Senior Elixir Developer
Confidential
Posted: February 19, 2026
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Quick Summary
Join us as a Senior Elixir Developer at SRT Marine Systems. Key responsibilities involve developing high-performance Elixir applications and contributing to the design of cutting-edge maritime domain awareness technologies.
Required Skills
Job Description
Join Us at SRT Marine Systems as a Senior Elixir Developer
Job Title: Senior Elixir Developer
Location: Remote/Cardiff/Bristol/MSN
Job Type: Permanent, Full-Time
SRT Marine Systems plc (SRT) are a market leader in its domain of international marine surveillance technology and systems. We are respected, established and an ambitious multi-national company headquartered in the UK with a global customer base.
The company has a global impact in the marine domain by leading the next generation of maritime domain awareness technologies, products and systems that significantly enhance, security, safety and environment protection and sustainability. Our customers are worldwide and range from the largest national coast guards to individual vessel owners.
SRT is an exciting company where high quality results are rewarded. We are ambitious and are constantly seeking to innovate to deliver better products and services to our customers. We strive to make SRT a rewarding and challenging place to work where talented hard-working individuals have the opportunity to make a real impact across the marine world.
About the Role
We are seeking a Senior Elixir Developer to join our existing team and aid in the development of SRT’s web delivered products which form a key element of its portfolio of marine domain awareness products and services.
You will be accountable for developing highly stable, secure, scalable and extensible platforms that enables the Web delivered products to evolve at pace.
You’ll work across the stack — from core domain logic and APIs to interactive LiveView-driven frontends — with significant influence over architecture, technical direction, and engineering culture.
You will be interested in evolving technologies and driven by how to apply these to solve complex challenges as the platform and business rapidly grow.
What You’ll Be Doing
As a Senior Elixir Developer, you will embrace best-practice software development processes.
You will be expected to embrace and promote SRT’s values of Innovation, Quality, Responsibility, Team working and Ambition.
You will work with the Product Management team, following Agile working practices, to deliver high performing products and services.
What You’ll Bring
Technical Depth & Breadth: Previous experience with cloud-hosted internet platforms solutions, with strong understanding in technology ranging from infrastructure and operations to data architectures. Experience of modern web technologies, with rapid deploy, automated scaling and high volume, high availability distributed systems.
Experience with Elixir
Experience with the Phoenix Framework and Phoenix Liveview
Geospatial and/or Maplibre experience would be a benefit.
Significant demonstrable development experience including in an Agile environment.
Be able to demonstrable ability of improving quality.
Have a demonstrable ability to communicate to a wide technical audience.
Be able to create design documentation.
Be able to adhere to company-wide design principles and best practices.
Our Values at SRT Marine
Ambition – Aspiring to lead in maritime domain management.
Innovation – Driving improvement through creativity and forward-thinking.
Quality – Committing to high standards in performance and reliability.
Responsibility – Being individually accountable and team-driven.
Team – Collaborating openly with colleagues, partners, and customers.
Why Join Us?
Work on mission-critical maritime surveillance systems used worldwide.
Be part of an ambitious, innovative, and supportive team.
Make a direct impact on global maritime safety and sustainability.
Enjoy flexible hybrid working.
Competitive salary and benefits, including:
Matched pension contributions up to 5%
25 days annual leave (rising to 28 with service)
Private health care
Flexible working opportunities
Development and training programmes
SRT Marine plc is an equal opportunity employer. We are committed to creating an inclusive environment for all employees and welcome applications from all backgrounds.