Senior Java Developer: AWS, Cloud & Batch Solutions

Version 1; Greater London; Remote; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Private Healthcare

Pension Plan

Flexible/Remote Work

Certifications

Job summary

Version 1 is seeking an experienced Java Developer to design, develop, and maintain scalable Java applications. You will leverage AWS services to deploy cloud-based solutions, optimize database schemas, and support large-scale batch processing workflows.

The role requires 5+ years of Java experience, strong knowledge of Spring/Hibernate/REST, and a collaborative mindset to work with product managers, QA, and other developers across a flexible/remote UK-based setup.

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

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 skills

Communication skills

Team collaboration

Education

Bachelor's or Master’s degree in CS/Engineering

Tools

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

Relational databases (Oracle, MySQL, PostgreSQL)

Java, Spring, Hibernate, RESTful APIs

Batch processing frameworks and tools

Python

Job description

Version 1 is seeking an experienced Java Developer to design, develop, and maintain scalable Java applications. You will leverage AWS services to deploy cloud-based solutions, optimize database schemas, and support large-scale batch processing workflows.

The role requires 5+ years of Java experience, strong knowledge of Spring/Hibernate/REST, and a collaborative mindset to work with product managers, QA, and other developers across a flexible/remote UK-based setup.