Senior .NET Engineer

Lateral Group

Senior .NET Engineer responsible for building cloud applications using C#, .NET on Azure. Leading projects and mentoring junior engineers within a remote-first team.

Posted 5/13/2026full-timeRemote • 🇷🇴 RomaniaSeniorWebsite

Tech Stack

Tools & technologies

ASP.NETAzureCloudDistributed SystemsEntity FrameworkMS SQL Server.NETRedisSQL

About the role

Key responsibilities & impact

Design and build scalable, resilient cloud applications on Azure using C#, .NET and SQL, delivering solutions that are secure, high-performance, adhere to our Coding Standards and “just work”.
Write clean, clear, and well-tested code, embracing software craftsmanship principles to produce robust, reusable and maintainable systems.
You will ensure a high bar for code quality through comprehensive unit tests and attention to detail.
Take ownership of features end-to-end, from initial concept through deployment.
You’ll often drive substantial product features as the key developer alongside an architect or product designer.
Mentor and support junior engineers, leading by example in code reviews and pair programming.
You will offer constructive feedback that helps others grow, fostering a thoughtful, kind, and continuously learning team culture.
Provide technical leadership in architecture and design discussions, advocating for simple, elegant solutions.
You’ll challenge unnecessary complexity and focus on pragmatic results.
Continuously improve the codebase through refactoring and refinement, balancing new feature development with paying down technical debt.
You’ll adopt an iterative approach of tweaking and constantly improving the software to keep the system simple, stable, and adaptable.
Champion quality, reliability and scalability by implementing best practices in cloud operations (monitoring, security, CI/CD).

Requirements

What you’ll need

7+ years experience in software development
Deep expertise in C# and the .NET ecosystem, including: NET Core, ASP.NET Core and .NET 6 or later
Strong proficiency with Entity Framework Core and MS SQL Server
Solid understanding of Object-Oriented Programming (OOP), Service-Oriented Architecture (SOA), SOLID principles.
Experience with cloud-native and distributed systems, ideally including: Azure Service Fabric, Azure Functions, Service Bus, Redis, Azure Storage, Application Insights
Proven experience building robust, well-structured APIs
A quality mindset: unit tests, integration tests, automation, defensive programming
Excellent problem-solving and debugging skills with a hands-on, proactive attitude
Ability to Design before you code—express decisions through clear diagrams, validate assumptions early, and think through edge cases and trade-offs.
Ability to quickly understand the nature of the business and clearly communicate with stakeholders (clients, colleagues)
Strong written and verbal communication skills in English.
A commitment to making a difference, continuous learning, and collaboration
Bonus points for: Experience with Large scale systems or datasets, Performance Graph Technologies Clarity in communication and design documentation.
Extra bonus points for: Experience building Infrastructure

Benefits

Comp & perks

Remote-First, Office Friendly: Work from wherever you’re most productive - whether that’s your home, a co-working space, or one of our offices.
An Outstanding Team: Talented, kind, and hard-working people who care deeply about their craft - and about each other.
Growth: You’ll be supported in growing your craft, exploring new paths, and stepping into greater responsibility - at your own pace.
A Culture of Excellence: We care deeply about doing the right thing - for our clients, our team, and ourselves. No burnout. No crunch. Just high-quality work, delivered sustainably.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

C#.NET.NET CoreASP.NET Core.NET 6Entity Framework CoreMS SQL ServerObject-Oriented ProgrammingService-Oriented ArchitectureSOLID principles

Soft Skills

problem-solvingdebuggingcommunicationmentoringleadershipcollaborationattention to detailconstructive feedbackcontinuous learningproactive attitude