We are looking for an experienced Senior Software Developer / Software Development Lead who combines strong technical expertise with sound engineering judgement. You will contribute to architectural decisions, mentor developers, and help shape the technical direction of our platforms while remaining hands-on with development.
This is not a role focused on maintaining legacy software. You will play a key part in designing and building scalable financial products from the ground up, working with modern architectures, microservices, cloud-native technologies, and high-availability systems.
Key Responsibilities:
Promote engineering best practices and identify opportunities to improve development quality, efficiency, and scalability
Support and mentor other developers through technical guidance and knowledge sharing
Design, develop, and enhance modern .NET services powering our core fintech platform
Build secure, scalable APIs and integrations with internal and external systems
Develop and maintain microservices using asynchronous communication and message brokers
Improve the reliability, resilience, observability, and performance of existing services
Participate in solution architecture, technical design, estimation, decomposition, and code reviews
Collaborate with cross-functional teams to deliver high-quality software in an agile environment
Engineer high-availability solutions suitable for mission-critical financial systems
Optimise database performance, transactions, and data access strategies
Maintain and continuously improve existing applications while contributing to new product development
Talent Profile:
Essential
Minimum 5 years' commercial experience developing applications with .NET/.NET Core
Strong experience designing and building backend services and REST APIs
Excellent understanding of relational databases, transactions, indexing, and query optimisation
Solid knowledge of object-oriented programming and software engineering principles including SOLID, KISS, and DRY
Experience working with asynchronous architectures, message brokers, and messaging patterns such as Outbox, Inbox, and Saga
Experience participating in architecture discussions, code reviews, and technical solution design
Strong analytical and problem-solving skills
Good written and spoken English (Intermediate level or above)
Desirable
Experience with Domain-Driven Design (DDD)
Experience building high-load, highly available, or distributed systems
Full-stack development experience
Experience with React
Familiarity with MongoDB
Previous experience mentoring developers or leading technical initiatives