Senior Backend Software Engineer

Response Informatics Ltd โ€” United Kingdom ยท Posted ~1 day ago

Senior Full-time

Skills

Java Go API development Kubernetes Microservices Distributed systems Cloud platforms CI/CD Linux REST gRPC AWS GCP Azure Docker Terraform

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Summary

A senior backend engineering role focused on designing and operating reliable distributed services. The position involves building APIs, cloud-native applications, and scalable platforms while mentoring engineers and driving technical excellence.

Highlights

Opportunity to build highly scalable backend systems, work with modern cloud-native technologies, influence architecture decisions, and contribute to reliability-focused engineering practices.

Description

Required Qualifications Strong professional experience as a senior software engineer building and operating backend services or APIs in production environments.Hands-on experience designing, developing, and delivering APIs using Java, Go, or both.Strong understanding of cloud-native application architecture, including containerized services, service-to-service communication, configuration management, observability, and resilience patterns.Experience delivering production services deployed on Kubernetes.Experience building highly available, scalable, and reliable distributed systems.Strong knowledge of API design principles, including REST, gRPC, versioning, authentication, authorization, error handling, and backward compatibility.Experience with microservices architectures and the operational challenges of running services at scale.Solid understanding of concurrency, performance optimization, caching, rate limiting, retries, timeouts, and fault tolerance.Experience working with public cloud platforms such as AWS, GCP, or Azure.Experience with CI/CD pipelines and modern software delivery practices.Strong understanding of Linux, containers, networking fundamentals, and cloud infrastructure concepts.Experience with production monitoring, logging, tracing, alerting, and incident response.Ability to lead technical design discussions, make pragmatic architecture decisions, and mentor other engineers.Strong ownership mindset with a focus on reliability, maintainability, and operational excellence.Nice to Have Experience building large-scale platform services, developer platforms, infrastructure platforms, or internal service platforms.Experience operating mission-critical services with strict availability, latency, or throughput requirements.Experience with Kubernetes-native patterns such as Helm, Operators, Custom Resource Definitions, or GitOps workflows.Experience with distributed systems, stateful services, or high-volume transactional platforms.Experience with cloud-native observability tools such as Prometheus, Grafana, OpenTelemetry, ELK/OpenSearch, or similar.Experience implementing security best practices for APIs and cloud-native services, including OAuth2, mTLS, secrets management patterns.Experience with infrastructure as code tools such as Terraform, CloudFormation etc.Experience improving platform reliability through SLOs, error budgets, capacity planning, load testing, chaos testing, or disaster recovery planning.Experience contributing to architecture standards, engineering best practices, reusable service frameworks, or shared platform components.Experience with performance profiling and optimization for Java or Go services.