Senior Ruby on Rails Engineer - Rail Ops Backend

Transreport; Greater London; On-site; GBP 90,000 - 120,000; Full time

Benefits offered by this job

25 days holiday

Free flu jab for you and your family

Job summary

Transreport is seeking a Senior Ruby on Rails Engineer to own and evolve our backend systems, ensuring stability and production reliability. You will collaborate with cross-functional teams across Product and Platform to deliver robust, scalable APIs and reliable integrations.

We value candidates with deep Rails expertise, PostgreSQL optimization, and strong knowledge of AWS, Docker, and CI/CD practices. This role emphasizes high availability in live rail operations and proactive incident

Qualifications

• 5+ years of professional experience with Ruby on Rails.

Responsibilities

• Own & Evolve Backend Systems: Maintain and improve our Ruby on Rails applications supporting operational workflows.

Skills

Ruby on Rails

Object-oriented programming

Rails architecture

PostgreSQL optimization

Sidekiq & Redis

RESTful APIs

JSON serialization

Authentication (JWT, SSO)

AWS services

Docker / containerization

Production troubleshooting

Codebase improvement

Communication in English

Agile/Scrum / Git

SOAP/XML integrations

AWS Lambda migrations

Vue.js familiarity

React Native / Kotlin / Swift

Regulated multi-client B2B experience

Open-source contributions

Tools

PostgreSQL

Sidekiq

Redis

AWS

Docker

Git/GitHub

JWT / SSO

SOAP/XML

Vue.js

React Native

Job description

Transreport is seeking a Senior Ruby on Rails Engineer to own and evolve our backend systems, ensuring stability and production reliability. You will collaborate with cross-functional teams across Product and Platform to deliver robust, scalable APIs and reliable integrations.

We value candidates with deep Rails expertise, PostgreSQL optimization, and strong knowledge of AWS, Docker, and CI/CD practices. This role emphasizes high availability in live rail operations and proactive incident