N-iX is looking for a visionary and highly technical Senior .NET Backend Engineer to drive a massive, greenfield platform transformation for a fully regulated bank.
You will initially play a pivotal role in the Discovery Phase, collaborating closely with enterprise architects to untangle a current tech stack and design a modern, standard-compliant Customer Data Model (CDM). Following a successful discovery, you will transition into leading the engineering team to design, build, and deliver the Minimum Viable Product, starting with a modern customer application and onboarding platform.
Responsibilities:- Partner with Solution Architects and business stakeholders to assess existing applications, services, and database structures, identifying opportunities for modernization and simplification.
- Analyze complex legacy business logic and define strategies for abstraction, migration, or redevelopment.
- Design and evolve a modern customer-centric data model, ensuring scalability, flexibility, and alignment with industry best practices.
- Define integration architectures and abstraction layers connecting new applications with legacy systems and third-party services.
- Participate in discovery workshops, technical assessments, and architecture reviews with senior client stakeholders.
- Design and development of modern web applications, APIs, and microservices using .NET technologies.
- Evaluate and introduce AI-assisted engineering practices and development workflows to improve delivery efficiency and code quality.
- 5+ years of professional software engineering experience using C# and .NET technologies (.NET Core, ASP.NET Core).
- Strong experience designing and implementing microservices architectures.
- Extensive hands-on experience with Microsoft Azure and on-prem infrastructures.
- Expert-level knowledge of SQL Server and relational database design.
- Practical knowledge of ADO.NET, Entity Framework, and Dapper.
- Strong experience designing complex data models and integrating enterprise applications.
- Experience implementing CI/CD pipelines and modern DevOps practices.
- Familiarity with AI-assisted development tools such as Claude Code, GitHub Copilot, or similar solutions.
- Experience leading greenfield digital transformation initiatives.
- Experience in modernizing large-scale legacy platforms.
- Knowledge of domain-driven design (DDD) and event-driven architectures.
- Experience within banking, fintech, financial services, or highly regulated industries.
- Understanding of customer onboarding, digital identity verification, AML/KYC processes, and compliance-driven solutions.
- Familiarity with core banking systems, customer master data management, or enterprise integration platforms.
- Proven full-stack development experience with modern JavaScript/TypeScript frameworks such as Angular, React, or Vue.js.
We offer*:
- Flexible working format - remote, office-based or flexible
- A competitive salary and good compensation package
- Personalized career growth
- Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
- Active tech communities with regular knowledge sharing
- Education reimbursement
- Memorable anniversary presents
- Corporate events and team buildings
- Other location-specific benefits
*not applicable for freelancers
Skills Required
- 5+ years of professional software engineering experience using C# and .NET technologies (NET Core, ASP.NET Core).
- Strong experience designing and implementing microservices architectures.
- Extensive hands-on experience with Microsoft Azure and on-prem infrastructures.
- Expert-level knowledge of SQL Server and relational database design.
- Practical knowledge of ADO.NET, Entity Framework, and Dapper.
- Strong experience designing complex data models and integrating enterprise applications.
- Experience implementing CI/CD pipelines and modern DevOps practices.
- Familiarity with AI-assisted development tools such as Claude Code, GitHub Copilot, or similar solutions.
- Experience leading greenfield digital transformation initiatives.
- Experience in modernizing large-scale legacy platforms.
- Knowledge of domain-driven design (DDD) and event-driven architectures.
- Experience within banking, fintech, financial services, or highly regulated industries.
- Understanding of customer onboarding, digital identity verification, AML/KYC, and compliance-driven solutions.
- Familiarity with core banking systems, customer master data management, or enterprise integration platforms.
- Proven full-stack development experience with modern JavaScript/TypeScript frameworks such as Angular, React, or Vue.js.
What We Do
N-iX is a global software solutions and engineering services company that helps world’s leading organizations turn challenges into lasting business value, operational efficiency, and revenue growth using advanced technology. Whether you need to build a custom solution, modernize your digital product or acquire extra tech expertise - we have the experience and capabilities to ensure your success. With over 2,000 professionals in 25 countries across Europe and the Americas, N-iX offers expert solutions in cloud, data analytics, embedded software, IoT, AI, machine learning, and other tech domains. Being in business for over two decades, we have worked with dozens of industry-leading enterprises and Fortune 500 companies creating value across a wide variety of sectors, including finance, manufacturing, supply chain, retail, e-commerce, healthcare, and more. Our unique combination of business domain expertise and technical know-how enables us to effectively collaborate with ISVs, tech companies, and enterprises of all sizes. Thanks to the strong tech ecosystem and partnerships with AWS, GCP, Microsoft, SAP, OpenText, Snowflake, and others, we bring extra speed, scale and efficiency to more than 160 organizations across the globe. N-iX is recognized by numerous industry awards, such as CRN Solution Provider 500, Global Outsourcing 100 by IAOP, ISG Provider Lens™, Modern Application Development services providers by Forrester, etc
