Junior Enterprise Developer

SubSea Craft Limited; Portsmouth; On-site; GBP 27,000 - 33,000; Full time

Benefits offered by this job

Pension contribution

Annual bonus scheme

Life assurance and critical illness

Annual leave 25 days + holidays

Christmas leave

Wellbeing day

Maternity/paternity pay

Private healthcare

Professional development

Flexible working

Inclusive culture

Job summary

SubSea Craft Limited is seeking a motivated Junior Enterprise Developer / Junior Software Developer in Portsmouth to learn and grow by helping to develop and improve company systems. You’ll work with data, integrations, automation, and collaboration tools such as JIRA and Confluence, gaining experience across various technologies.

You don’t need to be an expert yet; the role values enthusiasm, curiosity, and a willingness to grow.

Qualifications

• Some experience with at least one programming language (Python or JavaScript).
• Eagerness to learn new languages and tools as needed.
• Basic understanding of SQL or interest in learning databases.
• Familiarity with APIs (REST APIs and JSON).
• Willingness to work with JIRA & Confluence, with full support and training provided.
• Basic Git usage (committing, branching, pull requests) — or willingness to learn.

Responsibilities

• Write simple scripts or small features in the programming languages you’re learning.
• Help maintain and enhance internal tools and automations.
• Support small frontend fixes when needed (training provided).
• Help maintain project boards, fields, templates, and structures in JIRA/Confluence.

Skills

Python

JavaScript

Git basics

SQL basics

APIs understanding

Willingness to learn

Tools

JIRA

Confluence

Job description

• Salary: Up to £30,000 DOE
• Full Time
• Permanent

Who we are: SubSea Craft is a fast growing, privately-funded, UK-based innovative maritime technology company specialising in next-generation, high-performance watercraft and systems. We operate at the intersection of advanced engineering, cutting-edge design, and user-centric innovation, delivering safe, effective, and enabling solutions for both commercial and defence applications.

What We Offer

• Pension Contribution – Pension scheme with the option to contribute via salary sacrifice.
• Annual Bonus Scheme – Eligibility to participate in the company’s annual discretionary bonus scheme, linked to individual and company performance.
• Life Assurance and Critical Illness Cover – Comprehensive protection including Life Assurance (4x salary) and Critical Illness Cover for added financial security.
• Annual Leave – Entitlement to 25 days of annual leave plus bank holidays.
• Christmas Leave – A Christmas shutdown is typically observed.
• Wellbeing Day – An additional Wellbeing Day each year to focus on personal health and wellbeing.
• Family Leave – Enhanced maternity and paternity pay.
• Private Healthcare – Access to comprehensive private healthcare coverage to support your physical and mental wellbeing.
• Professional Development – Commitment to ongoing learning and career growth, supported by training programmes and access to LinkedIn Learning.
• Flexible Working – Opportunities for flexible working arrangements to promote work–life balance.
• Inclusive Culture – A professional environment that values diversity, innovation, and collaboration.

Role Overview

We are looking for a motivated Junior Enterprise Developer / Junior Software Developer who is keen to learn and grow. In this role, you’ll help develop and improve the systems that keep the business running. You’ll work with data, integrations, automation, and collaboration tools such as JIRA and Confluence, gaining experience across a wide range of technologies.

Responsibilities Will Include

Development & Automation

• Write simple scripts or small features in the programming languages you’re learning.
• Help maintain and enhance internal tools and automations.
• Support small frontend fixes when needed (training provided).

Working With Data

• Help extract, clean, and organise data from business systems.
• Support the creation of structured data for dashboards, workflows, or reports.
• Assist with data checks and help resolve inconsistencies.

Systems Integration

• Work with senior developers to build or maintain integrations between systems.
• Help with tasks involving APIs, scheduled scripts, or small data pipelines.
• Learn how internal systems talk to each other and how to keep them reliable.

Supporting JIRA & Confluence

• Help maintain project boards, fields, templates, and structures.
• Support automation rules, workflow changes, or synchronisation processes.
• Assist teams with organising and improving their JIRA/Confluence usage.

You don’t need to be an expert yet.

We value enthusiasm, curiosity, and a willingness to grow over deep technical expertise.

Required

Qualifications and Experience

• Some experience with at least one programming language (Python or JavaScript are especially useful, but any solid foundation is fine.)
• Eagerness to learn new languages and tools as needed.
• Basic understanding of SQL or interest in learning how to work with databases.
• Familiarity with APIs (or willingness to learn how REST APIs and JSON work).
• Willingness to work with JIRA & Confluence, with full support and training provided.
• Basic Git usage (committing, branching, pull requests) — or willingness to learn.

Desirable

These are bonuses, not expectations for applicants:

• Some exposure to Python, JavaScript, or another backend language.
• Interest in Node.js, PowerShell, or other scripting tools.

Note: Due to the nature of work undertaken at SubSea Craft, the selected candidate must be capable of meeting the security requirements of the position, which would include as a minimum existing right to live and work in the UK, Baseline Personnel Security Standard (BPSS), with UK National security clearance required for certain roles.*

Values

Our people are our greatest asset, we continually strive to provide an excellent working environment to enable our team to do their best work. We have an agile professional workforce: we are founded on the belief that our people are valued and our business is trusted, inclusive and commercially-adept.

What We Expect From You

• Teamwork, mutual respect and collaboration
• Initiative and independent working
• Honesty and integrity
• Business and commercial awareness
• Agility, adaptability and continuous development

We are committed to building an inclusive, diverse workplace where everyone can thrive. If you require any support or adjustments to interact with us, please let us know.

• Please note that all offers of employment are conditional and subject to satisfactory DBS, driving licence and reference checks. A criminal record will not automatically disqualify candidates from employment. We will consider criminal record information alongside the wider range of evidence gathered at the application, interview, and pre-employment checking stages.

Due to the high volume of applications, we are unable to respond to everyone. If you are shortlisted, we will aim to contact you within 14 days of your application or the closing date (if stated). We may retain your details for future suitable roles unless you advise us otherwise. For details of how we process your personal data, please refer to our Privacy Notice.