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Backend Engineer

Netcraft

Netcraft

Software Engineering
Westminster, London, UK
Posted on Jul 26, 2025

About Netcraft

Netcraft is the global leader in cybercrime detection and disruption. We’re a trusted partner for three of the four largest companies in the world and many large country governments. We’ve blocked more than 200 million malicious sites and perform takedowns for around one-third of the world’s phishing sites.

Our purpose, passion, and expertise are focused on just one thing: protecting the world from cybercrime.

Our passion doesn’t stop at what we do—it shapes how we work, too. We’re proud of our talented team and the value each person brings. That’s why we’ve created a workplace where people feel supported and inspired, from great benefits and wellness programs to fun social events.

The role

We’re searching for a mid-level Engineer to join our growing engineering team. Based in either London, Manchester or Bath, you’ll report to one of our Engineering Team Leads. You will work within a team to analyse problems and build new features as well as expand current functionality on our Targeted Detection platforms.

This role gives you the opportunity to work collaboratively in a team to help us to continually improve our detection services and applications. Your day to day will cover investigation, solution design, feature and product development, operational monitoring and root cause analysis of issues. A thoughtful and proactive approach is encouraged and supported.

As an Engineer you will have experience in modern development practises in an agile environment.

You’ll be:

  • Analysing problems with the team to develop effective solutions both independently and collaboratively. Aiming to consistently achieve successful outcomes for assigned work.
  • Complete all assigned work to a high standard that can be easily understood by others.
  • Documenting and testing new and existing aspects of the service you work on.
  • Look for solutions to problems but also know when to seek assistance where needed.
  • Proactively communicate progress to the team.
  • Looking to continuously improve the quality of your work.
  • Participate in working groups and help more senior engineers to ideate on product improvements and ideas.

What you’ll need to be successful:

  • Commercial experience in Golang for feature creation and improvements to existing code.
  • Experience working with SQL databases (such as MySQL, Postgres), including schema design, and writing and optimising complex queries.
  • An understanding of Queueing and Caching solutions
  • Experience with modern CI/CD tools (gitlab pipeline or others)
  • Experience with the peer review process including reviewing code and providing clear, well considered feedback

Bonus points if you have:

  • Exposure to Kubernetes (AWS EKS) and Docker or other containerization technologies
  • Experience with AWS services and infrastructure or similar cloud provider
  • Experience with TypeScript (or JavaScript). Other front-end scripting experience a plus
  • Experience with Perl
  • Experience responding to incidents and writing retrospectives
  • Have a strong understanding of non-functional requirements such as security and performance
  • Enjoy problem solving in a unique space
  • A keen interest in cybercrime or cyber security

The reward package:

An excellent range of benefits including:

  • Hybrid and flexible working options
  • Minimum of 33 days holiday per annum (incl. public holidays)
  • Pension scheme membership with 4% employer contributions + NI savings
  • Private health cover, including access to a private GP service
  • Equity tracking scheme, so you can share in the rewards of Netcraft's long-term success (eligibility criteria apply)
  • Comprehensive wellness and support provisions
  • Enhanced family leave provisions
  • Life Assurance
  • Two days paid Volunteering Leave per year
  • Free meals, drinks and snacks provided daily in the offices
  • Regular social events such as board game nights, big summer party and annual kick-off
  • Inclusive culture and environment, where you’ll feel genuinely valued and respected; and
  • A tax-efficient cycle to work scheme.


Diversity, Equity and Inclusion

This is very important to us and through our ally network we support under-represented groups. We seek to maintain a working environment that is free from bias, harassment or discrimination, and we encourage candidates from any background to apply, regardless of their gender, gender identity, sexual orientation, race/ethnicity, ability/disability, age, religion, or any other specific characteristics.

We’re happy to make adjustments to our hiring process to ensure that all candidates can participate fully and comfortably.

Please note Netcraft does not accept any unsolicited approaches from external recruiters.