At a Glance
- Tasks: Design and develop backend integrations for a cutting-edge healthcare AI platform.
- Company: Join a forward-thinking tech company focused on healthcare innovation.
- Benefits: Competitive day rate, flexible remote work, and opportunities for professional growth.
- Other info: Dynamic team environment with potential travel opportunities to the UK or US.
- Why this job: Make a real difference in healthcare by building scalable and secure systems.
- Qualifications: Strong Kotlin development skills and experience with RESTful or GraphQL APIs.
Kotlin Developer
Contract Summary Box:
Location: On-Site
Contract Length: 3 months
Day Rate / Pay: £500.00
IR35 Status: Outside IR35
Start Date: 17/07/2026
The Kotlin Developer contract involves building and maintaining backend integrations for a healthcare-focused AI platform, working within a team to deliver scalable and secure systems. The role requires collaboration with various stakeholders including product managers, engineering teams, and external partners. This is a remote working environment, but the location requirement is on-site, with no relocation offered.
Key Responsibilities
- Design, develop, and maintain integrations between the platform and third-party healthcare systems.
- Build scalable, secure backend services and APIs using Kotlin.
- Take ownership of integration projects from architecture to deployment and improvement.
- Develop data models and architecture to support healthcare workflows.
- Collaborate with stakeholders to deliver high-quality solutions.
- Contribute to engineering standards, documentation, and performance improvements.
Requirements
- On-site location with the right to work in the designated country.
- No relocation assistance provided.
- Several years of professional backend software engineering experience.
- Strong commercial experience in Kotlin development.
- Knowledge of Kotlin Coroutines and asynchronous programming.
- Experience designing and maintaining RESTful and/or GraphQL APIs.
- Experience integrating with third-party systems and external APIs.
- Strong understanding of scalable backend architecture and API design principles.
- Experience designing data models for complex business domains.
- Business-level English proficiency (C1 or equivalent).
- Willingness to travel occasionally to the UK or US as required.
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Kotlin Developer employer: Gravitas Group
Gravitas Group is an exceptional employer, offering a dynamic work environment that fosters collaboration and innovation. With a focus on employee growth, we provide opportunities for professional development and skill enhancement, particularly in the fast-paced realm of technology transformation. Our London location not only allows for meaningful engagement with key stakeholders but also immerses you in a vibrant city known for its rich culture and diverse community.
