Senior Java Developer - Newcastle

MOBOLISE; Newcastle; Hybrid; GBP 65,000 - 90,000; Full time

Job summary

MOBOLISE is seeking a Senior Java Developer for our Advanced Technology Centre in Newcastle. You will design, develop, and maintain enterprise-scale applications and microservices, combining hands-on coding with technical leadership.

You will work within Agile teams to deliver secure, scalable software, mentor colleagues, and contribute to cloud-native initiatives while ensuring high-quality solutions for public and private sector programmes.

Qualifications

• Proven Java development experience across enterprise-scale applications.
• Strong background in Spring Boot and RESTful API design.
• Experience building microservices architectures and CI/CD pipelines.
• Ability to mentor juniors and contribute to engineering best practices.

Responsibilities

• Design, develop, and maintain enterprise applications using Java and Spring Boot.
• Build and improve RESTful APIs and microservices for scalable solutions.
• Collaborate with cross-functional Agile teams to deliver high-quality software.
• Troubleshoot production issues and support performance optimizations.
• Contribute to code reviews, testing practices, and continuous improvement.
• Mentor junior developers and promote knowledge sharing across the team.
• Support CI/CD pipelines and automated testing for reliable deliveries.
• Work with relational and NoSQL databases to design robust data solutions.

Skills

Java

Spring Boot

RESTful APIs

Microservices

Agile teams

Mentoring

CI/CD

Cloud-native

Tools

Jenkins

NoSQL

Job description

Important Information

Security Clearance Requirement

Due to the nature of the work you'll be supporting, this role requires eligibility for Security Clearance. As part of the clearance process, applicants must be able to provide a minimum of five years' UK address history at the time of application.

Hybrid Working

This role is based at our Newcastle office in Cobalt Business Park and requires a minimum of three days per week on-site.

Please note that these requirements relate to a specific client engagement.

About the Role

We're looking for an experienced Senior Java Developer to join our Advanced Technology Centre in Newcastle.

You'll play a key role in designing, developing, and maintaining enterprise-scale applications and microservices solutions that support large-scale public and private sector programmes. Working as part of high-performing Agile teams, you'll combine hands-on development with technical leadership, helping to deliver secure, scalable, and high-quality software solutions.

This is an excellent opportunity for a senior engineer who enjoys solving complex technical challenges, mentoring others, and shaping the development of modern cloud-native applications.

About the Team

Our Advanced Technology Centre is a thriving hub of innovation where technology specialists collaborate to deliver high-quality solutions for a diverse range of clients.

You'll join a collaborative and inclusive environment that encourages continuous learning, knowledge sharing, and professional growth. Working alongside skilled engineers, architects, and industry experts, you'll have access to cutting-edge technologies, extensive training opportunities, and a global network of professionals who can help you develop your career.

Whether you're looking to deepen your technical expertise, take on greater technical leadership responsibilities, or broaden your experience across different industries and technologies, you'll find plenty of opportunities to do so here.

What You'll Be Doing

As a Senior Java Developer, you will:

• Design, develop, and maintain enterprise applications using Java and Spring Boot.
• Build and enhance RESTful APIs and microservices architectures that support scalable business solutions.
• Collaborate with cross-functional Agile teams to deliver high-quality software throughout the development lifecycle.
• Troubleshoot and resolve application and production issues to ensure system reliability and performance.
• Contribute to code reviews, testing practices, and continuous improvement initiatives.
• Mentor junior developers and promote knowledge sharing across the team.
• Support CI/CD pipelines and automated testing practices to improve delivery quality and efficiency.
• Work with both relational and NoSQL databases to design and maintain robust data solutions.
• Contribute to technical discussions, solution design decisions, and engineering best practices.