are hiring for a greenfield project to build a large-scale, high-throughput platform processing billions of cloud telemetry and log events every day. This is an inside IR35 contract role based in Sheffield, with 2 to 3 days per week onsite. It is a genuinely hands-on SME position for someone who can make architectural decisions, write production-quality code and help build a platform that is scalable, resilient, testable and cost-effective.

last updated 33 week of 2026