Lead Software Architect: Scalable .NET & Azure

Jobtailor; Dublin; On-site; EUR 90,000 - 150,000; Full time

Benefits offered by this job

Job summary

Jobtailor is seeking a senior software engineer to define and evolve system architecture using .NET and Azure across distributed services and APIs. You will own reliability, security, and performance while improving observability and reducing technical debt.

You will mentor engineers, drive high engineering standards, and partner with Platform/DevOps to enhance monitoring, deployment safety, and incident learning. This role is based in Dublin, Ireland, with on‑site responsibilities.

Qualifications

• Strong experience with C# and modern .NET (.NET 6+ or equivalent) in production environments.
• Proven experience designing and operating distributed systems and service‑based architectures.
• Solid SQL Server expertise and strong data modelling capability.
• Strong API design experience, including REST principles, versioning, and consumer‑first thinking.
• Demonstrated commitment to engineering quality through automated testing and maintainable design practices.
• Hands‑on Azure experience, including production deployment and operational ownership.
• Strong understanding of CI/CD, release safety, and Infrastructure as Code approaches.
• Practical experience with observability, including logging, metrics, and distributed tracing.
• Good understanding of OAuth2, OpenID Connect, secure service‑to‑service communication, and security‑conscious system design.
• Experience leading or mentoring engineers, with the ability to balance delivery demands with long‑term system sustainability.

Responsibilities

• Define and evolve system architecture using modern .NET and Azure, leading design decisions across distributed services and APIs.
• Build scalable, secure, observable, and maintainable solutions while continuously reducing technical debt and improving system resilience.
• Make thoughtful trade‑offs between delivery pace and long‑term platform health, influencing scope and delivery decisions to safeguard engineering quality.
• Own the reliability, performance, and security of services within your domain, leading incident response and embedding learning through post‑incident reviews.
• Drive improvements in monitoring, alerting, automation, and operational maturity in partnership with Platform and DevOps teams.
• Translate product strategy into credible technical plans, aligning engineering execution with measurable business outcomes.
• Champion high engineering standards through strong design reviews, code quality, automated testing, and safe CI/CD practices.
• Lead and develop a high‑performing engineering team, fostering ownership, accountability, and continuous improvement.
• Coach and mentor engineers, providing clear feedback and structured development support while contributing to hiring and team growth.

Skills

C#

NET 6+

Distributed systems

SQL Server

REST APIs

Automated testing

Azure

CI/CD

Infrastructure as Code

Observability

OAuth2/OpenID Connect

Security-conscious design

Job description

Jobtailor is seeking a senior software engineer to define and evolve system architecture using .NET and Azure across distributed services and APIs. You will own reliability, security, and performance while improving observability and reducing technical debt.

You will mentor engineers, drive high engineering standards, and partner with Platform/DevOps to enhance monitoring, deployment safety, and incident learning. This role is based in Dublin, Ireland, with on‑site responsibilities.