Senior Back End Software Engineer

Company: Thought Machine
Apply for the Senior Back End Software Engineer
Location: Greater London
Job Description:

Overview

At Thought Machine, our mission is ambitious: to permanently liberate the global banking sector from the constraints of legacy systems. We achieve this by building the bedrock of modern finance through cloud-native core and payments technology. We have experienced significant growth, expanding to a team of over 550 professionals across London, New York, Singapore, and Sydney. With more than $500m raised and a valuation of $2.7bn, we are backed by top-tier investors including JPMorgan Chase Strategic Investments, Temasek, and Standard Chartered Ventures. Our culture is built to empower our team to deliver industry-leading work while maintaining an engaging environment. We are consistently recognized for our workplace excellence, holding one of the highest Glassdoor ratings in the UK fintech space and offering a premier employee share package.

About the Team

Back End Engineering is a foundational function at Thought Machine. Our Engineers spearhead the evolution of our flagship “Vault” product. We emphasize technical excellence, utilizing a monorepo structure and advanced continuous deployment practices. While the pace of development is rapid, we maintain a strict standard for high-quality, production-ready code.

Responsibilities

  • System Development: Architect and implement high-performance, scalable microservices using modern best practices.
  • Quality Assurance: Develop comprehensive automated unit and integration tests.
  • Cross-Team Collaboration: Work closely with diverse engineering squads to ensure feature integration is logical and cohesive.
  • End-to-End Ownership: Oversee and troubleshoot deployments from initial testing environments through to live production.
  • Technical Scoping: Convert client needs into actionable technical requirements and timelines.

Qualifications

  • Essential:6+ years of professional experience in Software Engineering.
  • Strong proficiency in either Golang or Python.
  • A proven track record of integrating automated testing into the development lifecycle.
  • A desire to work on client-focused projects, including defining deliverables and scope.
  • Desirable:Prior experience in the Finance or Banking sectors.
  • Hands-on experience with AWS or alternative cloud platforms.
  • Knowledge of database systems (SQL or NoSQL).
  • Understanding of client/server architectures and microservice networking.
  • Familiarity with container orchestration (Kubernetes, Mesos, etc.).
  • Experience in team leadership or a strong interest in future management.

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Posted: March 14th, 2026