Overview Trinetix is looking for a skilled Software Architect. You'll be part of a dynamic, international team working on large-scale enterprise platforms for a leading U.S.-based client in the consulting and financial services sector. Our mission is to build impactful, high-tech solutions that streamline business operations, enhance efficiency, and drive digital transformation. We focus on solving real business challenges—developing robust platforms that support critical decision-making and operational excellence. Our projects span across continents, offering the opportunity to collaborate with top-tier professionals from around the world. Welcome to join a General Team Driving Real-World Innovation.
Requirements :
5+ years of commercial software development experience in enterprise-level systems
2+ years of experience as a Software Architect and/or Technical Lead
Strong knowledge of algorithms, data structures, and system design
Deep understanding of OOP, OOD, OOA, SOLID principles, and architectural design patterns
Proven experience designing and evolving architectures using .NET, C#, .NET Core, Web API
Strong experience with relational databases (MS SQL Server, PostgreSQL) and data modeling
Experience designing and operating cloud-based and cloud-managed solutions
Solid understanding of SPA, SOA, REST, and Microservices (MSA) architectures
Experience with distributed systems, scalability, fault tolerance, and performance optimization
Hands-on experience working in Agile/Scrum teams
Experience with CI/CD pipelines and release management processes




Experience communicating with technical and non-technical stakeholders from the USA and/or Europe
Strong understanding of PoC and MVP creation and validation processes
Upper-intermediate level of English or higher
Nice-to-haves :
Experience with cloud platforms (Azure preferred, AWS as a plus)
Experience with frontend frameworks such as Angular or React (at architectural level)
Practical knowledge of DevOps practices and infrastructure-as-code concepts
Experience or strong interest in ML/AI-based solutions and their architectural implications
Responsibilities :
Define and own the high-level system architecture for products and major features
Design end-to-end technical solutions aligned with business and non-functional requirements
Review, validate, and approve architectural and technical solutions with customers
Define non-functional requirements (performance, scalability, security, reliability, maintainability)
Provide high-level effort estimation for features and architectural initiatives
Research, evaluate, and recommend optimal technical approaches and technologies
Collaborate with product, engineering, and business stakeholders to align technical and functional requirements




Lead architectural changes and ensure system flexibility and long-term sustainability
Establish and maintain development and architectural standards
Create and maintain architecture documentation and technical guidelines
Provide technical leadership and guidance to development teams
Monitor technical quality and compliance throughout the development lifecycle
Take ownership of key technical decisions and associated risks
Communicate architectural decisions and technical topics regularly with the client
Drive resolution of complex technical and architectural issues
Expected Qualifications :
Set the technical direction and support your team 's success. You guide a smallto mid-sized team, making sure everyone works well together and delivers on shared goals and milestones.
Balance hands-on coding with team leadership. You contribute technically while helping the team stay focused, organized, and aligned with both project and company priorities.
Foster a strong, collaborative, and inclusive team culture. You create an environment where team members grow, share ideas, solve problems together, and feel valued for their contributions.
What we offer :
Continuous learning and career growth opportunities
Professional training and English/Spanish language classes
Comprehensive medical insurance
Mental health support
Specialized benefits program with compensation for fitness activities, hobbies, pet care, and more
Flexible working hours
Inclusive and supportive culture
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📌 Software Architect (Madrid)
🏢 Trinetix
📍 Madrid