Senior Full Stack Java Developer

Roboyo AI is a category shaper in Applied AI and Agentic Automation. We help leading enterprises move from automation projects and AI experiments into governed, production-grade systems that execute real work across workflows, processes, products and services. 

Our heritage is in scaled enterprise automation; our future is Applied AI and Agentic Automation: autonomous agents, AI engineering squads, process orchestration, data and knowledge foundations, and human-in-the-loop governance embedded deeply into how our clients operate. 

We are not here to sell AI theatre. We are here to turn AI into working systems, measurable outcomes and repeatable transformation programs. 

About the role 

We are seeking a highly skilled and motivated Senior Full Stack Java Developer to design, build, and maintain scalable, cloud-native applications across multiple technology stacks. The successful candidate will have strong experience developing modern web applications and distributed services using TypeScript, Node.js, Java/Kotlin, and Spring Boot, while working within an agile product delivery environment. 

This role requires hands-on development expertise, strong software engineering practices, and the ability to collaborate closely with Product Owners, Architects, DevOps Engineers, and business stakeholders to deliver high-quality solutions. 

Key Responsibilities 

• Design, develop, test, and deploy full-stack applications and microservices. 

• Build responsive web applications and APIs using TypeScript and Node.js. 

• Develop robust backend services using Java/Kotlin and Spring Boot. 

• Integrate applications with cloud-native storage and services, including Amazon S3. 

• Design and implement RESTful APIs and event-driven architectures. 

• Write clean, maintainable, and well-documented code following engineering best practices. 

• Participate in solution design, code reviews, technical workshops, and architectural discussions. 

• Optimize application performance, scalability, security, and reliability. 

• Collaborate with DevOps teams to support CI/CD pipelines and cloud deployments. 

• Support troubleshooting, root cause analysis, and resolution of production issues. 
• Contribute to technical standards, development frameworks, and reusable components. 

Must-Have Qualifications  

A successful candidate will typically have 5+ years of software engineering experience, with proven expertise in building scalable, cloud-native applications 

Backend Development 

• Strong commercial experience with:  

• Java and/or Kotlin 

• Spring Boot 

• Building REST APIs and microservices architectures 

• Dependency injection and enterprise application design patterns 

Full Stack Development 

• Extensive experience with:  

• TypeScript 

• Node.js 

• Modern front-end frameworks such as React, Angular, or Vue.js 

• API integration and full-stack application development 

Database Technologies 

• Experience with relational and/or NoSQL databases such as:  

• PostgreSQL 

• MySQL 

• MongoDB 

• DynamoDB 

Engineering Practices 

• Strong understanding of:  

• Agile delivery methodologies 

• CI/CD pipelines 

• Automated testing 

• Git version control 

• Secure coding practices 

• Performance tuning and monitoring 

Nice-to-Have  

• Experience in the UK financial sector or financial sector in general. Knowing their strict compliance, risk, and security rules gives you a major edge.  

What We Offer 

• A truly international environment, collaborating on global automation projects. 

• The opportunity to experiment and innovate with Agentic AI solutions as we pioneer and rebrand our offering in the consultancy space 

• Work at the core of the automation and AI wave — we're a pure-play automation company fully focused on innovation and future-ready solutions. 

• A growth-focused environment where you're empowered to develop, excel, and contribute meaningfully — no corporate silos, no red tape. 

• This is not your standard corporate job — we value initiative over hierarchy, and you'll have room to make a real impact from day one. 

• A vibrant team culture, collaborative spirit and culture you can't experience anywhere else! 

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

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