Senior Software Engineer - AI-Driven Security Platform

Snyk; United Kingdom; Hybrid; GBP 90,000 - 140,000; Full time

Job summary

Snyk's Core R&D organization builds the infrastructure, platform, and shared systems that power Snyk's products. As a Senior Software Engineer, you will own complex problems end to end, from design to production, and mentor engineers around you.

This role aligns with our shift toward AI-enabled development and security where speed and reliability matter. You’ll join a Core R&D team that partners with product engineering across the company, focusing on scalable systems, strong design, and robust

Qualifications

• 7+ years of commercial experience as a Software Engineer.
• Expertise in large-scale software systems design and foundational CS concepts.
• Proficiency in at least one core language: Go, TypeScript, or Python.
• Experience building highly reliable, scalable systems (microservices, web UIs, or automation).
• Strong commitment to code quality and giving/receiving feedback.

Responsibilities

• Lead key efforts from idea to execution with end-to-end ownership.
• Analyze, design, and implement high-quality, well-tested solutions in ambiguity.
• Mentor and coach junior engineers to grow talent.
• Build systems with long-term design, robust testing, and scalability.
• Collaborate cross-functionally to ensure broad adoption of infrastructure.
• Resolve critical bugs and customer escalations to protect user experience.

Skills

Software engineering experience

Large-scale systems design

Go/TypeScript/Python

Code quality and feedback

Clear communication

Tools

Go

TypeScript

Python

Job description

Snyk's Core R&D organization builds the infrastructure, platform, and shared systems that power Snyk's products. As a Senior Software Engineer, you will own complex problems end to end, from design to production, and mentor engineers around you.

This role aligns with our shift toward AI-enabled development and security where speed and reliability matter. You’ll join a Core R&D team that partners with product engineering across the company, focusing on scalable systems, strong design, and robust