Software Engineer
Posted 8 Oct 2026
Advertised as “Senior SW Engineer - Tieto Banktech (m/f/d)”
BranchFactor Summary
The original posting with the fluff stripped out
- Management level
- Individual contributor
- Employment
- On-Site
- Contract
- Full-time
No salary listed for this role.
Job Description
We are looking for a Senior Software Engineer with strong hands-on expertise and a passion for building high-quality systems. In this role, you will take technical ownership of our Equity post-trade platform, driving architecture, modernization, and delivering robust solutions in a complex domain.
What You’ll Do
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Take end-to-end ownership of features from design to production
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Design, build, and implement solutions using C#, .NET, REST APIs, and microservices
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Drive modernization of legacy, database-heavy systems into modular, maintainable architectures
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Contribute directly to architecture and design decisions with a strong engineering mindset
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Define and execute technical solutions aligned with product and business needs
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Write clean, efficient, and production-grade code with focus on performance and scalability
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Take ownership of problem-solving in a complex, high-impact domain
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Work effectively in a distributed setup across locations
What We’re Looking For
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Strong experience with C#, .NET, SQL, APIs, and microservices architecture
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Proven track record in modernizing legacy systems and refactoring monolithic applications
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Solid understanding of system design and building scalable, resilient solutions
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Hands-on engineer with a strong sense of ownership and accountability
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Ability to work independently and drive technical solutions forward
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Experience with Azure, CI/CD pipelines, Git, and DevOps practices
Nice to Have
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Experience in Capital Markets or Equity post-trade systems
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Understanding of equity trading workflows
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Experience with Docker, Kubernetes, and cloud-native architectures
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Background in product-driven engineering environments
We Offer
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Real ownership and impact on critical banking systems
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Opportunity to shape architecture and technical direction
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Focus on engineering excellence and high-quality delivery
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Flexible hybrid work model in Sweden
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Continuous learning and growth opportunities
Interested?