Security Engineer
This role is for someone who thrives on both operational excellence and strategic security leadership, with a hands-on mindset, strong technical foundation in cloud and infrastructure security.
Join our highly skilled team of developers — breaking new ground and shaping the future of retail.
We dare to dream big, we have the courage to keep raising the bar, and we’re committed to being a force for good in retail - helping both established and fast-growing brands meet the ever-changing expectations of their customers.
Sitoo is a fast-growing technology company exploring how far we can take innovation to deliver the world’s best Unified Commerce Platform and Point of Sale. Our technology is used in more than 20 countries - a number that keeps growing thanks to our incredible team of developers. And we have no intention of slowing down. Are you the Security Engineer we’re looking for?
Your mission at Sitoo
As a Security Engineer at Sitoo, you will be a key driver in safeguarding our Point of Sale and Unified Commerce Platform, ensuring we remain at the forefront of secure, reliable, and scalable cloud services. You will blend hands-on engineering with strategic leadership—setting security mandates, automating robust standards, and championing a distributed security model across our engineering organization.
As a key driver, you will lead by example and influence through knowledge-sharing, working closely with our teams to elevate security practices across the organization. Your ability to communicate complex security concepts and mentor others will be essential for building a security-minded culture throughout Sitoo.
What you will do
- Managed our multi-account AWS environment with IaC, implementing security, compliance, and automation to enable teams to deploy workloads securely and independently.
- Provide expertise in authentication and authorization (OAuth2, OIDC, SAML), and guiding teams to implement secure, scalable, and robust access solutions
- Enable automated vulnerability scanning, threat detection, and compliance checks, integrating security into CI/CD and AI development workflows.
- Promote a culture of shared security ownership by delivering training, clear guidance, and best practices, empowering teams to make independent, security-conscious decisions.
What you’ll bring to the table
- Know your way around server-side development and have experience in building scalable, reliable and secure cloud services in AWS.
- You confidently interact with individuals, teams and organizations to make sure they are informed, to be able to keep them accountable.
- Professional English, both verbal and written.
Why Sitoo
We are forward thinkers. By turning curiosity into knowledge — and knowledge into continuous improvement — we break new ground and shape the future of retail.
We believe in an inclusive culture where everyone feels like they belong. We support each other, win together, celebrate success together, and overcome challenges together.
Today, we are close to 100 dedicated experts with a positive and solution-oriented mindset. Most importantly, we take care of each other, and we never forget to have fun.
- Department
- Product & Engineering
- Locations
- Stockholm, Sweden
- Remote status
- Hybrid
The Sitoo Brand Values
The hoodie among suits
We believe in an inclusive culture where everyone feels empowered to be themselves, fully. We have a diversity of experience, perspectives and personalities, and believe this leads to a stronger team and a better product for our customers. As long as we’re knowledgeable, curious and focused on getting the right things done, we can be professional and relaxed at the same time.
The hug among handshakes
We treat our colleagues, partners and customers like we treat our friends. We help and guide, with a positive and solution oriented mindset. If there’s an issue we deal with it straight away. Breaking new grounds requires trust, and we believe that putting quality and reliability first and always having our customers’ best interest in mind makes all else follow.
The tomorrow among yesterdays
Driven by passion we look to the future, acting brave and dreaming big. With a can-do attitude we push the limits of what’s possible by turning curiosity into knowledge, and knowledge into innovation. We lead by inspiring others and just like Senseis we gladly share what we know and learn along the way.
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