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EC1 Partners

Senior Full-Stack Engineer

EC1 Partners
United Kingdom · Full-time · Mid-Senior

About the Company:

A global technology firm operating in the regulatory technology space, building mission-critical products for financial institutions. The company specialises in computational law and automated decisioning systems, helping clients navigate complex regulatory environments with precision and efficiency. Their culture values intellectual curiosity, creativity, collaboration, and personal development.


About the Role:

The organisation is expanding its product offering and is seeking a Fullstack Product Engineer to design, build, and own client-facing web applications. Reporting to senior engineering leadership, the role collaborates closely with Product and UX teams to deliver high-quality, user-centric digital experiences. The position focuses on developing high-performance applications that support real-time regulatory services used by sophisticated financial firms.

This role suits someone passionate about creating elegant, functional products and who enjoys working across the full product lifecycle—from ideation to deployment.


Key Responsibilities

  • Understand client objectives and develop strategies to meet them, incorporating client feedback into product development.
  • Own end-to-end delivery: break down complex problems into iterative, shippable components.
  • Collaborate with Product and User Experience teams on roadmaps and rapid iteration cycles.
  • Lead technical architecture and solution design.
  • Develop a deep understanding of the company’s product suite and provide technical expertise plus production support to clients.
  • Manage delivery of on-premises and cloud-based deployments, upgrades, and enhancements.
  • Mentor engineers and contribute to a high-performance engineering culture.


What We’re Looking For

  • Experience in building web applications using User-Centered Design principles.
  • Strong system design skills, particularly architecting scalable end-to-end solutions.
  • Ability to propose and articulate multiple solutions, weighing technical and business trade-offs.
  • Track record of owning long-term projects from concept to delivery.
  • High curiosity, strong problem-solving skills, and comfort asking thoughtful questions.
  • Experience collaborating directly with clients or end-users.
  • A collaborative mindset with a passion for knowledge sharing.
  • Openness to giving and receiving feedback in a constructive environment.


Desired Technical Skills

  • Backend: Proficiency in Java and/or Node.js with TypeScript.
  • Frontend: Strong experience with React and TypeScript.
  • Infrastructure: Familiarity with cloud environments (e.g., AWS, Azure).
  • Databases: Experience with relational databases (Postgres, Oracle, etc.).
  • APIs: Experience designing and building RESTful APIs.
  • Bonus: Experience with functional programming languages (Clojure, Haskell).


What the Company Offers

  • Competitive compensation, including equity, bonus eligibility, and retirement benefits.
  • Comprehensive health and wellbeing support for employees and their families.
  • Strong emphasis on professional learning, continuous feedback, and career growth.
  • A collaborative global working environment.
  • Flexible hybrid working model.


Additional Notes

The organisation is committed to building a diverse and inclusive workforce. Candidates from all backgrounds are encouraged to apply.

Key Skills

Ranked by relevance

cloud functional programming technical expertise clojure oracle react java aws ux
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Posted
Apr 10, 2026
Type
Full-time
Level
Mid-Senior
Location
London Area

Industries

Financial Services Capital Markets

Categories

Information Technology Engineering

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