
Yubico · Stockholm
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 S...
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:
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.
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.
of Enterprise customers
design to data compliance and web security
(Node.js), C#, Rust
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.
About Kambi Kambi Group plc is a leading B2B provider of premium sports betting services to licensed gaming operators. Our services provide an end-to-end solution for operators wanting to launch a standalone Sportsbook or bolster their existing offering with an innovative sports betting product. From front-end user interface to customer intelligence, risk management and odds compiling, all built on our in-house developed software, we strive to deliver the ultimate service and solution to our partners. Our vision is to create the world’s leading sports betting experiences, together with our partners. About the Role We’re looking for a Senior Software Engineer to join Kambi. This is not a standard backend role. You will work on business-critical systems where: Performance matters. Reliability is essential. Correctness is critical. We’re looking for someone who takes ownership, makes sound technical decisions, and contributes effectively in a complex, high-impact environment. What You’ll Do Design, build, and maintain high-throughput backend services in Java Work with low-latency, distributed systems Solve real production challenges related to performance, failures, and scaling Take ownership of systems and features end-to-end Collaborate closely with engineers, product, and stakeholders Contribute to architectural decisions and technical direction Continuously improve system reliability, observability, and maintainability What You Bring Strong Java & Backend Expertise Solid understanding of: Concurrency and multithreading JVM behavior (memory, garbage collection, performance) Core Java fundamentals Experience building backend services using frameworks such as Spring Boot Experience Working with Production Systems Hands-on experience debugging and resolving issues in live systems Familiarity with observability practices (logging, metrics, tracing) Experience identifying and addressing performance bottlenecks Understanding how systems behave under real-world load Distributed Systems & System Design Experience working with microservices and/or event-driven architectures Understanding of: Scalability and fault tolerance Backpressure and system resilience Trade-offs such as consistency vs availability Experience with messaging systems (e.g. Kafka) is highly valued Ownership & Engineering Judgment Take responsibility beyond individual tasks and drive work forward Operate effectively in environments with some ambiguity Proactively identify issues and drive improvements Make sound technical decisions and clearly communicate trade-offs Balance simplicity, performance, and long-term maintainability Understand the operational and maintenance impact of technical choices This Role May Not Be the Right Fit If Your experience is primarily limited to simple CRUD-based applications You have limited exposure to debugging or operating production systems You are most comfortable working in environments where requirements are fully defined upfront and change is limited You are not comfortable taking ownership of systems end-to-end Tech Context Java (primary) Spring Boot Distributed systems and messaging (e.g. Kafka) Cloud-based infrastructure Containerized environments Application Please share your CV in English. Along with your CV, to help us better understand your experience, kindly include a brief description of a complex production issue you personally debugged, how you approached it, and the outcome. #wearekambi
As a Senior Software Engineer at Nordiska, you’ll help shape system architecture, deliver complex features, and write high-quality code - building embedded finance where banking meets tech. As part of our AI-first strategy, we aim for 80% of all code to be written by agentic AI systems by the end of 2026, empowering engineers to focus on architecture, quality, and innovation. Bank at core, innovation at heart Nordiska is a bank offering a wide range of financial services, allowing us to tailor solutions to each customer while simultaneously enabling them to gain access to advanced financial technology. Part of our offering is our Embedded platform, enabling enterprise partners across Europe to seamlessly integrate financial services into their product offerings. We also provide corporate and real estate financing, as well as sustainable savings with a government-backed deposit guarantee. To meet future demands, we continuously scale our modern technology platform, expand partner integrations, and accelerate product innovation to help shape the future of financial services. Working at Nordiska Since our founding, we have been dedicated to making a difference and driving innovation. We work towards an ambitious vision and goals, backed up by our history of successfully delivering high-quality results and sustainable growth. Historically and going forward, the people working at Nordiska are what enables our success. We balance our professional environment with an entrepreneurial mindset, always acting with honesty and responsibility, to build long-term trust among customers, partners and employees. About the Role As a Senior Software Engineer, you will primarily work with Nordiska Embedded. We combine the best of two worlds - at our core, we’re a stable, regulated bank paired with a product-tech mentality that thrives on agility, curiosity, and innovation. As Nordiska expands into new markets, onboards new customers, and builds new products and features, you work closely with the Tech Lead and Lead Engineer to set technical standards and ensure that the team’s output is robust, scalable, and secure. You’ll be an important part of modernizing systems, reducing technical debt, and contributing to system architecture, complex feature development, and code quality. In addition to your technical work, you’ll mentor engineering colleagues, foster a culture of continuous improvement, and contribute to a high-performing team as we grow. In the role, you will: Drive engineering excellence by defining technical standards, system architecture, design principles, and contributing to the long-term technology strategy. Deliver high-impact features - implementing complex functionality that meets stringent performance, reliability, and security requirements. Drive initiatives that improve performance, enhance scalability, and reduce technical debt. Anticipate and resolve architectural bottlenecks, proactively preventing issues. Ensure technical excellence through clean code, testing and observability, structured code reviews, and consistent application of best practices, fostering a culture of continuous learning. Cross-functional collaboration with Product and Engineering leadership to ensure technical execution supports strategic objectives. Your Professional Profile As a true self-leader, you take ownership and operate effectively in a fast-paced, high-accountability environment. You communicate clearly, collaborate seamlessly across functions, and navigate confidently in a regulated context. You’ll contribute to a high-performing and humble team, bringing strong analytical skills and a proactive, solution-driven approach. We believe that you have: Senior-level depth in programming, frameworks, and system design in C#/.NET. Expertise in event-driven architecture (EDA) and Azure. A strong interest in AI technologies is considered an advantage. Hands-on expertise with architectural patterns, scaling strategies, performance optimization, security, scalability and resilience. Demonstrated capability to mentor others and lead by example. Proven track record of delivering high-quality, large-scale software systems. Fluency in Swedish and English, both spoken and written. Please note that we are also recruiting Software Engineers within our Scala stack follow the link! Application If you’re looking to join a growth-driven environment that pairs innovation with profitability and reliability, welcome to Nordiska. We look forward to receiving your application. We review and interview continuously, with background checks as part of the final stage of our process. For questions about the role and or more information, you are warmly welcome to contact Ida Garamvölgyi at ida.garamvolgyi@nordiska.com or +46704-385 325.
