Software Engineer, Backend Job at Cellulant

Cellulant is Africa’s no.1 company in the payments & transfers category - FIntech Awards 2016. We are a PPISP (Payment Platform Infrastructure Service Provider) regulated by the Central Bank of Nigeria (CBN) and insured by Nigerian Deposit Insurance Corporation (NDIC).

We are recruiting to fill the position below:

Job Position: Software Engineer, Backend

Job Location: Lagos
Department: Full-Time

Role Summary

• As a Software Engineer, you work in a team that owns the design, development, and operations for mission-critical applications of the payments business.
• You are responsible for developing applications using best practices.

Key Responsibilities

• Develop and maintain backend features and ensure existing systems run smoothly.
• Collaborate with frontend and API engineers to define and implement RESTful API specifications.
• Build and deploy microservices using Java, Spring, and Spring Boot.
• Fix bugs promptly and approach complex problems methodically.
• Contribute to architecture and code reviews to ensure scalable and performant solutions.
• Write testable, efficient, and reusable code using test-driven development (TDD).
• Participate in Sprint Planning, track work items, and deliver high-quality results.
• Prototype new ideas to refine feature definitions.
• Ensure written code adheres to best practices, is scalable, and optimized for performance.

Educational Requirements, Skills, and Qualifications

• Bachelor's Degree in Information Technology, Software Engineering, Computer Science or related field
• 2+ years of experience in backend development, building scalable systems.
• Proficiency in Java, Spring, and Spring Boot.
• Strong understanding of data structures, algorithms, and distributed systems.
• Experience with cloud-native applications and deployment using CI/CD pipelines.
• Familiarity with unit testing frameworks and automated functional testing.
• Exposure to building multi-tenant applications and performance optimization is a plus.
• Good interpersonal skills and ability to collaborate effectively with teams.
• Autonomous, detail-oriented, and eager to take initiative.