Senior Software Developer & Technical Project Lead

Sigma Group; Malmö kommun; On-site; SEK 850,000 - 1,000,000; Full time

Job summary

Sigma Industry Evolution seeks a Senior Software Developer & Technical Project Lead to own and drive software initiatives across the full development lifecycle. You will lead technical discussions with international clients and guide colleagues across design, service, and production teams.

The role is based on-site in our Malmö division, emphasizing close teamwork and hands-on leadership. The ideal candidate has extensive C#/.NET experience, a deep understanding of the full tech stack, and

Qualifications

• Proven experience developing and maintaining software in C#/.NET.
• Experience leading technical projects and coordinating teams.
• Strong communication skills in Swedish and English for technical dialogue with international partners.

Responsibilities

• Develop and maintain software primarily in C#/.NET.
• Take ownership of technical decisions and ensure quality throughout the development cycle.
• Lead software projects independently, coordinating team members and distributing tasks.
• Review code and mentor other developers, ensuring best practices.
• Engage with international customers and partners to translate requirements into solutions.
• Integrate automation, control systems, and hardware with existing software.

Skills

Leadership

Communication (Swedish & English)

Project coordination

Independent work

Tools

C#/.NET

WPF/WinForms

SQL

Git

MQTT

JSON

OPC

Python

C++

OpenCV

Testing

Job description

We are seeking a Senior Software Developer to take technical ownership, drive projects, and eventually lead and distribute work within our software division. This technical project lead role involves overseeing the entire software development process, from requirements analysis and technical decision-making to testing, documentation, and deployment. The ideal candidate will be experienced in C#/.NET development, capable of working across the full technology stack, and able to independently lead technical and software-related projects while coordinating colleagues and supporting other developers. The role requires managing technical communication with international clients, suppliers, and partners, translating customer and internal needs into effective solutions, and integrating automation solutions, control systems, and other equipment with our existing systems. This position works closely with programming, design, service, and production teams to significantly impact technology and workflows. The work is primarily on-site to facilitate close cooperation and active participation in our teams.

• Develop and maintain software primarily in C#/.NET.
• Take ownership of technical decisions and ensure quality throughout the development cycle.
• Lead software-related projects independently, coordinating team members and overseeing task distribution and progress.
• Review code and provide support and mentorship to other developers.
• Engage in technical discussions with international customers, suppliers, and partners to convert requirements into working solutions.
• Integrate automation solutions, control systems, and other hardware with existing software systems.
• Collaborate closely with programming, design, service, and production teams to influence technology choices and working methods.
• Work primarily on-site to enable effective teamwork and close collaboration among various groups.
• Proven experience developing and maintaining software in C#/.NET.
• Ability to manage the complete software development lifecycle including requirements analysis, technical decisions, testing, documentation, and deployment.
• Experience independently driving technical and software projects, coordinating colleagues, distributing and following up work, reviewing code, and supporting other developers.
• Strong communication skills in Swedish and English for technical dialogue with international clients and partners.
• Understanding of the full technology stack and ability to contribute across it.

Preferred additional skills, personal traits and experience

• Experience with WPF/WinForms frameworks.
• Knowledge of SQL and Git version control.
• Familiarity with industrial communication protocols such as MQTT, JSON, and OPC.
• Background in hardware integration, image processing/machine vision, OpenCV, Python, or C++.
• Experience with automated testing and troubleshooting installations.
• Ability to meet deadlines, reach project milestones, and manage goal-oriented projects effectively.

Senior Software Developer & Technical Project Lead

Company

Sigma Industry Evolution

Location

2026-11-06

2026-12-05