Java developer for public sector

International Business Machines Corporation; Greater London; On-site; GBP 70,000 - 100,000; Full time

Benefits offered by this job

Flexible working approaches

Sabbatical programs

Paid paternity leave

Paid maternity leave

Maternity returners scheme

25 days holiday

Private medical, dental & optical

Employee Assistance Program

Group pension plan

Job summary

IBM is seeking a Senior Java Developer to design and build high-quality Java/JEE applications for Public Sector and Defence clients. You will contribute to secure, dependable solutions, work with modern web technologies, and engage in CI/CD and DevOps practices.

Responsibilities include implementing enterprise patterns, integrating with legacy systems, and mentoring teammates as needed. Bachelor's degree and strong Java/JEE experience required.

Qualifications

• Bachelor's Degree and substantial Java/JEE development experience.
• Strong knowledge of Java frameworks, especially Spring, plus JSP/Servlets.
• Understanding of DI/IoC, AOP and functional programming concepts in Java.
• Experience with test-driven development (TDD) and API integration.
• Familiarity with data access via JPA/Hibernate and transaction management.
• Exposure to DevOps practices including CI/CD pipelines and Git workflows.
• Excellent problem solving, communication and teamwork skills.
• Certifications such as OCA/OCP, Spring certifications, AWS/Azure, Docker/Kubernetes are a plus.

Responsibilities

• Design, develop, and maintain Java/JEE applications and components.
• Build web components using modern Java frameworks.
• Apply enterprise patterns like DI, IoC, AOP, functional styles, and TDD.
• Develop secure, efficient data access and manage transactions.
• Integrate with enterprise and legacy Public Sector/Defence systems.
• Participate in DevOps practices: CI/CD, automated testing, version control.
• Troubleshoot issues to maintain reliability and performance.
• Collaborate with analysts, testers, architects, and other developers.
• Provide technical coordination or ownership of areas based on experience.

Skills

Java/JEE

Spring Framework

JPA/Hibernate

TDD

CI/CD

APIs

Dependency Injection / IoC / AOP

Web technologies (JSP/Servlets)

Git workflows

DevOps practices

Mentoring / ownership

Problem solving / communication

Education

Bachelor's Degree

Tools

JPA/Hibernate

Git

CI/CD tooling

Spring Boot

Job description

Описание:

We are seeking a Senior Java Developer to work at IBM, supporting our Public Sector and Defence clients by designing and building high-quality applications using Java/JEE and modern web technologies. In this role, you will develop application features, integrate systems, and apply best-practice engineering techniques such as dependency injection, TDD, and CI/CD. If you enjoy creating secure, dependable solutions and collaborating with technical teams, we’d love to hear from you.

Задачи:

• Design, develop, and maintain applications using Java/JEE and related frameworks.
• Build web components using modern Java frameworks and languages.
• Apply enterprise development practices such as dependency injection, inversion of control, aspect-oriented programming, functional programming, and test-driven development.
• Develop secure, efficient data access using appropriate data access frameworks and transaction management.
• Support integration with wider enterprise and legacy systems common within Public Sector and Defence environments.
• Participate in DevOps-aligned practices including CI/CD, automated testing, and version control.
• Troubleshoot and resolve application issues to maintain reliability and service quality.
• Work collaboratively with analysts, testers, architects, and fellow developers to ensure successful delivery.
• Depending on experience, provide technical coordination, mentoring, or ownership of specific technical areas.

Требования:

• Bachelor's Degree
• Experience developing applications using Java and JEE technologies
• Knowledge of Java frameworks such as Spring
• Understanding of web technologies, including JSP and Servlets
• Familiarity with dependency injection, inversion of control, and aspect-oriented programming
• Awareness of functional programming ideas as applied in Java
• Experience working with test-driven development
• Ability to use data access tools such as JPA, Hibernate, or similar frameworks
• Understanding of transaction management approaches
• Basic knowledge of batch processing principles
• Experience creating and integrating APIs
• Exposure to DevOps practices, including CI/CD pipelines, automation, and Git-based workflows
• Strong skills in identifying, analysing, and resolving issues
• Good communication and teamwork abilities
• Capability to deliver work independently, coordinate with others, or take ownership of specific development areas depending on experience
• Будет плюсом: Oracle Certified Associate, Java Programmer (OCA); Oracle Certified Professional, Java Programmer (OCP); Spring Professional Certification; Spring Boot Certification; AWS Certified Developer; Azure Developer Associate; Docker or Kubernetes Certification

Условия:

• Tools and policies to support your work-life balance from flexible working approaches, sabbatical programs, paid paternity leave, maternity leave and an innovative maternity returners scheme More traditional benefits, such as 25 days holiday (in addition to public holidays), private medical, dental & optical cover, online shopping discounts, an Employee Assistance Program, life assurance and a group pension plan through salary sacrifice.