.NET Tech Lead

Decskill; Porto; Hybrid; EUR 85,000 - 110,000; Full time

Job summary

Decskill, part of the Astek Group, is growing and seeking a .NET Tech Lead for a project with a hybrid working model. You will provide technical leadership, drive architecture and implementation decisions, and support the Azure cloud transition while upholding Clean Code, SOLID and TDD practices.

You will mentor developers and collaborate with Product, QA, Architects, DBAs and teams in Paris. We offer long-term opportunities in an international context, with teams in Lisbon, Porto and Madrid,

Qualifications

• 9+ years of experience with C#/.NET development.
• Experience in technical leadership and mentoring.
• Strong experience with .NET Framework 4.8+ and .NET 8+.
• Solid knowledge of Software Architecture, Clean Code, SOLID and TDD.
• Experience with SQL Server / Azure SQL, Git, Gitflow and Azure DevOps.
• Hands-on experience with Azure services such as Azure Pipelines, Repos, Blob Storage, App Service and App Configuration.
• Experience with Jira and Confluence.
• Strong understanding of the full application lifecycle, including production support.
• Previous banking, payments or fintech experience is a strong plus.
• Portuguese: B2 minimum – nice to have.

Responsibilities

• Provide technical leadership while remaining hands-on with development.
• Drive architecture, design and implementation decisions.
• Support the Azure cloud transition and application lifecycle evolution.
• Promote engineering best practices including Clean Code, SOLID, TDD, automation, scalability and reliability.
• Lead technical reviews and troubleshoot complex production issues.
• Identify and manage technical debt and risks.
• Mentor developers and encourage knowledge sharing.
• Collaborate with Product, QA, Architects, DBAs and teams in Paris.
• Play a key role in Collect.Online data migration.
• Help prepare applications for future support and decommissioning stages.

Skills

C#/.NET development

Technical leadership

Mentoring

Software Architecture

Clean Code

TDD

Production support

Cross-functional collaboration

Banking/fintech experience

Education

Degree in Engineering, Computer Science, IT or related field

Tools

SQL Server / Azure SQL

Git

Gitflow

Azure DevOps

Jira

Confluence

Azure Pipelines

Azure Repos

Azure Blob Storage

Azure App Service

Azure App Configuration

Job description

We are growing. And we are looking for talented people.

At Decskill, we believe that technological excellence is driven by human talent.

We are an IT consulting company with more than 10 years of consolidated experience in the market, focused on building long-term relationships with both our clients and our people. Today, we are a community of over 800 professionals, working from Lisbon, Porto, and Madrid, contributing to impactful technology initiatives.

As part of the Astek Group, we combine a strong local culture with a global presence, being active in around 23 countries across 4 continents. This allows us to offer an international context, diverse challenges, and long-term career opportunities, while staying close to our teams.

We would like to meet a .NET Tech Lead for a project with a hybrid working model:

What you’ll do:

• Provide technical leadership while remaining hands-on with development.
• Drive architecture, design and implementation decisions.
• Support the Azure cloud transition and application lifecycle evolution.
• Promote engineering best practices including Clean Code, SOLID, TDD, automation, scalability and reliability.
• Lead technical reviews and troubleshoot complex production issues.
• Identify and manage technical debt and technical risks.
• Mentor developers and encourage knowledge sharing.
• Collaborate closely with Product, QA, Architects, DBAs and teams in Paris.
• Play a key role in the Collect.Online data migration.
• Help prepare both applications for their future support and decommissioning phases.

What we’re looking for:

• Degree in Engineering, Computer Science, IT or a related field.
• 9+ years of experience with C#/.NET development.
• Previous experience in technical leadership, mentoring or leading development teams.
• Strong experience with .NET Framework 4.8+ and .NET 8+.
• Solid knowledge of Software Architecture, Clean Code, SOLID and TDD.
• Experience with SQL Server / Azure SQL, Git, Gitflow and Azure DevOps.
• Hands-on experience with Azure services such as Azure Pipelines, Repos, Blob Storage, App Service and App Configuration.
• Experience with Jira and Confluence.
• Strong understanding of the full application lifecycle, including production support.
• Previous experience in banking, payments or fintech is a strong plus.
• Portuguese: B2 minimum – nice to have

What you can expect from us:

• Long-term projects with national and international context
• Opportunities to grow technically and professionally
• A people-first culture, focused on transparency and trust
• Teams that value ownership, collaboration and stability

Your next challenge might start here.

At Decskill, we are committed to equal opportunities and non-discrimination. We promote a culture of diversity and inclusion, where recruitment and career progression are based solely on talent, regardless of age, gender, ethnicity, race, nationality, or any other form of discrimination incompatible with human dignity.