Senior Product Security Engineer

Paymentsense; Greater London; On-site; GBP 70,000 - 100,000; Full time

Benefits offered by this job

Office-first culture

Collaboration spaces

Job summary

Dojo is seeking a Product Security Engineer to strengthen security across our products, collaborating with software engineers to embed security from design through deployment.

You will drive threat modelling, architecture reviews, and risk assessments in cloud and container environments, and help shape our secure development lifecycle in a fast-growing scaleup. Office-first culture with collaborative spaces and in-person collaboration.

Qualifications

• Proven experience in Cyber Security, Application Security, or Secure Software Development.
• Strong understanding of the Secure Development Lifecycle (SDLC), DevSecOps best practices, and CI/CD security tooling.
• Demonstrated experience conducting threat modelling, security architecture reviews, and risk assessments.

Responsibilities

• Collaborate with software engineers to embed security across the product lifecycle.
• Define defence-in-depth security requirements aligned with our technology strategy and business objectives.
• Conduct architecture reviews, threat modelling, and risk assessments across cloud (GCP and AWS) and containerised environments.

Skills

Cyber security

Application security

Secure SDLC

DevSecOps

Threat modelling

Security reviews

Cloud security

Kubernetes

Penetration testing

Tools

CI/CD tooling

AppSec tooling

Vulnerability management tools

Job description

We’re reinventing payments.

In less than four years, Dojo disrupted the market to become the largest and most loved acquirer in the UK.

Our payments infrastructure, purpose-built for in-person commerce, is game changing.Now, over 150,000 customers across four countries choose to transact billions with us every year.

But we’re just getting started.Our people are the driving force behind our success.

They are our greatest investment and our ultimate competitive advantage.

We hire exceptional people and give them the autonomy, trust, and ownership to thrive.

The results take care of themselves.

The role

As a Product Security Engineer, you will play a pivotal role in strengthening the security posture of our critical assets and shaping the design, development, and operation of our products.

What you will do

• Collaborate closely with software engineers to integrate and enhance security practices throughout the product lifecycle.
• Establish defence-in-depth security requirements that align seamlessly with our technology strategy and business objectives.
• Conduct architecture reviews and threat modelling across cloud (GCP and AWS) and containerised environments.
• Risk-assess and prioritise findings from reviews, penetration testing, and AppSec/CSPM tooling, delivering actionable remediation guidance.

What you will bring

• Proven experience in Cyber Security, Application Security, or Secure Software Development.
• Strong understanding of the Secure Development Lifecycle (SDLC), DevSecOps best practices, and CI/CD security tooling.
• Demonstrated experience conducting threat modelling, security architecture reviews, and risk assessments.
• Familiarity with cloud security (GCP/AWS), Kubernetes environments, and penetration testing or vulnerability management.
• A pragmatic, collaborative mindset with the ability to partner effectively with engineering teams and adapt to a fast-growing scaleup environment.

Dojo home and away

We believe our best work happens when we collaborate in-person.

These “together days” foster communication, drive innovation and spark our brightest ideas. That’s why we have an office‑first culture.

This means working from the office 4+ days per week. With offices across Europe, we know a thing or two about staying dynamic.

Need deep focus? Head to a quiet zone.

Big ideas? Collaboration spaces have you covered.

Just here for a catch‑up? Our social hubs make it easy.

Do work that counts, in spaces made for you.

Question: what’s curious, relentless, and customer obsessed?

If you’re keen to know the answer, you’re a third of the way to meeting our Dojo values. If the following speak to you, let’s talk:

• You’re curious.
• You have a real desire to learn and create.
• You’re relentless.
• You keep going even when it’s easier not to.
• You’re customer‑obsessed.
• You know how important customers are to what you do.

Diversity, equity, and inclusion at Dojo

From local bakeries to well‑known eateries, Dojo payments serve over 150,000 places across the UK.

And something that’s fundamental to creating relevant, innovative products at Dojo is to build teams to reflect the diversity of the businesses we serve. Our drive to improve diversity, equity, and inclusion is closely linked to helping employees thrive and innovating for better customer experiences. If you care about your work, you’re curious, and you think customer‑first, you have a place at Dojo. To make sure you’re the best you can be throughout the recruitment process, let us know if you need any extra adjustments to help you thrive.