Senior Security Engineer - Secure Development

About Klarna


Klarna was founded in Stockholm, Sweden in 2005. Since then we've changed the banking industry forever. And now we're creating the world's smoothest shopping experience. We serve over 90 million consumers worldwide, and partner with 200,000 merchants – with a new merchant joining us every 8 minutes. Including some of the world's leading brands, such as H&M, ASOS, IKEA, Adidas, Samsung and Lufthansa. Our offices are spread over 17 different markets, hosted by 3500+ employees from 90 nationalities.


Engineering at Klarna is an inspired, customer focused community, dedicated to crafting solutions that redefine our industry. Working in small, highly collaborative Agile teams, you and your team will have a clear mission and ownership of an important outcome that supports Klarna and our customers. At Klarna we optimise for quality, flow, fast feedback, focussing on end-to-end ownership, continuous improvement, testing, monitoring and experimentation. We aim for teams that are inclusive, helpful, and have a strong sense of ownership for the things they build.


Our engineers make some of the most significant decisions for the company and we are looking for bold, open and curious developers. As a Klarnaut, you’ll be inspired to contribute to the growth of Europe’s most highly valued fintech and your work will reach millions of users.


If your background is in software engineering and you want to lean into architecting and working with engineering teams to provide early input and hands-on code development to address the application security aspects when building web services and APIs, this role is for you.


What you'll get to do
Help design hard-to-break applications and services.
Provide training in secure development practices.
Take an active role in architectural decisions.
Deliver Threat Modeling assessments and training.
Work with engineering teams and enjoy driving security improvements.
Provide engineering teams the means to identify, quantify and fix potential security flaws.
Build tooling to support Threat Modeling and other security driven initiatives.
Have fun, learn and share your knowledge and expertise while doing so.



Some of the technologies you'll get to work with
Python or Node.js
AWS


We also believe in contributing back to the open-source community. You can find some of our work here https://github.com/klarna.



To succeed in this role, we think you should have
Strong relationships building skills.
Effective communication skills that engage your audience.
A pragmatic approach to solving security issues in ways that achieve the best effect.
Experience in providing practical solutions enabling development teams.
Experience in securing microservice architectures.
Experience with building custom tools, preferably in Python or NodeJS.
Experience in reviewing JavaScript (NodeJS, React) or Java projects.
Experience and understanding of cloud, particularly AWS, and modern tech stacks.
Great problem-solving abilities.
Bachelor’s degree (or higher) in Computer Science or a related discipline
Working proficiency in English.



What we can offer you


Culture - You'll have an opportunity to work with people from 90+ different countries in our English speaking offices in Stockholm/Berlin city centre.


Learning - We have a learning and development focused environment with an emphasis on knowledge sharing, training, and regular internal technical talks.


Compensation - You’ll receive an attractive salary, pension, and insurance plans, plus we offer all of our employees an opportunity to invest in a RSU program and own a stake of the company. You’ll also receive 30 days annual leave and since we recognise that life is about more than work, we also offer benefits for gym memberships, marathons, and all sorts of activities that promote physical health. We also have generous parental leave (for men and women).


Relocation - We can offer relocation support to Stockholm.


We know diverse teams are strong teams, so we welcome those with alternative identities, backgrounds, and experiences. Our teams include women, men, mothers, fathers, the self-taught, the college-educated, and people from all over the world.


We also believe in making contributions back to the open source community. You can find some of our work at https://github.com/klarna.


How to apply: Please send us your CV or Linkedin profile in English
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