At a Glance
- Tasks: Own and evolve backend systems using Ruby on Rails for live rail operations.
- Company: Award-winning tech company focused on accessibility in rail travel.
- Benefits: 25 days holiday, free flu jab, and a supportive work environment.
- Other info: Join a culture of clarity, autonomy, and accountability with excellent career growth opportunities.
- Why this job: Make a real impact on accessible travel while working with cutting-edge technology.
- Qualifications: 5+ years of Ruby on Rails experience and strong problem-solving skills.
The predicted salary is between 60750 - 74250 £ per year.
Accessible rail travel depends on systems that work reliably in live environments.
Our Passenger Assistance platform turns passengerassistancerequests into coordinated action inside live rail operations.
We are hiring a Senior Ruby on Rails Engineer to own and evolve our operational systems, ensuring stability and production reliability in close collaboration with cross-functional teams.
Strategic Context
Transreportexists to remove structural barriers in rail travel. Our vision is that everyone has access to travel everywhere.
As a Series A technology company and recipient of a King’s Award, weoperateacross the UK, Japan and the EU, delivering award-winning accessibility and safety platforms that have supported over 10 millionassistancerequests for more than 1 million users.
As our operational demands grow, our backend systems must support increasing integrations, regulatory complexity, data volume, and reliability expectations.
Outcomes & Impact
Within 6months, you will
- Take ownership oftwooperational Rails platform.
- Improve test coverage and architectural documentation (e. g., C4 models).
- Stabilise key third-party integrations and reduce recurring production issues.
- Strengthen monitoring and observability practices.
- Act as a trusted backend partner for Product and Platform teams.
Within 12 months, you will
- Confidently own and evolve multiple backend systems.
- Improve database performance and background job efficiency.
- Reduce operational risk across TOC integrations.
- Strengthen CI/CD reliability and deployment confidence.
- Contribute to longer-term backend architecture improvements and scalability planning.
Responsibilities
Own & Evolve Backend Systems: Maintainand improve our Ruby on Rails applications supporting operational workflows.
Technical Quality: Write clean, well-tested code and uphold strong security and data integrity standards.
Integrations: Manage third-party integrations, ensuring reliable and secure data exchange.
Infrastructure Collaboration: Work with the Platform team on AWS-based deployments and CI/CD processes.
Performance & Reliability: Optimise background processing and database performance tomaintainsystem stability.
Incident Response: Support investigation and resolution of production issues.
Cross-Functional Collaboration: Partner with Frontend and Mobile engineers to deliver robust, scalable APIs.
Continuous Improvement: Contribute to improving deployment practices, monitoring, and long-term maintainability.
Operational Accountability: Act as the technical owner of production systems that directlyimpactlive rail operations, ensuring high availability and rapid incident resolution.
Requirements
- Must Haves
- 5+ years of professional experience with Ruby on Rails.
- Strong understanding of object-oriented programming and Rails architecture
- Extensive experience with Postgre SQL, including performance tuning and complex queries.
- Experience with background job processing using Sidekiqand Redis.
- Solid understanding of RESTful API design, JSON serialization, and authentication (e. g., JWT, SSO).
- Hands-on experience with AWS services and containerised deployments (Docker).
- Experience troubleshooting and supporting production systems.
- Comfortable working within and improving existing codebases.
- Ability to prioritise effectively and manage multiple initiatives.
- Strong written and verbal communication skills in English.
- Experience working in Agile/Scrum environments with Git/Git Hub.
- Experience working with SOAP/XML integrations.
- Experience migrating serverless components (e. g., AWS Lambda) into Rails applications.
- Familiarity with Vue. js to support frontend collaboration.
- Experience working with mobile applications (React Native / Kotlin / Swift).
- Experience working in regulated industries or multi-client B2B systems.
- Contributions to open-source Ruby projects or technical blogging.
- 25 days holiday
- Free flu jab for you and your family
We value
- Clarity over bureaucracy
Weoperatewith high autonomy and high accountability. People are expected to raise risks early, communicate clearly, and take responsibility for outcomes.
- Interview Roadmap
- Screening Call (30 mins) – Recruiter alignment
- Final Culture Conversation – Leadership alignment
We’rea Disability Confident employer and we welcome applications from disabled candidates.
If you need any adjustments at any stage of the recruitment process, please tell us what would help -we’llwork with you to make the process as accessible as possible.
We also offer a Guaranteed Interview Scheme (GIS) for candidates who consider themselves to have a disability as defined under the Equality Act 2010.
If youindicatethisoptionin your application and your applicationdemonstratesthat you meet the essential criteria for the role, you’llbe invited to interview or assessment.
Choosing GISdoesn’tguarantee a job offer. If you have any questions, please get in touch.
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Senior Ruby on Rails Engineer (B2B SaaS | Hybrid | UK) employer: Transreport
Transreport is an exceptional employer, offering a dynamic work culture that prioritises clarity and accountability while fostering innovation in the B2B SaaS sector. With a commitment to employee growth, we provide opportunities for professional development and collaboration across cross-functional teams, all within a hybrid working environment in the UK. Our focus on accessibility and safety in rail travel not only makes a meaningful impact but also ensures that our employees are part of a mission-driven organisation that values their contributions.
