Senior Backend Software Engineer

About the role

At KingMakers, we're not here to follow the industry, we're here to define it. We are a proudly homegrown African company, building the future of sports and iGaming entertainment across the continent. Since our launch in 2018, we've created platforms that connect millions of fans to the excitement they love through our leading brands, BetKing and SuperSportBet . From Nigeria to South Africa, we've rapidly grown into a powerhouse, recognized for raising standards, pushing boundaries, and shaping what's next in our industry. Our vision is bold: to be the home where Africa plays. Collaboration, innovation, and fearless execution define our culture. Every decision is purposeful, every interaction impactful, and every product designed to serve our players and partners with excellence. We move fast, stay curious, and constantly raise the bar. Our mission is to deliver entertainment with integrity, innovation, and impact - because great products can change how entire communities experience play . As a Senior Backend Software Engineer within the UBO (Unified Back Office) domain, you will play a key role in designing, building, and evolving the platforms and services that enable seamless operational excellence across KingMakers. The UBO domain owns critical business capabilities including Back Office systems, Framework services, Authentication and Permissions, Market Configuration, Operational Automation, Customer Support tooling, Chatbots, Salesforce integrations, Inbound Contact platforms, Help Centre solutions, and FAQ management. We're looking for engineers who thrive in high-impact environments, enjoy solving complex distributed systems challenges, and are passionate about building robust, maintainable software while supporting the growth of those around them. 5+ years of professional software engineering experience, with strong backend development expertise. Strong proficiency in C# and the .NET ecosystem. Experience designing and building microservices-based applications. Strong understanding of distributed systems, domain-driven design, and event-driven architectures. Experience with relational and NoSQL databases (MS SQL Server, MongoDB, Redis). Experience building and operating cloud-native applications, preferably on Microsoft Azure. Hands-on experience with Docker, Kubernetes, and AKS. Experience working with CI/CD pipelines and Infrastructure as Code (Terraform). Experience with messaging and event-streaming technologies such as RabbitMQ and Kafka. Strong understanding of testing practices, observability, monitoring, and performance optimisation. Strong focus on secure software development and engineering best practices. Experience delivering complex technical projects and owning solutions end-to-end. Collaboration & Growth Experience mentoring junior engineers and contributing to a culture of learning and collaboration. Strong communication and stakeholder management skills. Ability to work effectively in fast-paced, cross-functional product teams. Proven ability to balance technical excellence with business outcomes. Nice to Have Experience within the iGaming or sports betting industry. Knowledge of regulatory and compliance requirements in gaming environments. Experience working in high-growth or scale-up technology businesses. Exposure to platform modernisation and cloud migration initiatives. Responsibilities Design, develop, test, and maintain scalable, resilient, and high-performing backend systems. Contribute to architecture and design discussions, helping shape technical solutions across services and platforms. Write clean, maintainable, and secure code with a strong focus on quality and reliability. Identify and resolve performance, scalability, and operational challenges. Contribute to continuous improvement of engineering standards, tooling, and development practices. Engineering Delivery Own features and technical initiatives from design through deployment and support. Build and maintain distributed systems and microservices that support business-critical operations. Ensure strong observability, monitoring, and operational excellence practices are embedded into solutions. Contribute to CI/CD, infrastructure improvements, and developer productivity initiatives. Participate in troubleshooting, incident response, and root-cause analysis activities. Collaboration & Mentorship Collaborate closely with Product Managers, Designers, and fellow engineers to deliver impactful solutions. Participate in technical discussions, code reviews, and design reviews. Share knowledge and mentor junior and mid-level engineers through coaching and technical guidance. Promote engineering best practices and contribute positively to team culture. Business & Stakeholder Partnership Translate business requirements into scalable technical solutions. Provide technical input into planning, estimation, and delivery discussions. Communicate technical trade-offs and recommendations effectively to both technical and non-tech