Senior Software Engineer - Backend (.Net , Azure)

H & M Hennes & Mauritz Sverige AB; Stockholms kommun; On-site; SEK 700,000 - 1,000,000; Full time

Benefits offered by this job

Staff discount card

HIP incentive program

Pensions

30 days vacation

Benify discounts

Job summary

H&M Group, a global fashion leader, is seeking a Senior Software Engineer to join the Price Adjustments product team in Stockholm. You will design, build, and improve secure, scalable backend solutions that support pricing and adjustment capabilities across H&M, contributing across the full engineering lifecycle from design to release and maintenance.

You will own backend systems in .NET/C#, drive API design, ensure performance and security, and collaborate with cross-functional teams to deliver

Qualifications

• Strong experience with .NET Framework / C# in enterprise backend environments.
• Experience with Microsoft Azure, cloud architecture patterns, and Azure security best practices.
• Deep 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.
• 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.

Responsibilities

• Design and build scalable, secure, backend systems using .NET/C#.
• Drive API design and system-level decisions with focus on maintainability and performance.
• Lead technical initiatives from idea to production, ensuring quality and sustainability.
• Apply clean code, SOLID, testing strategies, and engineering best practices.
• Improve system performance across application, database, and infrastructure layers.
• Strengthen observability through logging, monitoring, tracing, and alerting.
• Support secure development practices, including Azure cloud security standards.
• Collaborate with DevOps, platform, product, and other teams to improve CI/CD and release processes.
• Mentor and support other engineers to strengthen engineering culture.

Skills

.NET Framework / C#

Microsoft Azure

Entity Framework

T-SQL

SQL Server

APIs

Distributed systems

CI/CD pipelines

GitHub Actions

Observability

Secure coding

Azure certifications

Docker

Kubernetes

Messaging systems

Tools

Docker

Kubernetes

Azure Data Factory

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.

• 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.

Location: Årstaängsvägen, Stockholm, Sweden