Fullstack API Engineer

Posted 08 December 2025
LocationSheffield
Job type Contract
Discipline Technology

Job description

The role including below major accountabilities:

  • Set the level expected for software delivery within the team, leading by example

  • Serve as expert in area of responsibility, identifies process improvements and problem prevention, and advises department and management of relevant information as appropriate

  • Provides analysis and solutions to technical and business issues

  • Understand and apply technology and corporate vision setting direction on implementation.

  • Maintain awareness of business and technology strategies and implements technical alternatives and strategies to gain competitive advantage

  • Maintains the complex technical infrastructure of assigned area to meet the business requirements.

  • Provides technical solutions to business problems, technical leadership and direction to management.

  • Remain current on technical and professional advances and business strategies regarding area of responsibility

Knowledge & Experience / Qualifications

  • Bachelor’s Degree required in Computer Science, Engineering or related majors

  • Minimum of 5+ years’ applied experience as an API engineer

  • Strong experience in API designing and creating architectural artefacts such as gap analysis, low level designs, data models etc.

  • More than 4 years of engineering background in back-end microservices application development, application security and authentication development, cache and middleware

  • More than 5+ years’ experience programming in Java and ideally Go and Rust

  • Expertise in JVM tuning and diagnostic for application troubleshooting and performance-optimization

  • Expertise in distributed system design including microservices, Springboot

  • Experience working with Kafka, Docker, k8s, service mesh

  • Experience with monitoring and observability technologies: Splunk, Grafana, Prometheus, Jaeger, Kiali, Open Telemetry