Full Stack Engineer

Addition Solutions Ltd
Liverpool, UK
3 months ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Working hours
Regular working hours
Job source

Tech stack

Application Programming Interfaces (APIs) Artificial Intelligence Amazon Web Services User Authentication Databases Continuous Integration Relational Databases PostgreSQL Systems Integration ReactJS Delivery Pipeline Backend
+3 more
Front End Software Development Api Design Elixir

Job description

Join a specialist platform operating at the heart of telecoms, compliance, and secure business messaging. This is a senior, hands-on role where you’ll take real ownership of a product that underpins trust, validation, and risk decisioning at scale., * Owning the platform end-to-end, from architecture through to delivery

  • Designing and building scalable backend services and APIs
  • Enhancing and maintaining modern frontend applications
  • Defining data models and implementing decisioning logic
  • Improving system performance, reliability, and observability
  • Driving automation across CI/CD, testing, and deployment workflows
  • Collaborating with leadership to shape technical direction and roadmap
  • Ensuring systems meet high standards for security, auditability, and compliance

Main Skills Needed

Requirements

  • Strong background in building and running production-grade systems
  • Solid backend engineering expertise and API design experience
  • Good understanding of relational databases and data modelling
  • Experience working in regulated or audit-heavy environments
  • Full stack capability across frontend, backend, and database layers
  • Knowledge of secure integrations, authentication, and access control
  • Familiarity with workflow-driven systems and decisioning logic
  • Ability to work across multiple technologies (e.g. Elixir, Node.js frameworks, React-based frontends, PostgreSQL, AWS)
  • Experience or interest in AI-assisted development and code validation

What’s in It for You:

  • Genuine ownership of a critical, high-impact platform
  • Opportunity to influence architecture and technical direction
  • Work on products supporting telecom operators and global partners
  • Exposure to a unique blend of telecoms, cloud, and applied AI
  • Small, agile team with fast decision-making and visible impact
  • Remote-first working with flexibility and autonomy
  • A culture built on clarity, accountability, and long-term thinking

Apply for this position

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Good distractions

Talks and stories from around this role — technically off-topic, practically not.

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Software engineering journey and local Manchester roots

Jonathan Tang · Coffee With Developers

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Structuring and scaling the backend engineering team

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Exploring the target application for front end tests

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Transitioning into backend engineering from web development

Stefan Lingler Stefan Lingler +1 · Coffee With Developers

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Transitioning from internships to full-stack backend engineering

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