Back-End / Full Stack Developer (Senior)

Location: Cape Town | Work Type: Hybrid | Job ID: J107049 About our client: Our client is a global investment advisory firm focusing on long-term value creation through investment strategies. They work with a diverse group of institutional partners and pride themselves on their collaborative, sustainable, inclusive culture and performance. You are welcome to go into the office daily or to take advantage of their hybrid in-office / remote benefit. This company places significant investment in employee wellness, their benefits which are on top of generous basic salaries, are industry leading in their generosity. Our client is large, offering fantastic career development opportunities but also very dynamic, they track as many metrics as possible in order to continuously improve - they spare no expense on the tools to do so. Automation, AI and R&D are pillars of their business framework which ensures you should never be at risk of falling behind or getting stuck working with old legacy software. Culturally they are very cosmopolitan and diverse, you will be working with the best globally. What you will be doing: Design and implement highly scalable backend services using .NET (C#) and optimize SQL Server databases. Lead critical system design and architectural decisions, prioritising scalability, reliability, and maintainability. Guide the seamless integration design between backend services and client-side Vue.js applications. Drive continuous improvement in development practices, elevating code quality, testing standards, and DevOps maturity. Provide mentorship to junior engineers, proactively identify technical risks, and formulate mitigation strategies. Collaborate across distributed teams, actively participate in code reviews and architectural discussions, and influence the broader technical direction. What our client is looking for: 10+ years in software development with demonstrated ability to lead back-end initiatives and deliver complex, full-stack systems end-to-end. Advanced expertise in .NET Core / C# for building scalable, production-grade RESTful Web APIs. Strong experience designing distributed, enterprise-grade systems, applying Clean Architecture, SOLID principles, and design patterns. Advanced knowledge of Microsoft SQL Server, including schema design, indexing, performance tuning, and query optimization. Experience implementing and optimising CI/CD pipelines (e.g., Azure DevOps) and proven ability to mentor engineers and conduct technical reviews. Excellent skills for articulating architectural decisions, trade-offs, and strategy to both technical and non-technical stakeholders. Exposure to modern front-end frameworks (Vue.js), ETL workflows, cloud-native architecture, performance profiling/monitoring, and the financial/investment domain is a plus. Requirements Back-End Developer, Full Stack, .NET Core, C#, SQL Server, Vue.js, Clean Architecture, SOLID, CI/CD, Azure DevOps, Cape Town, Hybrid, Investment Advisory