8x8 connects our customers and teams globally, empowering CX leaders with performance and insights to make smarter decisions, delight customers, and drive lasting business impact.

Overview

Join 8x8's engineering team to build mission-critical communication services that power businesses worldwide. We're seeking a talented Java Engineer to join our growing team, where you'll work on scalable microservices that form the backbone of our platform. This position is fully remote within the UK.

What You'll Do

Develop and maintain robust microservices using Java and Spring Boot

Build and optimize cloud-native applications on AWS infrastructure

Work with containerized applications using Docker and Kubernetes

Write comprehensive automated tests to ensure code quality and reliability

Contribute to high availability solutions and system resilience

Collaborate with cross-functional teams to deliver high-quality solutions

Participate in architectural discussions and provide technical input

Support the team in troubleshooting and resolving production issues

What We're Looking ForEssential:

Solid Java development experience (5+ years)

Proven experience building Spring Boot microservices

Proficiency with Spring Data JPA, SQL, and database design

Strong experience with RESTful API development

Good understanding of AWS services and cloud architecture

Hands-on experience with Docker and Kubernetes for container orchestration

Strong automated testing skills using JUnit and Mockito

Knowledge of CI/CD pipelines and DevOps practices

Excellent problem-solving skills and attention to detail

Strong communication and collaboration abilities

Nice to Have:

Experience working with AI-powered development tools (e.g. Claude Code, GitHub Copilot)

Experience with Kafka and event-driven architectures

Knowledge of both SQL and NoSQL databases for different use cases

Experience with TestContainers for integration testing

Understanding of high availability principles and fault-tolerant design

Experience with monitoring and observability tools such as Grafana

About You

You're a collaborative team player who thrives in a dynamic environment

You have excellent verbal and written communication skills 

You're passionate about writing clean, maintainable code and continuously learning new technologies

You take ownership of your work and are comfortable asking questions when needed

You actively contribute to team discussions and code reviews

What We Offer

Fully remote working within the UK with flexible hours

Opportunity to work on mission-critical systems at scale

Professional development and training opportunities

Collaborative team environment with experienced engineers

For a closer look into what life at 8x8 UK Ltd. is about check out our Instagram page.

8x8 believes diversity makes our company stronger which is why we are a proud equal opportunities employer and encourage all of our staff to bring their authentic selves to work. We believe in fairness which is why we have been a member of the Living Wage Foundation for many years and we believe in security so reserve the right to undertake background checks on anyone that we extend an employment offer to.

Our Job Applicant Privacy Notice can be found here.

Learn more on our company website at www.8x8.com follow our pages on LinkedIn, Twitter, Facebook and Instagram.