Job Overview:
As a Senior Full-Stack Engineer on our new UK-based team, you will help us build a financial B2B SaaS platform using TypeScript, React, and You'll tackle our unique challenge: ensuring high performance on an application that handles complex financial calculations and large datasets.
With a 60/40 backend-to-frontend focus, this role is perfect for a proactive engineer who is passionate about building high-performance software throughout the stack and thrives in a multicultural environment. This is a fantastic opportunity to grow your skills while shaping up a new team and a cutting-edge platform.
*** This is a hybrid position - working 3 days a week from our Winnersh office. ***
Key Responsibilities:
• Take full ownership of the feature development lifecycle, from concept and design to testing and deployment.
• Collaborate with product managers, designers, and other SW Engineers to translate requirements into well-architected, user-friendly features.
• Write clean, scalable, and high-performance code for both the backend ( and the frontend (React/TypeScript)
• Collaborate with field teams to support our customers, debug issues, and offer prompt solutions.
• Participate in code reviews and contribute to the continuous improvement of our development processes.
• Improve the performance, scalability and security of the platform.
• Develop and maintain comprehensive tests to ensure software quality and reliability
• Contribute to our and AWS backend services.
• Stay up-to-date with the latest trends in web development and cloud-based SaaS technologies.
Required Qualifications:
• 5+ years of professional experience in software development for scalable, web-based applications.
• Experience in building large-scale, maintainable applications, with proficiency in TypeScript/JavaScript.
• Proven experience building and maintaining backend services with and a common framework (, Fastfy, Express, NestJS).
• JavaScript performance optimization. You know how to profile, debug, and refactor code to make it faster.
• Experience in modern frontend frameworks (, React, Vue, Svelte).
• Experience with AWS infrastructure.
• Experience with CI/CD pipelines.
• Bachelor’s degree in Computer Science, Software Engineering, or a related field from a university or a leading college.
Bonus Points:
• Experience with Browser DB (IndexedDB) and Sync Engine pattern.
• Experience with data-intensive applications or financial modeling.
Soft Skills:
• Strong problem-solving abilities and an eagerness to learn.
• Excellent communication skills and the ability to work well in a multicultural environment.
• High attention to detail and a commitment to delivering high-quality work.
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