Senior Developer - Ruby on Rails

What You'll Be Doing :

- Design, build, and maintain scalable, robust Ruby on Rails applications in regulated healthcare settings.

- Lead and mentor both junior and mid-level developers, championing continuous learning and technical excellence.

- Take ownership of technical design and new feature implementation, always pushing for better code quality, performance, and innovation.

- Leverage AI-powered tools and methodologies to improve productivity, code assurance, and application intelligence.

- Resolve performance bottlenecks, complex defects, and systemic issues with diligence and persistence.

- Influence high-level architecture and help shape our long-term technical vision.

- Integrate backend data storage (PostgreSQL, MySQL, key-value stores) for reliable and secure

healthcare data flows.

- Apply and elevate standards for code organization, automation, and quality.

- Collaborate deeply across product, QA, SRE, and front-end teams working on multi-layered infrastructures.

- Rapidly adapt and contribute to regulated, compliance-driven projects in healthcare and learn UK-specific best practices.

What We're Looking For (Skills & Experience) :

- Experience : 5+ years of professional Ruby on Rails development, with visible hunger for leadership and personal growth.

Technical Proficiency :

- Deep understanding of Ruby's OOPS concepts.

- Proven experience supporting and coding RESTful APIs (including FHIR and HL7 standards).

- Strong understanding of object-oriented programming and MVC architecture.

- Experience with databases (PostgreSQL, MySQL), query optimization, and backend

engineering.

- Hands-on experience with libraries such as RSpec, Resque, Sidekiq, and Redis.

- Adequate experience integrating and maintaining a payment gateway.

- Proficient with code versioning tools like Git/BitBucket.

- Experience with AWS/Cloud Front infrastructure is a plus.

- Experience with front-end technologies like JavaScript, HTML5, CSS3, and modern frameworks (React/Vue) is a plus.

- AI-Forward Mindset : A genuine passion for AI and its application in software development.

- Experience or keen interest in using AI code assistants, exploring AI-driven testing, or

integrating ML models is a huge plus.

- Leadership : Strong communication and project management skills with a natural ability to

mentor others and lead technical discussions.

- Problem-Solving : Shows diligence, analytical skill, and security-first approach in complex

healthtech environments.