Senior Software Engineer

As a Senior Software Engineer, you will be responsible for designing, developing, and maintaining scalable, secure, and high-performing software solutions that power Expedier's fintech products. You are expected to lead technically, mentor engineers, uphold engineering standards, and ensure timely delivery of business-critical features.

Software Development & Technical Leadership

• Own the end-to-end design, development, testing, deployment, and maintenance of software features across the technology stack.
• Build and maintain scalable applications using React (TypeScript), Django (Python), PostgreSQL, and other approved technologies.
• Lead architectural decisions and contribute to the continuous improvement of the company's technology stack.
• Write clean, maintainable, secure, and well-documented code that adheres to engineering best practices.
• Perform code reviews, provide constructive feedback, and maintain high coding standards across the engineering team.
• Troubleshoot and resolve complex technical issues in development, staging, and production environments.

Product Delivery & Agile Execution

• Lead technical execution of product initiatives from planning through deployment.
• Collaborate closely with Product, Design, Operations, Compliance, and other stakeholders to translate business requirements into scalable technical solutions.
• Participate actively in sprint planning, backlog refinement, estimation sessions, daily stand-ups, sprint reviews, and retrospectives.
• Manage engineering deliverables using Jira, GitHub Projects, or other project management tools.
• Ensure timely delivery of projects while maintaining quality and performance standards.

System Architecture & Infrastructure

• Design, implement, and optimize scalable backend services and APIs.
• Build reliable integrations with third-party payment providers, banking partners, and external APIs.
• Maintain and improve cloud infrastructure on AWS and Google Cloud Platform (GCP), including Cloud Run, EC2, Cloud SQL, Cloud Storage, and related services.
• Oversee deployment pipelines using GitHub Actions or other CI/CD tools to ensure reliable software releases.
• Maintain development, staging, and production environments while ensuring deployment consistency.

Security & Compliance

• Develop software in accordance with secure coding standards and industry best practices.
• Implement authentication, authorization, encryption, secrets management, and API security controls.
• Ensure applications comply with applicable fintech security, privacy, and regulatory requirements.
• Work closely with Compliance and Security teams to remediate vulnerabilities and improve security posture.
• Participate in security reviews, penetration testing remediation, and incident response activities where required.

Quality Assurance & Engineering Excellence

• Champion engineering best practices, coding standards, and software development methodologies.
• Implement and maintain comprehensive unit, integration, and automated testing.
• Monitor application performance, system health, and production incidents, ensuring rapid issue resolution.
• Continuously optimize application performance, scalability, reliability, and maintainability.
• Establish and enforce clear Definition of Done (DoD) and quality assurance processes.

Team Leadership & Mentorship

• Mentor and support junior and mid-level engineers through coaching, pair programming, and technical guidance.
• Assist in onboarding new engineering team members.
• Identify technical blockers and proactively resolve impediments affecting project delivery.
• Foster a collaborative, innovative, and accountable engineering culture.

Innovation & Continuous Improvement

• Evaluate and recommend new technologies, frameworks, and development practices that improve engineering efficiency.
• Contribute to technical documentation, architecture diagrams, and engineering standards.
• Drive automation initiatives that enhance software development and operational efficiency.
• Stay current with emerging technologies, fintech industry trends, cybersecurity developments, and regulatory requirements relevant to digital financial services.

Cross-Functional Collaboration

• Work closely with Product Managers, UI/UX Designers, Compliance, Operations, Customer Success, and Executive Leadership to ensure technical solutions align with business objectives.
• Support technical planning, product roadmaps, and strategic technology initiatives.
• Provide technical expertise during stakeholder meetings and project planning sessions.

Key Performance Expectations

• Deliver software features within agreed timelines and quality standards.
• Maintain high application availability, performance, and reliability.
• Minimize production defects through robust testing and quality assurance.
• Ensure secure, scalable, and maintainable software architecture.
• Contribute to continuous improvement of engineering processes and team productivity.
• Demonstrate ownership, accountability, technical excellence, and collaboration across all projects.

Other Duties

• Perform any other duties or responsibilities assigned by Management from time to time in line with the Company's business objectives.

Pay: From ₦550,000.00 per month

Work Location: Hybrid remote in Lagos (Lagos)