Software Engineer, Security (Product)

MEET YUBICO Yubico is a global leader in identity security and creator of the YubiKey, the original hardware-backed passkey. We are publicly traded on Nasdaq Stockholm; our global footprint includes headquarters in Stockholm, Sweden, Silicon Valley, California; and Singapore. Why Join Our Mission? At Yubico, we are guided by a shared belief that your work matters. We operate under a cultural philosophy of Speed with Integrity, pushing the boundaries of technology to secure the AI frontier—protecting both human and agentic AI interactions—and leading the transition to post-quantum cryptography. In everything we do, we live by our core values: * Battle Friction: We constantly look for new ways to simplify our products, our work, and the user experience. * Inspire Higher: We think big, champion the open internet, and strive to do the right thing even when it is difficult. * One Team: We are open, responsive, and collaborative, overcoming challenges and celebrating our successes together. Aligned with our commitment to open standards, we foster a thriving builder ecosystem through the Yubico Developer Program, offering free open-source repositories, libraries, and SDKs to help developers rapidly integrate strong hardware authentication into any application. Through close collaborations with technical partners like Google, Microsoft, and Amazon, as well as newer frontiers like OpenAI, we continue to shape a safer digital world while donating security keys to protect vulnerable communities, journalists, and humanitarian groups worldwide through our Secure it Forward program. At Yubico, We Offer Yubico Values: We work to ensure that our employees have an open space to have their voices amplified to create a workplace where everyone feels like they belong. In support of this, our employees have created some pretty cool Employee Resource Groups that foster inclusion, help build community and connection across Yubico which all employees are welcome to join. Additionally, Yubico donates YubiKeys to organizations in need all over the world (you can read more about our work here). Social Connection: Relationships and connectedness matter, and we love spending time with our team! Our virtual workspace keeps us connected day-to-day whether it's through Yubico celebrating wins or our buzzing Slack communities. Check out our Life at Yubico Page on LinkedIn and our awards here. THE ROLE Yubico is looking for a Software Engineer to join the Platform team working on Yubikey as a Service. It is an Enterprise solution that customers use to manage the lifecycle of their credentials and YubiKey deployment at scale. You should have a passion for building the platform for Enterprise-grade applications. We are looking for a teammate who is proactive, works well within and across teams, and has a desire to do things right and learn. You will develop the platform to support products used by many top Enterprise companies and will get to see your work in use right away. Tasks and Responsibilities:  * Understand, enhance, maintain, and grow the platform that powers our services * Develop your skills in designing and developing a testable, scalable and globally-distributed set of services used by a variety of Enterprise customers * Work collaboratively across functions - Product Managers, Security, Infrastructure, UX designers, Support * Work with a variety of technologies and increase your experience in many areas, ranging from cloud platform services and REST design to data compliance and web security * Work collaboratively with a tight-knit, multi-national development team to create well-architected software * Participate in an on-call rotation and gain experience supporting business-critical Enterprise services BASIC QUALIFICATIONS * 3+ years of software development experience (or equivalent) * Experience building commercial software * Experience with back-end software development * Experience working with relational databases * Experience with one or more common web-backend languages such as (but not limited to) Java, Kotlin, Go, Python, JavaScript (Node.js), C#, Rust BONUS QUALIFICATIONS * Hands-on experience with Go and/or Java/Kotlin * Hands-on experience in one or more of the following technologies: Kubernetes, Docker, Redis * Experience with one of the three major cloud platforms * Authentication and authorization technologies, modern security practices   #LI-IR1 We are an equal opportunity employer, we value diversity and uphold an inclusive environment where all people feel that they are equally respected and valued. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity or expression, age, marital status, religion, national origin, disability, protected Veteran status or any other characteristic protected by law. We'd love to learn about what you can add to our diverse team. We are an E-Verify Participating Employer.   Yubico does not accept agency resumes or referrals so please do not send them to our careers staff or employees. Yubico is not responsible for any fees related to unsolicited resumes or referrals.   Personal data submitted through this form is used for managing Yubico’s recruitment activities, which include facilitating any application you make, setting up and conducting interviews and tests for applicants, evaluating and assessing results and selecting candidates, and as otherwise needed in our recruitment and onboarding processes. The use of your personal data may also be necessary prior to entering into a contract with you (that is prior to offering you a job with Yubico). Your personal data will only be used for the purposes for which it was collected and in accordance with the Yubico Privacy Notice. We only keep your personal data for as long as necessary and in compliance with Yubico’s record retention policies. If you have asked us to, we will keep you informed of other opportunities at Yubico. We do this in various ways, including email and by phone. If at any time you do not want us to contact you or use your information as described herein please contact us at jobs@yubico.com to let us know and we will delete all such information. Providing your personal data is voluntary, but necessary to join our talent community, and if you do not agree to provide your data, we will not be able to consider you as part of our talent community.   As part of providing the requested service, we will transfer your data to be processed by Greenhouse Software Inc., a service provider contracted by Yubico AB and/or its subsidiaries that meets legally mandated privacy requirements. The Yubico Privacy Notice offers more information about Yubico privacy practices, including the lawful basis for processing of personal data, how to lodge a complaint with the supervisory authority, and how to contact Yubico to exercise your data subject rights. In this notice, when we refer to "Yubico", "us", "we" or "our", we mean the Yubico group company or companies that you apply to, or correspond with, and which are responsible for any personal data collected about you.