Om bolaget Vår kund är ett snabbväxande AI-bolag i Stockholm som använder computer vision och maskininlärning för att revolutionera hur världens infrastruktur underhålls. Deras teknik analyserar och effektiviserar processer inom vägunderhåll – en bransch där det globalt läggs över 500 miljarder dollar årligen på reparationer. Med kunder i Norden, Europa och samarbeten med internationella organisationer växer bolaget snabbt. Bolaget är kassaflödesneutralt och självfinansierat med långsiktiga investerare. Här bygger du inte bara en produkt – du bygger något som gör verklig skillnad för samhällen runt om i världen. Om rollen Vi söker en Senior Software Engineer med ledaregenskaper som vill äga backend, arkitektur och infrastruktur i ett litet, högpresterande team. Det här är en hands-on utvecklarroll där du får stort ägandeskap och frihet att forma både produkt och tech-stack. Du kommer jobba tätt med en data scientist och en frontendutvecklare, och vara den som tar lead på plattforms- och backend-utvecklingen. Du behöver inte förstå maskininlärning – men du ska kunna bygga robusta system som exponerar AI-modellernas resultat mot användare och kunder. Vad du kommer göra Designa och utveckla backend-tjänster och API:er (Python/FastAPI) Äga Infrastructure as Code (Terraform) och säkerställa skalbara deployments (Docker, Kubernetes, Helm) Bygga bryggor mellan AI/CV-modeller och kundgränssnitt Driva arkitekturbeslut och tekniska vägval Mentorera och stötta teamet – vara den som sätter standard för kodkvalitet Bidra till att bygga en skalbar plattform för internationell expansion Vem vi söker Must-haves: Erfarenhet av tungt backend-framework (Spring Boot, Django, C#/.NET, FastAPI, Symfony eller liknande) Docker, Kubernetes och Helm Terraform eller annan Infrastructure as Code PostgreSQL / stark SQL-erfarenhet Microservicearkitektur Git och CI/CD Svenska och engelska i tal och skrift Personlighet: Självgående, tar ägarskap, stöttar andra, trivs med frihet under ansvar Meriterande: Azure PostGIS / GIS-databaser Eventdriven arkitektur (AMQP, MQTT) React / frontend-förståelse AI, maskininlärning eller computer vision (nyfikenhet räcker) Erfarenhet från startup/småbolag Vad vi erbjuder Teknik som förbättrar infrastruktur globalt, inte "hållbarhetsprat" utan konkret skillnad Stor frihet i att forma produkt och tech-stack, driva arkitekturbeslut Litet team, stor påverkan, korta beslutsvägar, noll byråkrati, hög teknisk nivå Internationellt bolag med kunder i Norden, Europa och samarbeten världen över Konkurrenskraftig lön och möjlighet till equity/optioner efter provanställning Office-first i centrala Stockholm (måndag–torsdag på kontoret, fredag flexibelt) Praktisk info Plats: Stockholm (kontor i centrala stan) Anställningsform: Tillsvidareanställning Start: Så snart som möjligt Lön: Marknadsenlig, anpassas efter erfarenhet Språk: Svenska och engelska (krav) Rekryteringsprocess Första samtal med Lynqa Intervju med teamet – teknik och kultur Fördjupad teknisk intervju Referenstagning Erbjudande Om anställningen Omfattning: Heltid, tillsvidareanställning Start: Enligt överenskommelse Placering: Stockholm Detta är en direktrekrytering. Lynqa ansvarar för rekryteringsprocessen. Om Lynqa Lynqa är din karriärpartner inom tech. Vi arbetar med utvalda produktbolag och techteam i framkant – roller du sällan ser på vanliga jobbsajter. Hos oss får du snabb återkoppling, en personlig kontakt och tillgång till möjligheter innan de annonseras. Nyfiken på vad som finns? Hör av dig till mischell@lynqa.se Lynqa – we connect people