Senior Tech Lead .Net, Colombia

CI&T; Colombia; Presencial; COP 120.000.000 - 180.000.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Maternity and Parental leaves

Mobile services subsidy

Sick pay-Life insurance

CI&T University

Colombian Holidays

Paid Vacations

Descripción de la vacante

CI&T in Colombia is seeking a Tech Lead (.NET) to guide our engineering team, shaping technical vision, architecture, and delivery of complex back-end software solutions. You will provide hands-on guidance while leading a multicultural team across regions.

The ideal candidate has strong leadership in production, deep .NET experience, and a track record in API design and scalable systems. This role emphasizes collaboration, architecture, and reliable CI/CD practices in a global context.

Formación

• Proven leadership as Tech Lead, Team Lead, or Principal Engineer in a production environment.
• Deep experience with .NET Framework and .NET Core.
• Solid understanding of ADO.NET and SQL Server, with performance tuning at scale.
• Strong experience designing and maintaining SOAP and RESTful services, including XML serialization/deserialization.
• Mastery of software design patterns, clean architecture, and distributed systems.
• Excellent communication and stakeholder-management in fast-paced, multicultural environments.
• Advanced/Fluent English proficiency.

Responsabilidades

• Define and evolve the technical direction, architecture, and design patterns for backend services using C#, ADO.NET, and SQL Server.
• Oversee the implementation, evolution, and standardization of SOAP and REST APIs, ensuring robust versioning, security, and best practices.
• Guarantee system reliability and scalability by establishing standards for testing, monitoring, and root-cause analysis for production issues.
• Lead code reviews, mentor senior and junior engineers, and foster engineering excellence and continuous learning.
• Oversee the seamless integration of legacy and modern systems, ensuring high performance and decoupling where necessary.
• Drive the CI/CD strategy and automated pipelines to enhance development velocity and deployment safety.
• Collaborate with product managers, stakeholders, and cross-border teams to translate business requirements into scalable technical roadmaps.

Conocimientos

Proven Leadership

Expert .NET Ecosystem

Data Layer Mastery

Integration Expertise

Architectural Acumen

Communication

Advanced English

Descripción del empleo

At CI&T, we help large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions.

With 30 years of experience in technological transformation, we accelerate innovation with expertise in Agentic SDLC, Application modernization, Data & AI, Martech and Business strategy.

We are 8,000 CI&Ters across more than 25 countries, collaborating to build solutions with real impact. AI is already part of how we work, evolve, and innovate every day.

We are looking for a Tech Lead (.NET) to guide our engineering team, driving the technical vision, architecture, and delivery of complex back-end software solutions. In this role, you will balance strategic technical leadership with hands‑on guidance, working closely with a multicultural team spread across Brazil, Colombia, the UK, and the USA. All communication is conducted in English.

Key Responsibilities

• Technical Leadership & Architecture: Define and evolve the technical direction, architecture, and design patterns for back-end services using C#, ADO.NET, and SQL Server.


• API Governance: Oversee the implementation, evolution, and standardization of SOAP and REST APIs, ensuring robust versioning, security, and best practices.


• Quality & Reliability: Guarantee system reliability and scalability by establishing standards for testing (unit/integration), monitoring, and root-cause analysis for complex production issues.


• Mentorship & Team Growth: Lead code reviews, mentor senior and junior engineers, and foster a culture of engineering excellence and continuous learning.


• System Integration: Oversee the seamless integration of various legacy and modern systems, ensuring high performance and decoupling where necessary.


• DevOps & CI/CD Strategy: Drive the optimization of CI/CD workflows and automated pipelines to enhance development velocity and deployment safety.


• Cross-functional Collaboration: Partner with product managers, stakeholders, and cross-border teams to translate business requirements into scalable technical roadmaps.

Required Skills and Qualifications

• Proven Leadership: Experience acting as a Tech Lead, Team Lead, or Principal Engineer in a production environment.


• Expert .NET Ecosystem: Deep, hands‑on experience with .NET Framework and .NET Core.


• Data Layer Mastery: Solid understanding of ADO.NET and SQL Server, with a proven track record in database design, optimization, and performance tuning at scale.


• Integration Expertise: Strong experience designing and maintaining SOAP and RESTful web services, including proficiency in XML serialization/deserialization.


• Architectural Acumen: Mastery of software design patterns, clean architecture, and modern distributed system design.


• Communication: Exceptional communication and stakeholders‑management skills, with resilience in fast-paced, multicultural environments.


• Language: Advanced/Fluent English proficiency.

Soft Skills

• Strategic Ownership: A proactive mindset focused on driving architectural alignment and continuous engineering improvement.


• Bridge Builder: Ability to translate complex technical concepts to non‑technical stakeholders and vice versa.


• Empathetic Leadership: A collaborative leader who empowers the team, fosters psychological safety, and values shared success.


• Adaptability: Comfort leading through ambiguity, shifting priorities, and evolving business requirements.

Nice‑to‑Have Skills

• Cloud platform expertise, preferably Azure.


• Familiarity with specification‑driven development and agentic approaches to software development.


• Experience leading teams within Agile/Scrum development methodologies.

Our benefits include:

• - Maternity and Parental leaves


• - Mobile services subsidy


• - Sick pay-Life insurance


• - CI&T University


• - Colombian Holidays


• - Paid Vacations

And many others.

Collaboration is our superpower, diversity unites us, and excellence is our standard.

We value diverse identities and life experiences, fostering a diverse, inclusive, and safe work environment. We encourage applications from diverse and underrepresented groups to our job positions.