Job Description As a Senior Software Engineer in the Price Adjustments product, you will design, build, and improve secure, scalable backend solutions that support pricing and adjustment capabilities across H&M. You will work end-to-end across the software lifecycle, from solution design and development to testing, release, maintenance, and continuous improvement. WHAT YOU'LL DO Design and develop scalable, secure, and high-performing backend systems using .NET/C#. Drive API design and system-level decisions with focus on maintainability, performance, and extensibility. Drive key technical initiatives from idea to production, ensuring quality and long-term sustainability. Apply clean code, SOLID principles, testing strategies, and engineering best practices in daily delivery. Improve system performance across application, database, and infrastructure layers. Strengthen observability through logging, monitoring, tracing, and alerting. Support secure development practices, including application security and Azure cloud security standards. Collaborate with DevOps, platform, product, and other engineering teams to improve CI/CD and release processes. Mentor and support other engineers, contributing to a strong and collaborative engineering culture. WHO YOU'LL WORK WITH You will be part of the Price Adjustments product team and collaborate closely with Product Managers, Engineering Managers, Software Engineers, Architects, DevOps and Platform teams, as well as stakeholders across Business Tech. Together, you will help build modern digital solutions that enable H&M to deliver reliable, secure, and customer-focused technology at scale. WHO YOU ARE We are looking for people with... Strong experience with .NET Framework / C# and backend development in enterprise environments. Deep hands-on experience with Microsoft Azure, cloud architecture patterns, and Azure security best practices. Strong knowledge of Entity Framework, T-SQL, and SQL Server, including schema design and performance tuning. Experience designing APIs, distributed systems, and scalable backend architectures. Good understanding of CI/CD pipelines, preferably with GitHub Actions or similar tools. Experience with debugging, performance tuning, observability, and production incident management. Solid knowledge of secure coding and application security practices. Bonus: Azure certifications, Azure Data Factory, microservices, Docker/Kubernetes, messaging systems, or large-scale distributed systems. And people who are... A strong owner who can take initiatives forward independently and deliver high-quality outcomes. Curious, analytical, and confident in solving complex technical problems. Comfortable influencing technical direction and continuously improving engineering practices. A collaborative team player who communicates openly and supports knowledge sharing. Passionate about building resilient, scalable, and secure systems that create real business value. WHO WE ARE H&M Group is a global company of strong fashion brands and ventures. Our goal is to prove that there is no compromise between exceptional design, affordable prices, and sustainable solutions. We want to liberate fashion for the many, and our customers are at the heart of every decision we make. We are made up of thousands of passionate and talented colleagues united by our shared culture and values. Together, we want to use our power, our scale, and our knowledge to push the fashion industry towards a more inclusive and sustainable future. Technology is a key enabler in this journey. At H&M, our Business Tech teams build modern digital products and platforms that support our customers, colleagues, and business globally. WHY YOU'LL LOVE WORKING HERE At H&M Group, we are proud to be a vibrant and welcoming company. We offer our employees attractive benefits with extensive development opportunities around the globe. Staff discount card: Usable on all our H&M Group brands in stores and online. H&M Incentive Program (HIP): Included in our HIP. You can read more about our H&M Incentive Program here. Competitive pensions: Collective Agreement and ITP pensions competitive to the Swedish market. Generous vacation: 30 days' vacation, health care allowance, and good work-life balance. Additional perks: Discounts from Benify. Innovative Environment: Work with cutting-edge technology and innovative solutions. Global Impact: Be part of a team that influences users worldwide. Professional Growth: Endless opportunities to learn and develop your skills. Collaborative Culture: Join a motivated team that values collaboration and excellence. JOIN US Our uniqueness comes from a combination of many things - our inclusive and collaborative culture, our strong values, and opportunities for growth. But most of all, it is our people who make us who we are. Take the next step in your career together with us. The journey starts here. *We are committed to a recruitment process that is fair, equitable, and based on competency. We therefore kindly ask you to not attach a cover letter in your application.