Senior Software Engineer

One Identity, LLC; Ireland; On-site; EUR 65,000 - 90,000; Full time

Job summary

One Identity, LLC is seeking a Senior Software Engineer to join the Identity Manager development team in Ireland. This hybrid role requires expertise in both Kubernetes and C#/.NET, focusing on building and maintaining a secure, scalable Identity Governance platform. You'll be responsible for implementing CI/CD pipelines, managing infrastructure, and contributing to software delivery. Strong knowledge in relational databases and a collaborative mindset are essential. Join a team committed to innovation and a work environment free of discrimination.

Qualifications

• Deep knowledge of Kubernetes architecture and core components.
• Proficient in C#/.NET with experience in backend services.
• Strong understanding of relational database management.

Responsibilities

• Design and maintain a scalable Kubernetes-based platform.
• Own the full containerization lifecycle including Docker image optimization.
• Collaborate with development teams to enhance platform reliability.

Skills

Kubernetes architecture

C#/.NET

Docker

CI/CD pipelines

Relational databases

Tools

Terraform

Jenkins

SQL Server

Job description

Overview

We are looking for aSenior Software Engineer to join the Identity Manager development team at One Identity. In this role, you will play a key part in shaping and evolving our enterprise-grade Identity Governance and Administration (IGA) platform — contributing not just to infrastructure, but to the software that runs on it.

This is a hybrid engineering role for someone who is equally comfortable writing production C# code as they are managing Kubernetes clusters. You will bridge the gap between platform engineering and application development, ensuring our containerized infrastructure and the services it hosts are secure, scalable, and built to last.

Responsibilities

Platform & Infrastructure

• Design, build, andoperatea secure, scalable Kubernetes-based platform across cloud and/or on-premises environments

• Own the full containerization lifecycle — Docker image authoring, optimization, registry management, and security hardening

• Provision and manage Kubernetes clusters with a focus on high availability, scalability, and production stability

• Develop andmaintainKubernetes resources (Deployments,StatefulSets,DaemonSets, Services, Ingress,ConfigMaps, Secrets) and Helm charts for standardized deployments

• Implement and enforce RBAC and cluster security hardening standards

• Architect andmaintainCI/CD pipelines for containerized workloads usingGitOpspractices andIaC

• Build andmaintainobservability solutions — monitoring, logging, alerting — and lead incident response and root cause analysis

Application Development

• Design and implement backend services and platform tooling inC#/.NET

• Develop andmaintainintegrations, internal APIs, and automation tooling that supports platform operations and developer workflows

• Work withrelational databases(e.g., SQL Server, PostgreSQL) — including schema design, query optimization, and data migration strategies

• Collaborate with development teams to improve platform reliability and developer experience, contributing code where it matters most

• Write clean, maintainable, and well-tested code in alignment with engineering standards

Qualifications

Platform Engineering

• Deep knowledge of Kubernetes architecture, core components, and cluster management (cloud or on-prem)

• Hands-on experience with Docker and writing optimizedDockerfiles

• Experience with managed Kubernetes services (Amazon EKS, GKE, or AKS)

• Solid understanding of cloud networking fundamentals (VPCs, load balancers, DNS)

• Experience withIaCtools such as Terraform or CloudFormation

• Hands-on experience designing CI/CD pipelines using tools such as Jenkins, GitHub Actions, GitLab CI,ArgoCD, or Flux

• Experience with monitoring and logging solutions (Prometheus, Grafana, ELK Stack)

• Solid Linux system administration skills

Software Development

• ProficiencyinC#/.NETwith experience building backend services or platform tooling in a production environment

• Strong working knowledge ofrelational databases— query writing, schema design, indexing, and performance tuning (SQL Server and/or PostgreSQL preferred)

• Experience writing automation scripts and integrating with REST APIs

• Familiarity with software development best practices: version control, code review, testing, and CI/CD

Soft Skills & Ways of Working

• Systems thinking and a structured troubleshooting mindset

• Strong ownership mentality — you treat infrastructure and code reliability as your responsibility

• Clear documentation habits and cross-team collaboration skills (Dev, QA, Security, Ops)

• Confident Englishproficiency, written and spoken

One Identity is an Equal Opportunity Employer and Prohibits Discrimination and Harassment of Any Kind: One Identity is committed to the principle of equal employment opportunity for all employees and to providing employees with a work environment free of discrimination and harassment. All employment decisions at One Identity are based on business needs, job requirements and individual qualifications, without regard to race, color, religion or belief, national, social or ethnic origin, sex (including pregnancy), age, physical, mental or sensory disability, HIV Status, sexual orientation, gender identity and/or expression, marital, civil union or domestic partnership status, past or present military service, family medical history or genetic information, family or parental status, or any other status protected by the laws or regulations in the locations where we operate. One Identity will not tolerate discrimination or harassment based on any of these characteristics. One Identity encourages applicants of all ages.