Junior Platform Software Developer

Company: One Big Circle
Apply for the Junior Platform Software Developer
Location: Newport
Job Description:

Junior Platform Software Developer

2026-09-29T00:00:00

Location: Newport, Gwent, GB, NP20 1

Contract Type: Any

Application Closing Date: 2026-10-28T10:04:53.413

About One Big Circle

Be part of an award-winning workplace: The Sunday Times Best Medium-sized Technology Company 2025. Formed in 2017, One Big Circle is a fast-growing Bristol technology company that provides “Intelligent Video” solutions. We focus entirely on solving real-world industry problems by fusing new technology in the field of Video, IOT, Cloud, and AI, providing end-to-end solutions that dramatically improve operational efficiency and safety for our customers.

Our culture emphasizes high-quality technical delivery and a fast-paced environment. We have built a team dynamic that challenges and empowers our staff, fostering an environment where everyone contributes and learns. We are growing, profitable, and have ambitious plans for expansion in existing and new markets.

We are looking for a proactive and motivated individual to support the growth of our flagship product: AIVR (Automated Intelligent Video Review). AIVR is a state-of-the-art video technology used by thousands in the rail industry, recognized as the market leader with numerous awards. We aim to develop many more opportunities to accelerate growth in various markets.

Role Summary

An exciting opportunity to start a career with a diverse and fast-growing team, developing skills on innovative projects. We seek someone with a strong interest in software development related to large-scale, low-latency data processing, and web interface data presentation. Curiosity, a willingness to learn, and a hands-on mindset are key, even if you don’t have all the knowledge from day one.

Responsibilities

  • Help create and test software within a skilled team that values efficiency.
  • Learn a range of current and new technologies from experienced engineers.
  • Gradually take on more responsibilities within each project.
  • Contribute to building capabilities into an extensive, scalable 4PB+ data platform, guided by senior engineers.
  • Gain experience with technologies such as:
    • Python
    • AWS services
    • Complex data-platform architecture supporting secure, multi-tenant, partitioned, access-controlled environments
    • Docker & Microservices
    • Modern web applications built with React.js and TypeScript

Personal Qualities and Experience

We are looking for someone who enjoys learning new skills, is reliable, curious, and problem-solving. Confidence in applying from under-represented groups is encouraged. Formal experience isn’t required—demonstrating passion through projects such as full-stack web apps, AWS activities, or CICD pipelines is valuable. Basic familiarity with at least one programming language is preferred. You should also be eager to contribute ideas to both business and social aspects of the company.

Company Benefits Include:

  • Auto-enrolment Pension Scheme
  • 25 Days Holiday plus bank holidays
  • Life Assurance
  • Private Healthcare Cover
  • Work-related training courses
  • Complimentary snacks and refreshments, including fresh fruit
  • Office-centric role
  • Access to Bike to Work Scheme
  • Secure bike storage and shower facilities
  • Social events

Junior Platform Software DeveloperBristol Full- Time 37.5 hours over 5 days. Office centric from Bristol Office£26,500

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Posted: October 5th, 2026