Java Developer

Version 1; Belfast City District; Hybrid; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Quarterly profit share

Career progression & mentorship

Flexible/remote working

Pension

Private healthcare

Life assurance

Employee discount

Gym discounts

Wellbeing initiatives

Job summary

Version 1 in Belfast is seeking an experienced Java Developer to design, develop and maintain cloud-enabled applications. You will work with AWS services, relational databases, and batch processing.

The role emphasizes quality via code reviews, testing and collaboration with product managers, QA engineers, and developers. A strong background in Java, Spring, Hibernate and REST APIs is required.

We offer flexible/remote working and a comprehensive benefits package.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field
• 5+ years’ experience as a Java Developer in a product development or services environment
• Experience with AWS services such as EC2, S3, Lambda, Step Functions, and Event Bus
• Experience with relational databases (Oracle, MySQL, PostgreSQL), including SQL and performance troubleshooting
• Proficiency in Java, Spring Framework, Hibernate, and RESTful APIs
• Analytical and problem‑solving skills
• Clear verbal and written communication skills
• Ability to work collaboratively within a team environment

Responsibilities

• Design and develop scalable Java applications
• Use AWS services to build and deploy cloud-based solutions, supporting availability and scalability
• Design, implement, and maintain database schemas, write SQL queries, and improve performance
• Develop and maintain batch processing systems to handle large volumes of data
• Maintain code quality through reviews, testing, and adherence to standards
• Work with cross-functional teams including product managers, QA engineers, and developers
• Identify and resolve performance issues and bugs
• Support junior developers through knowledge sharing and mentoring

Skills

Analytical thinking

Problem-solving

Clear communication

Team collaboration

Education

Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field

Tools

Java

Spring Framework

Hibernate

RESTful APIs

AWS (EC2, S3, Lambda, Step Functions, Event Bus)

SQL

Oracle

MySQL

PostgreSQL

Job description

Job Description

We are seeking an experienced Java Developer to join our team. This role requires experience in Java development, AWS, database management, and batch processing. As a Java Developer, you will contribute to designing, developing, and maintaining applications that meet business needs.

Key Responsibilities

• Design and develop scalable Java applications
• Use AWS services to build and deploy cloud-based solutions, supporting availability and scalability
• Design, implement, and maintain database schemas, write SQL queries, and improve performance
• Develop and maintain batch processing systems to handle large volumes of data
• Maintain code quality through reviews, testing, and adherence to standards
• Work with cross-functional teams including product managers, QA engineers, and developers
• Identify and resolve performance issues and bugs
• Support junior developers through knowledge sharing and mentoring

Qualifications

Essential requirements

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field
• 5+ years’ experience as a Java Developer in a product development or services environment
• Experience with AWS services such as EC2, S3, Lambda, Step Functions, and Event Bus
• Experience with relational databases (e.g. Oracle, MySQL, PostgreSQL), including SQL and performance troubleshooting
• Proficiency in Java, Spring Framework, Hibernate, and RESTful APIs
• Analytical and problem‑solving skills
• Clear verbal and written communication skills
• Ability to work collaboratively within a team environment

Desirable experience

• Experience with batch processing frameworks and tools
• Python experience (minimum 2 years)

Additional Information

Why Version 1?

At Version 1, we believe in providing our employees with a comprehensive benefits package that prioritises their wellbeing, professional growth, and financial stability.

• Share in our success with our Quarterly Performance-Related Profit Share Scheme, where employees collectively benefit from a share of our company's profits
• Strong Career Progression & mentorship coaching through our Strength in Balance & Leadership schemes with a dedicated quarterly Pathways Career Development programme
• Flexible/remote working, Version 1 is tremendously understanding of life events and people’s individual circumstances and offer flexibility to help achieve a healthy work life balance
• Financial Wellbeing initiatives including; Pension, Private Healthcare Cover, Life Assurance, Financial advice and an Employee Discount scheme
• Employee Wellbeing schemes including Gym Discounts, Bike to Work, Fitness classes, Mindfulness Workshops, Employee Assistance Programme and much more. Generous holiday allowance, enhanced maternity/paternity leave, marriage/civil partnership leave and special leave policies
• Educational assistance, incentivised certifications, and accreditations, including AWS, Microsoft, Oracle, and Red Hat
• Reward schemes including Version 1’s Annual Excellence Awards & 'Call-Out' platform.
• Environment, Social and Community First initiatives allow you to get involved in local fundraising and development opportunities as part of fostering our diversity, inclusion and belonging schemes.

And many more exciting benefits… drop us a note to find out more.

Version 1 is an equal opportunities employer.

We are committed to building a diverse, inclusive and respectful workplace where everyone feels valued and able to thrive. We welcome applications from people of all backgrounds, identities and lived experiences, and we value the different perspectives people bring including those shaped by disability and neurodiversity.

We want every candidate to have a positive and accessible recruitment experience. If you need reasonable adjustments at any stage of the process, please contact your recruiter at Version 1. We will consider all requests carefully, respectfully and confidentially.

Video links:

https://www.youtube.com/watch?v=F_d3ELTH5zo