Senior Software Engineer - Equity Post-Trade Platform

Tieto; Solna kommun; Hybrid; SEK 900,000 - 1,200,000; Full time

Benefits offered by this job

Hybrid work model

Job summary

Tieto is seeking a Senior Software Engineer to own the equity post‑trade platform, driving architecture, modernization, and delivering robust solutions in a complex domain. You will work on end‑to‑end features, focusing on C#, .NET, REST APIs, and microservices in a distributed setup across locations.

You will modernize legacy, data‑heavy systems, influence architectural decisions, and contribute to high‑quality production code with strong ownership.

Qualifications

• End‑to‑end ownership of features from design to production.
• Design, build, and implement solutions using C#, .NET, REST APIs, and microservices.
• Modernize legacy, database‑heavy systems into modular, maintainable architectures.
• Contribute to architecture and design decisions with an engineering mindset.

Responsibilities

• Take end‑to‑end ownership of features from design to production.
• Design, build, and implement solutions using C#, .NET, REST APIs, and microservices.
• Drive modernization of legacy, database‑heavy systems into modular, maintainable architectures.
• Contribute directly to architecture and design decisions with a strong engineering mindset.
• Define and execute technical solutions aligned with product and business needs.
• Write clean, efficient, and production‑grade code with focus on performance and scalability.

Skills

C#

.NET

SQL

APIs

Microservices

Tools

Azure

CI/CD

Git

DevOps

Docker

Kubernetes

Job description

Tieto is seeking a Senior Software Engineer to own the equity post‑trade platform, driving architecture, modernization, and delivering robust solutions in a complex domain. You will work on end‑to‑end features, focusing on C#, .NET, REST APIs, and microservices in a distributed setup across locations.

You will modernize legacy, data‑heavy systems, influence architectural decisions, and contribute to high‑quality production code with strong ownership.