Ocho
Mid Level Software Engineer
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Full Stack Software Engineer (Java & React)
At a Glance
- Junior, Mid-level, and Senior positions all open
- Java and React full-stack role
- Hybrid working from Belfast
- £30,000 - £40,000 depending on experience and level
- Direct client exposure, shaping technical designs from day one
- Genuine mentorship culture with room to grow your career
About the Company
My client is a fast-moving software consultancy delivering high-quality full-stack digital solutions for clients across multiple sectors. They work directly with clients to shape technical designs and user journeys, and pride themselves on a collaborative, knowledge-sharing engineering culture where developers are trusted to make sound, reasoned decisions.
The Role
This is a hands-on full-stack role covering the Java and React stack, working closely with clients to agree technical designs and advise on effort and implementation trade-offs. You'll join a fast-paced team reporting to the Head of Engineering, with genuine autonomy and room to influence how solutions get built. Positions are open across Junior, Mid-level, and Senior, so whether you're building deep technical expertise or looking to mentor others, there's scope to grow into the role.
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Key Responsibilities
- Design, build, test, and maintain full-stack applications across the Java and React stack
- Collaborate directly with clients to agree technical designs and user journeys
- Advise clients and internal stakeholders on estimated effort and technical implications
- Apply best practices in coding, scalability, and security throughout delivery
- Build and maintain microservices architecture using Spring Boot
- Develop modern, responsive front-end interfaces using React
- Communicate technical designs clearly through documentation and presentations
- Translate non-functional requirements into practical technical solutions
- Mentor and share knowledge with colleagues across the engineering team
What You'll Need
Essential:
- 3+ years' Java experience, with 2+ years' hands-on Spring Boot
- Microservices architecture experience
- At least 3 of: TDD, BDD/Cucumber, performance testing (JMeter), OWASP/penetration testing knowledge, Kubernetes, HTTP API design, SQL databases (Postgres, MySQL, or MariaDB)
- Experience with at least 3 AWS services (EC2, RDS, S3, Route 53, Elasticsearch, EKS, CloudWatch, or CloudFront)
- Strong knowledge of React, with experience across at least 3 of: Vanilla JS (ES6+), Redux, React Router, Tanstack, Next.js, React Query, React Native, or TypeScript
- Mobile-first development and responsive design experience
- Proven experience testing applications with a strong eye for performance
- Comfortable working independently and as part of a team
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Desirable / Nice to Have:
- Familiarity with CI/CD pipelines, AWS or Kubernetes, and NoSQL databases
- Experience with Kafka, Spring Security/OAuth2, or API tooling (OpenAPI/Swagger)
- Ability to scope customer requirements and contribute to technical estimation and planning
Why Apply?
- £30,000 - £40,000 depending on experience and level
- Hybrid working from Belfast
- Junior, Mid-level, and Senior positions open... genuine progression path either way
- Direct client exposure and ownership of technical designs from day one
- A collaborative, mentorship-driven engineering culture
- Exposure to modern full-stack tooling across Java, Spring Boot, and React
- Room to learn new technologies and shape your own career development
Next Steps
Interested? Get in touch with Brendan McCrory to find out more or submit your CV directly... connect on LinkedIn or email brendan@ochopeople.com.
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