Senior Backend Java Engineer - Spring Boot & Microservices

Interpublic; Greater London; On-site; GBP 90,000 - 120,000; Full time

Job summary

Omnicom Group in London is seeking an experienced Senior Backend Developer with a strong Java background to work on a large automotive brand. You will join a collaborative team and help shape scalable backend services.

The role requires hands-on expertise in Spring Boot, microservices, REST APIs, and data stores like MongoDB or MySQL. Expect demanding delivery timelines, multi-project work, and a focus on code quality and performance.

Qualifications

• 9+ years of commercial Java development experience.
• Proven track record on complex high-performance projects.
• Experience with Spring Boot, Gradle, Docker and RESTful APIs.
• Multi-project experience with Java 17+ and tools like Kubernetes, Maven, Jenkins, and Redis.
• Understanding of enterprise architecture patterns and API authentication (OAuth2, SAML).
• Ability to analyze, debug, and refactor for quality and performance.

Responsibilities

• Collaborate with PMs to plan and deliver on time.
• Create designs, technical specs, coding standards, and project docs.
• Make key technical decisions with the team across projects.
• Allocate resources and manage cross-team tasks.
• Champion coding standards and code reviews.
• Work with tech teams to communicate approaches and solutions.
• Stay updated on technology trends to improve delivery.

Skills

Java

Spring Boot

Docker

Kubernetes

REST APIs

Git

CI/CD

AWS

Linux

Microservices

Tools

Jenkins

Gradle

Maven

Git

Job description

Omnicom Group in London is seeking an experienced Senior Backend Developer with a strong Java background to work on a large automotive brand. You will join a collaborative team and help shape scalable backend services.

The role requires hands-on expertise in Spring Boot, microservices, REST APIs, and data stores like MongoDB or MySQL. Expect demanding delivery timelines, multi-project work, and a focus on code quality and performance.