Queen Square Recruitment is working with a global IT partner and seeking a Senior API Engineer.
The Candidate must
design, develop, and maintain secure and scalable APIs and microservices.Refactor existing APIs to improve performance and developer experienceAutomate testing (unit, contract, integration) using pytest, JUnit, Go testing, Postman/NewmanImplement CI/CD pipelines (GitHub Actions, Jenkins, GitLab CI)Deploy on Kubernetes and monitor using OpenTelemetry, Prometheus, GrafanaCollaborate with Frontend, DevOps, and Product teamsParticipate in code reviews and maintain documentation (Markdown, Swagger-UI )
Tech & ToolsLanguages:
Python, Java, GoTesting:
pytest, JUnit, Go testing, Postman/NewmanCI/CD:
GitHub Actions, Jenkins, GitLab CIMonitoring:
OpenTelemetry, Prometheus, GrafanaDatabases:
PostgreSQL, Redis, MongoDBSecurity:
JWT, mTLSOther:
REST, semantic versioning, API design
Essential Requirements5+ years of experience developing production APIs and microservicesProficiency in at least two of the following languages:
Python, Java, GoStrong understanding of HTTP, REST, API security, and software architectureExperience with relational and NoSQL databasesSolid testing practices and high code coverageBachelor's degree in Computer Science or equivalent experienceEnglish proficiency (B2/C1 Level)