Senior Backend Software Engineer

SUMMARY:
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POSITION INFO:
About the Role We are seeking a highly experienced Senior Backend (Full Stack) Software Engineer to join our Engineering (Technology & Innovation) team. This role is ideal for a strategic technical leader with strong backend engineering expertise who remains hands-on while driving scalable architecture, system reliability, and engineering best practices. The successful candidate will play a key role in architecting, developing, and maintaining scalable backend systems using .NET technologies while contributing to full-stack alignment with Vue.js applications. You will work closely with distributed teams, mentor engineers, and influence the technical direction of enterprise-grade platforms and solutions. This role offers an excellent opportunity to contribute to complex, high-impact systems while expanding into broader full-stack ownership and end-to-end solution design. Key Responsibilities Backend Architecture & Development Architect, design, and implement scalable backend services using .NET (C#) • Develop and maintain production-grade RESTful APIs using .NET Core and .NET Framework • Lead system design decisions focused on scalability, reliability, and maintainability • Design and maintain distributed and enterprise-grade systems • Guide frontend and backend integration between backend services and Vue.js applications • Contribute to end-to-end solution architecture and technical strategy Database & Data Engineering Design, optimise, and maintain Microsoft SQL Server databases • Implement schema design, indexing strategies, performance tuning, and query optimisation • Develop and maintain data access layers and database structures • Contribute to ETL workflows and data integration processes • Support reporting and data processing requirements across enterprise systems DevOps, Quality & Engineering Standards Drive improvements in code quality, testing standards, and DevOps practices • Implement and optimise CI\/CD pipelines using Azure DevOps or similar platforms • Apply clean architecture principles, SOLID principles, and software design patterns • Participate in architectural discussions and technical reviews • Ensure high standards of system reliability, maintainability, and performance • Support performance profiling, monitoring, and optimisation initiatives Leadership & Collaboration Mentor intermediate and junior engineers • Lead and participate in code reviews and technical discussions • Collaborate across distributed teams and influence technical direction • Proactively identify technical risks and recommend mitigation strategies • Communicate technical decisions, trade-offs, risks, and dependencies effectively to both technical and non-technical stakeholders • Support long-term engineering strategy and platform evolution Requirements & Qualifications Must-Have Skills Minimum 10+ years of professional software development experience • Deep expertise in .NET Core \/ C# development • Strong experience building scalable, production-grade RESTful Web APIs • Experience designing and maintaining distributed and enterprise-grade systems • Advanced Microsoft SQL Server experience, including: Schema design Indexing strategies Performance tuning Query optimisation • Strong understanding of clean architecture, SOLID principles, and software design patterns • Experience implementing and optimising CI\/CD pipelines using Azure DevOps or similar tools • Proven experience mentoring engineers and conducting technical reviews • Excellent communication and stakeholder engagement skills • Ability to articulate technical decisions and architectural trade-offs clearly • Experience leading backend initiatives and delivering complex systems end-to-end Highly Desirable Skills Experience with Vue.js or modern frontend frameworks • Exposure to full-stack application development • Experience designing ETL workflows and data integration pipelines • Exposure to cloud-native architecture or application modernisation initiatives • Experience with application monitoring and performance profiling • Experience working within financial services or investment environments • Strong understanding of scalable architecture and enterprise solution design Education Bachelor’s degree in Computer Science, Software Engineering, or a related field OR Equivalent practical industry experience Additional Information Location: Cape Town • Department: Engineering (Technology & Innovation) • Salary: Negotiable • Work Model: Hybrid \/ Office-based  • Must be located in South Africa or hold a valid South African work permit