Technical Lead/Senior Backend Engineer (Golang / Java Microservices)

Hybrid – 3 days per week onsite
Experience: 5–8 Years
I am recruiting on behalf of my client, a leading global technology services and consulting company, for an experienced Senior Backend Engineer with strong Golang and Java microservices expertise.
You will join a highly skilled team responsible for building and securing enterprise-grade, cloud-native backend services, supporting mobile applications within a large, regulated environment.
Role OverviewThis role is hands-on and delivery-focused, requiring deep experience in RESTful API development, microservices architecture, and secure, scalable backend systems. You will work closely with engineers, security specialists, and product teams in an Agile delivery model.
Mandatory Skills & Experience*Strong hands-on experience with Golang
*JAX-RS (Java API for RESTful Web Services) – mandatory
*Java, Microservices, Spring & Spring Boot
*Hands-on experience implementing microservices architectures
*REST API design and development
*Microservices authorization using OAuth 2.0
*Java 8+, including multithreading
*Spring modules: AOP, Spring Boot, Spring Data JPA
*Experience troubleshooting performance and security issues in production
*Solid understanding of design patterns for APIs and microservices
*Basic knowledge of CI/CD pipelines
*Experience working in Agile delivery environments
Preferred / Desirable Experience*Google Cloud Platform (GCP) – containerised API development & deployment
*Docker & Kubernetes (preferably on GCP)
*Cloud-agnostic microservices development
*Experience with cryptography frameworks in Go and/or Java
*SQL databases
*Exposure or interest in application security / mobile app security
*Experience with DevOps tooling and cloud environments