Senior Full Stack Developer – Contract Opportunity Location: Johannesburg (Hybrid Working Model) Type: Contract Company Overview Our client is an established international software and technology business delivering enterprise-grade cloud platforms used by large-scale organisations across highly regulated industries. Their solutions support operational decision-making, automation, analytics, and digital transformation initiatives across global markets. The business has built a highly respected engineering environment with a very solid technical team, low staff attrition, and a strong reputation for investing in people long term. Employees benefit from excellent career progression opportunities, exposure to modern technologies, collaborative leadership, and a genuinely positive team culture. It’s a great environment for engineers who enjoy solving complex technical challenges while working alongside experienced professionals in a stable and growing organisation. What They’re Looking For They are seeking an experienced Senior Full Stack Developer with a strong back-end engineering background and solid full-stack capability. The ideal candidate will have extensive commercial experience building scalable enterprise applications using Microsoft technologies and cloud-native architecture principles. This role would suit someone who enjoys designing robust APIs, improving system performance, contributing to architectural decisions, and working closely within agile engineering teams. While the primary focus is back-end development, the successful candidate should be comfortable working across the broader application stack when required. The position offers exposure to modern cloud technologies, distributed systems, AI-driven functionality, event-based architecture, and enterprise-scale SaaS platforms used by major global organisations. Key Technical Skills Required Strong commercial experience with C# and .NET development Experience designing and developing REST APIs and microservices Solid SQL Server expertise including optimisation and database design Hands‑on experience with Entity Framework and Dapper Azure cloud services experience including messaging and storage solutions Understanding of CI/CD pipelines and modern DevOps practices Experience working within Agile/Scrum delivery environmentsComfortable collaborating across front‑end, QA, and product teams Strong communication and problem‑solving skills Nice to Have Azure DevOps and infrastructure‑as‑code exposure Event‑driven or messaging architecture experience Docker or containerisation knowledge Exposure to Python, Rust, or additional modern languages Experience with monitoring, telemetry, or distributed tracing tools AI/ML integration exposure within enterprise applications Mentoring or knowledge‑sharing experience Responsibilities Develop, enhance, and maintain scalable back‑end services and APIs Contribute to architecture discussions, code quality, and technical best practices Build and optimise cloud‑native applications running within Azure environments Work with SQL Server databases, performance tuning, and data access layers Support CI/CD processes, automation, and deployment improvements Collaborate with cross‑functional teams to deliver high‑quality software solutions Participate in agile ceremonies, sprint planning, and technical discussions Assist with mentoring junior developers and supporting team growth initiatives Contribute to engineering standards, documentation, and continuous improvement Why Join? Excellent salary package and competitive contractor rates Great benefits and long‑term project stability Very strong engineering culture with low attrition Nice environment to work in with collaborative leadership Exposure to modern cloud, AI, and enterprise‑scale technologies Very good team environment with highly experienced engineers Strong opportunities for career progression and technical growth Opportunity to work within a globally established technology organisation with a growing local presence #J-18808-Ljbffr