Senior Software Engineer (Fullstack Backend focus)

We are seeking a talented Senior Software Engineer (Fullstack with backend focus) to join our team and help build cutting-edge applications that transform the financial markets. In this role, you will primarily focus on developing scalable, secure, and high-performing backend systems while also contributing to frontend development when needed. 

To succeed in this role, you are comfortable navigating a fast-paced, high-growth environment where priorities evolve quickly. You take a proactive approach to problem-solving, enjoy finding smarter and more efficient ways of working through AI and automation, and consistently deliver high-quality results with speed and precision.

Key Responsibilities

• Backend Development: Design, build, and maintain scalable backend services using Node.js, TypeScript, and Express.js, with a strong focus on performance, reliability, and maintainability.
• API Development: Develop and maintain secure, well-structured RESTful APIs and integrations that enable seamless communication between internal systems, frontend applications, and third-party services.
• System Architecture: Contribute to technical design and architectural decisions, building systems that can scale as the platform, customer base, and transaction volumes grow.
• Database Development: Design efficient data models, queries, and storage solutions using relational or NoSQL databases, ensuring data integrity, security, and performance.
• Cloud Infrastructure: Deploy, manage, and maintain cloud-based applications using AWS or similar platforms, ensuring scalability, availability, security, and effective monitoring.
• AI Integration: Develop and integrate AI-powered features into software applications. Experience building AI tools or leveraging AI to improve development workflows is highly beneficial.
• Frontend Contribution: Contribute to frontend development using React and Next.js when required, supporting the delivery of complete end-to-end solutions.
• Collaborative Development: Work closely with frontend engineers, product managers, designers, and other stakeholders to deliver high-quality features and continuously improve the platform.
• Project Ownership: Take ownership of features and services throughout the entire development lifecycle—from concept and technical design to implementation, testing, deployment, monitoring, and maintenance.
• Performance & Reliability: Identify bottlenecks, troubleshoot complex issues, and improve the performance, resilience, and observability of backend systems.
• Security & Code Quality: Write clean, secure, maintainable, and testable code while following modern development standards, participating in code reviews, and continuously improving engineering practices.
• Stakeholder Communication: Clearly communicate technical solutions, progress, risks, and challenges to both technical and non-technical stakeholders.

Skills & Qualifications

• 5+ Years of Experience: Minimum five years of professional software development experience, with a proven track record of building and maintaining production-grade applications.
• Backend Expertise: Strong experience with Node.js, TypeScript, Express.js, RESTful APIs, and modern backend architecture.
• Database Experience: Experience working with relational and/or NoSQL databases, including data modelling, query optimisation, and performance considerations.
• Cloud Services: Experience deploying and managing applications in AWS or similar cloud environments.
• Scalable Systems: Strong understanding of system design, distributed applications, API security, application performance, testing, monitoring, and fault tolerance.
• Frontend Knowledge: Experience with React and Next.js, with the ability to contribute across the full stack when needed.
• AI Integration: Experience integrating AI technologies into software products or using AI tools to improve engineering productivity is highly valued.
• Fintech Experience: Previous experience within Forex trading, financial technology, payment systems, or trading platforms is considered a strong advantage.
• Strong Social Skills: Excellent collaboration and communication skills, with the ability to work effectively across cross-functional teams.
• Time & Project Management: Proven ability to prioritise work, manage multiple projects, and deliver high-quality solutions in an agile environment.

Professional Attributes

• Backend Mindset: Passionate about building secure, scalable, reliable, and well-structured backend systems.
• Problem Solver: Enjoys investigating complex technical challenges and developing pragmatic, sustainable solutions.
• Project Ownership: Takes responsibility for delivering high-quality features and services from idea to production.
• Team Player: Collaborates effectively with cross-functional teams and contributes to a positive engineering culture.
• Strong Communication Skills: Clearly communicates technical concepts and trade-offs to both technical and non-technical audiences.
• Innovative & Forward-Thinking: Continuously explores new technologies, AI capabilities, and best practices to improve products and development processes.
• Agile & Adaptable: Thrives in a fast-paced startup environment and adapts quickly to changing priorities.

Essential Skills

• Node.js
• TypeScript
• Express.js
• REST APIs
• Backend and API architecture
• Relational and/or NoSQL databases
• AWS or a similar cloud platform
• System design and scalable applications
• Application security, performance, and reliability
• Testing, monitoring, and troubleshooting
• React and Next.js
• Experience building data-driven web applications and platforms