Five Sigma Finance
Senior Engineer
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Company Description
Five Sigma Finance is a London-based, technology-driven company focused on delivering innovative solutions to the fixed income marketplace. The organisation provides capital markets and transaction lifecycle advisory services to institutional investors across public and private fixed income assets. These services are powered by a proprietary technology platform designed to improve efficiency, transparency, and decision-making. Team members collaborate closely with financial institutions and leverage advanced tools to help clients navigate complex fixed income markets and investment opportunities.
Role Description
We’re looking for an experienced Senior Engineer to join our growing tech team and help scale Abide, our analytics and asset management SaaS platform. This is an opportunity to contribute high-impact changes to our platform as a developer, as well as grow into a managerial role where you’ll work closely with our CEO and CTO to shape both the product and the engineering team.
You’ll work with a team of 10–15 engineers, drive technical excellence, and ensure delivery of a high-performance, scalable application. Alongside hands-on contributions to the platform, you’ll help set priorities, structure how work is delivered, remove blockers, and foster a supportive, high-performing culture.
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This is an opportunity to make a direct mark on the evolution of a product used by leading institutions in the financial space.
Key Responsibilities
- Design, develop, and maintain core software components that power our data pipelines, calculation engines, and APIs, ensuring high performance, reliability, and maintainability across the platform.
- Drive the evolution of our scalable SaaS platform, building resilient, cloud-native solutions that support asset management, portfolio analytics, and data-driven decision-making for clients at scale.
- Collaborate across engineering, product, and domain teams to translate business requirements into robust technical solutions, delivering high-quality features from design through deployment.
- Champion engineering excellence by promoting best practices in software design, testing, code reviews, observability, and continuous delivery to improve quality and developer productivity.
- Contribute to the architecture and technical direction of the platform, identifying opportunities to improve scalability, performance, security, and operational efficiency.
- Foster a culture of learning, inclusivity, and continuous improvement by mentoring teammates, sharing knowledge, encouraging diverse perspectives, and supporting an environment where everyone can grow and succeed.
- Continuously evaluate and adopt modern technologies and engineering practices that enhance platform capabilities, streamline development workflows, and deliver greater value to customers.
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Qualifications
- Significant software engineering experience 5-7+ years.
- Strong Python expertise & experience with one or more of: Django, DataFrame libraries e.g. pandas, Spark, ETL frameworks, orchestration frameworks, dashboarding/visualisation tools, data modelling, web frameworks, API design.
- Previous experience in a startup or scale-up environment, demonstrating adaptability and problem-solving in fast-moving contexts.
- Excellent communication and interpersonal skills to collaborate across teams.
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