About this role

Darktrace is hiring a senior-level Software Engineer based in Cambridge Office, United Kingdom (hybrid). The posting calls out experience with Swift, Docker, Linux, Cloud Computing.

Role: Software Engineer
Function: software engineering
Level: senior
Track: Individual contributor
Employment: Full-time
Location: Cambridge Office, United Kingdom
Work mode: Hybrid
Posted: Jun 14, 2026

AI Summary

Senior Software Engineer building and maintaining macOS cybersecurity products using C++ and Swift. Lead cross-functional projects from prototyping to production, collaborate on code reviews, and drive innovation in AI-powered threat detection. Requires strong C++/Swift expertise, cybersecurity knowledge, Docker proficiency, and cloud computing experience.

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Job description

from Darktrace careers

Darktrace is a global leader in AI for cybersecurity that keeps organizations ahead of the changing threat landscape every day. Founded in 2013, Darktrace provides the essential cybersecurity platform protecting nearly 10,000 organizations from unknown threats using its proprietary AI.

The Darktrace Active AI Security Platform™ delivers a proactive approach to cyber resilience to secure the business across the entire digital estate – from network to cloud to email. Breakthrough innovations from our R&D teams have resulted in over 200 patent applications filed. Darktrace’s platform and services are supported by over 2,400 employees around the world. To learn more, visit http://www.darktrace.com.

Job Description:

Join our esteemed R&D teams in Cambridge, where you'll play a pivotal role in the development and enhancement of products driving our company’s rapid growth. As a Senior Software Engineer, you’ll lead and contribute across a broad range of initiatives using a diverse and modern technology stack.

Please note this is a hybrid role and requires attendance in the Cambridge office 2 days a week

What will I be doing:

Building, designing, and maintaining the macOS codebase using modern C++ and Swift;
Leading and contributing to projects ranging from rapid prototyping of new ideas to the structured development of existing platforms;
Collaborating closely with cross‑functional teams to deliver robust, high‑quality solutions;
Participating in and contributing to code reviews to ensure engineering excellence and knowledge sharing;
Writing and maintaining high‑quality tests, documentation, and developer enablement materials;
Driving the advancement of our unique methodology for defending against unknown cyber‑attacks;
Fostering innovation and creativity in your approach, alongside traditional project‑based development;
Developing and mentoring team members in core competencies across multiple programming languages, with opportunities to specialise in specific technology areas.

What experience do i need:

We seek senior engineers with a solution‑focused mindset and a highly analytical approach to problem‑solving. During the interview process, you’ll demonstrate your ability to write production‑quality code and reason clearly about complex systems. You should be:

Strong experience in modern C++ ;
Experienced with Swift or keen to deepen your expertise;
Knowledgeable in Unix/macOS development environments;
Comfortable working autonomously, making sound technical decisions, while collaborating effectively within a team;
Knowledgeable or deeply interested in cyber‑security and malware forensics;
Experienced in statistical analysis of static or dynamic systems;
Proficient with Docker,
Familiar with cloud computing environments.

Benefits:

23 days’ holiday + all public holidays, rising to 25 days after 2 years of service,
Additional day off for your birthday,
Private medical insurance which covers you, your cohabiting partner and children,
Life insurance of 4 times your base salary,
Salary sacrifice pension scheme,
Enhanced family leave,
Confidential Employee Assistance Program,
Cycle to work scheme.