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Elliptic

Full Stack Engineer

Elliptic

Full Stack Engineer building tools for financial crime prevention using blockchain technology. Collaborating across the stack to enhance user investigative capabilities for compliance teams.

Posted 5/18/2026full-timeLondon • 🇬🇧 United KingdomMid-LevelSeniorWebsite

Tech Stack

Tools & technologies
JavaScriptNode.jsReactReduxSQLTypeScript

About the role

Key responsibilities & impact
  • Build and improve investigative workflows that empower compliance teams to track fund flows across blockchains
  • Work across the full stack (React/Redux frontend, Node.js/NestJS backend, data layers) to ship product features end-to-end
  • Develop and optimize data visualizations for complex transaction flows and network graphs, making the complex feel simple
  • Improve platform speed and precision by optimizing queries, improving frontend responsiveness, and shipping features that make investigators faster
  • Collaborate closely with product, data engineers, and cross-functional teams to deliver meaningful value
  • Write clean, well-tested code and participate in code reviews that raise the quality bar for the team
  • Contribute to technical design discussions, raising trade-offs and risks early

Requirements

What you’ll need
  • 3-4+ years of professional software engineering experience
  • Strong experience with modern JavaScript and TypeScript across backend (Node.js/NestJS) and frontend (React/Redux) development
  • Solid understanding of building and maintaining scalable UI applications and APIs, with the ability to make informed decisions about technology choices
  • Comfortable working with databases and writing SQL queries, and partnering with data engineers on integration points
  • Some experience or comfort with data visualization, particularly libraries or tools for rendering complex network graphs and transaction flows
  • Actively uses AI coding assistants (Copilot, Cursor, Claude, etc.) as part of their daily workflow, can critically evaluate AI-generated code, and understands when AI tools are useful and when they're not

Benefits

Comp & perks
  • Hybrid working and the option to work from almost anywhere for up to 90 days per year
  • £500 Remote working budget to set up your home office space
  • $1,000 Learning & Development budget to use on anything (agreed with your manager) that contributes to your growth and development
  • 25 days of annual leave + bank holidays
  • An extra day for your birthday
  • Enhanced parental leave: we provide eligible employees, regardless of gender or whether they become a parent by birth or adoption, 16 weeks fully-paid leave
  • Private Health Insurance - we use Vitality!
  • Full access to Spill Mental Health Support
  • Life Assurance: 4 times your salary to your beneficiaries
  • £100 cryptocurrency for you!
  • Cycle to Work Scheme

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
JavaScriptTypeScriptNode.jsNestJSReactReduxSQLdata visualizationAPIsscalable UI applications
Soft Skills
collaborationcode reviewtechnical design discussionscritical evaluationproblem-solving