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Full Stack Software Developer

  • Applications are considered on a rolling basis
  • London
  • Applications are considered on a rolling basis
  • London

F-Secure is currently looking for a full stack software engineer to join our global team. The successful candidate will help to deliver our Managed Detection and Response (MDR) service, Countercept, which defends organisations against targeted cyber attacks. The MDR development team designs and develops technology for our internal operations teams.

We are looking for a skilled Full Stack Software Engineer to work on the web interfaces and data processing and visualisation tools that the Countercept operations teams use to deliver and communicate the service to our customers.

Job Duties….

  • Design and implement web applications that are used by our security operations and customer experience teams
  • Design, implement and maintain back-end data processing and analysis tools that are used by our security operations team
  • Brainstorm, define, and build collaboratively with members across multiple teams within MDR – DevOps, Platform Management, Detection & Response Team
  • Enforce good software engineering processes, from design through to QA
  • Add your perspective to influence the engineering culture of the MDR development team
  • Constantly re-evaluate our product to improve architecture, user experience, performance and stability
  • Be an energetic ‘self-starter’ with the ability to take ownership and be accountable for deliverables.

You’ll use…

  • UI Frameworks such as Angular, Vue and React
  • Languages such as Ruby, Python and Rust
  • DB – SQL, NoSQL
  • AWS
  • CI/CD technologies, e.g. Puppet and Docker
  • Linux, especially CentOS

What we are looking for…

  • Ideally 3+ years' experience in software engineering – but we’re open to less!
  • Full Software Development Life Cycle experience with two or more end-to-end product deliveries
  • A versatile programmer who can rapidly build proof-of-concept solutions but knows when a disciplined approach is needed (e.g. when modifying critical services!)
  • Familiarity with fundamental security concepts, e.g. certificates and encryption, and common networking protocols such as DNS and HTTP/S
  • Degree educated, with at least a 2.1 in a numerate subject such as Computer Science, Maths, Engineering
  • Innovative mindset, to work on unique solutions to common problems
  • Ability to grasp the inner workings and philosophy of the F-Secure Countercept service

Bonus points….

  • Passion and an eye for good design
  • Experience developing solutions using AWS and AWS-native services
  • Experience with security products such as firewalls, proxies and VPN’s

Our four promises to you…

  • You will have the freedom and flexibility to define new methods and products for solving real world challenges
  • You will develop your expertise in current technologies whilst increasing your exposure to the information security space
  • You will work together with experienced and enthusiastic colleagues, and within F-Secure you'll find some of the best minds in the cyber security industry
  • Your work will be clearly visible – all over the world

You can’t design culture!

The F-Secure team is diverse, fluid, fun-loving, and full of energy. It’s our job to preserve that, so we’ve made it our business to help individuals traverse from passion to passion, from specialism to specialism, from the flavor of today to tomorrow’s. We move with their needs, and help them build Pathways, always focusing on the things that make them happy in and beyond of the office.

Work with great people

Karolina Malagocka
Senior Marketing Manager
"At F-Secure we see the value of each and every person"
Zuzanna Kunik
Data Scientist
"As a data scientist, I love working closely to data. As an extrovert, I love working with people. In my current role I’m doing both. "
Jonas Lundberg
Global Cyber Security Solution Sales
"I feel confident in selling our services that protect our customers. It's extremely stimulating and gives me a sense of purpose"
Ruediger Trost
Pre-Sales Manager
"After more than 11 years, I still go to the office with a smile, even if it is a Monday morning =)"

Great Place to Work

  • Over 1,700 amazing colleagues in nearly 30 offices

  • Possibility to protect the world

  • Work with best of class experts who care

  • Relaxed, open and fun working environment

  • 68+ of nationalities

  • Global with the spirit of a small company

About the company

At F-Secure, we are committed to helping people and businesses be free in the digital world, without having to worry about cyber security. Every day, our Fellows face the daunting challenge of outsmarting those that disrupt the digitalized world. A difficult task, we know, but something we all come together to do for our customers. We make the world a safer place.

Our Fellowship of people have a shared interest in being successful together and being open and honest with each other. At F-Secure, we meet each other as equals, but challenge each other’s ideas – we believe this makes us all better and creates a more secure environment for our customers.

As an F-Secure Fellow, you’ll be joining a tight knit network of over 1,600 colleagues, spread over 25 offices around the world. To us, Fellowship means that what we do together is more important what I do. At F-Secure you will be part of our Fellowship. Be who you are – bring your best self.


1988F-Secure established under the name Data Fellows

1992First public hysteria about a computer virus

2002First Antivirus for mobile phones

2004F‑Secure Labs launches first antivirus industry blog

2009F‑Secure’s next step into the cloud

2015F-Secure aims to become the leading European cyber security company

2018MWR InfoSecurity joins F-Secure

Danielle Acott | Hiring Manager

I'm interested