Full Stack Java Developer

Company: Version 1
Location: London, United Kingdom
Type: onsite
Posted: Aug 18, 2026
Views: 4
express java kotlin nodejs spring typescript

✨ AI Summary

Version 1, an award-winning IT services company and premier AWS, Microsoft, and Oracle partner, is hiring a Senior Full Stack Java Developer (listed as Kotlin) in London. Tech stack: TypeScript, Node, Express JS on the frontend; Kotlin, Spring Boot, Hibernate on the backend, with cloud and microservices experience required. The role demands technical leadership, SC clearance or eligibility, and experience with CI/CD, API design, and agile delivery. Perks include flexible/remote working, profit share, private healthcare, and strong career progression.

Company Description

Version 1 has celebrated 30 years in business and continues to be trusted by global brands to deliver technology and transformation solutions that drive customer success. Our deep expertise enables our customers to navigate the rapidly evolving technology landscape. We foster strong partnerships with global technology leaders including Microsoft, AWS, Oracle, Red Hat, OutSystems, Snowflake, ensuring that our customers are provided with the highest quality solutions and services.

We’re an award-winning employer reflecting how our employees are at the very heart of what we do:

  • UK & Ireland's premier AWS, Microsoft & Oracle partner
  • 3300+ strong, €350/£300m revenue business
  • 10+ years as a Great Place to Work in Ireland & UK
  • Best Workplace for Women in the UK & Ireland by GPTW
  • Best Workplace for Wellbeing in the UK by GPTW

We’re a core values driven company, we hire people who share our values, and we reward those who display and foster them, it’s deeply embedded within our DNA. Invest in us and we’ll invest in you!.

Job Description

We are seeking an experienced Senior Kotlin Developer to join our UK Digital & Cloud Practice. Our Digital Practice is expanding rapidly and there will be an opportunity for you to achieve medium and long-term career goals. As well as fantastic growth opportunities there is the opportunity to work on some really challenging and interesting, large scale transformational and migration projects within both public and private sector.

  • Designing, developing, testing and maintaining cloud-based software applications.
  • Technical leadership within a team to coordinate and deliver scalable, secure solutions in line with good industry software engineering practices (code quality, CI/CD, security etc).
  • Working within a project management/agile delivery methodology
  • Experience in technical ownership for a product or software solution, covering design, estimation, shaping and user story/requirement creation
  • Documentation of solutions (e.g. architecture, configuration, release, support-handover
  • Collaborate and liaise with other Version 1 and customer stakeholders/ end users in the software development lifecycle – PMs, BAs, Testing, Product etc
  • Able to simply and clearly communicate technical designs in conversation, documentation and presentations to stakeholders of various technical abilities.
  • Provide effective knowledge transfer to team members and customers.
  • Manage, coach and develop junior members of your team and the wider community
  • Fostering a positive working environment and facilitating team collaboration and communication.

This role involves working for government clients so all candidates need to either hold SC Clearance or be SC Eligible

Qualifications

  • Deep understanding of coding best practices and modern architectural patterns, including microservices and message-driven architectures
  • NFR / Non-Functional requirement understanding and experience developing applications with this in mind
  • Application / Digital Services Design experience
  • Experience in software engineering practices like Code Reviews, CI/CD Pipelines and SOLID/DRY principals
  • Hands-on developing / coding role using the following technologies:
    • Frontend - TypeScript, Node, Express JS
    • Backend - Kotlin, Spring Boot, Hibernate
  • Experience in estimation and sizing
  • Integration experience
  • API Design experience
  • Cloud experience
  • Appetite to work with emerging AI technologies
  • SC Eligible

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

About the Company

Name: Version 1

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