Back End Engineer

About the position

Thought Machine is on a mission to eliminate legacy banking technology and help financial institutions transition to modern, cloud-native infrastructure.

To achieve this, we have built core banking and payments technology designed to run natively in the cloud, providing banks with a modern foundation for innovation and growth.

Over the past few years, Thought Machine has grown to more than 500 employees across offices in London, New York, Singapore, and Sydney. The company has raised over $500 million in funding and is currently valued at approximately $2.7 billion. Investors include Molten Ventures, Eurazeo, Intesa Sanpaolo, Temasek, Nyca Partners, JPMorgan Chase, Standard Chartered, and others.

We have built a culture that enables our teams to do their best work while enjoying the journey. Thought Machine has been recognized for its workplace culture, earning one of the highest Glassdoor ratings among UK fintech companies, alongside recognition for its employee equity program. We have also been named AltFi’s B2B Fintech of the Year, featured in the FinTech50, and recognized by the Financial Times as one of Europe’s fastest-growing companies.

About the role

Backend Engineering plays a critical role at Thought Machine, with engineers responsible for developing and enhancing the company’s Vault platform.

We place a strong emphasis on engineering excellence, leveraging modern development practices including continuous deployment and monorepo-based workflows.

While development moves quickly, engineers are expected to maintain high standards and deliver production-ready solutions that are scalable, reliable, and maintainable.

What you'll be doing

• Design, develop, and maintain scalable, high-performance microservices following modern engineering best practices
• Build and maintain automated unit tests, integration tests, and other testing frameworks as part of the development lifecycle
• Collaborate with other engineering teams to ensure features are delivered in a structured, maintainable, and cohesive manner
• Manage deployments and troubleshoot issues across environments, from testing through production
• Translate customer and business requirements into clearly defined and trackable engineering tasks

Requirements

Essential

• Professional experience with either Python or Golang
• Experience incorporating automated testing into the software development process
• Interest in working on customer-facing initiatives, including requirements gathering, scoping, and defining deliverables

Desirable

• Exposure to banking, financial services, or fintech environments
• Experience working with AWS or other cloud platforms
• Familiarity with relational or NoSQL databases
• Understanding of client-server architectures, networking concepts, or microservices-based systems
• Experience with container orchestration platforms such as Kubernetes, Mesos, or similar technologies