Senior Software Engineer
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Job Description
Senior Software Engineer building scalable .NET and cloud software for IRIS Software Group. Designing distributed systems, leading technical decisions and mentoring engineers.
Responsibilities:
- Design and deliver complex, scalable systems, including high-traffic APIs, multi-service integrations and data-processing solutions
- Own large features and components end-to-end from technical design and development through deployment and production support
- Build modern applications using C#, .NET Core, ASP.NET Core Web APIs and contemporary frontend technologies
- Influence architecture and technology decisions
- Build and improve cloud-native solutions across Azure or AWS
- Champion automated testing, TDD/BDD, CI/CD, observability, security and Infrastructure as Code
- Collaborate with Product, QA, Design, DevOps and Engineering teams
- Lead technical discussions, story refinement and technical problem-solving
- Identify opportunities to reduce technical debt and improve existing systems
- Troubleshoot complex production and performance issues
- Mentor junior and mid-level engineers
- Help the team use AI-assisted engineering tools responsibly and effectively
Requirements:
- 5 to 7 years of professional software development experience
- Strong backend development experience using .NET Core, C#, ASP.NET Core Web APIs and REST
- Experience with application architectures and distributed systems
- Strong knowledge of SQL, NoSQL and data architecture
- Experience with modern frontend frameworks such as Angular, React, Vue.js or Blazor, or working knowledge of frontend development alongside deeper backend expertise
- Strong Azure or AWS experience within SaaS environments
- Experience with Azure Functions, Queues, Blob Storage and VMs, or AWS equivalents including Lambda, SQS/SNS and EC2
- Experience with Docker and/or Kubernetes, ideally including production-scale deployments using AKS or EKS
- Experience with Infrastructure as Code using Terraform, Bicep, ARM Templates, AWS CloudFormation or CDK
- Strong understanding of CI/CD, deployment strategies and engineering automation
- Experience with automated testing and TDD/BDD practices
- Understanding of clean architecture, SOLID principles and domain-driven design
- Experience building highly scalable, internet-facing software
- Strong production troubleshooting skills, including application profiling, benchmarking and performance optimisation
- Knowledge of observability platforms such as DataDog, Application Insights or Amazon CloudWatch
- Good understanding of application security, vulnerability management and threat modelling
- Experience with AI-assisted engineering
- Ownership of complex, multi-system solutions
- Technical leadership through architecture decisions, mentoring and collaboration
- Experience mentoring junior and mid-level engineers
- Ability to lead technical initiatives spanning multiple sprints or quarters
- Strong communication skills, including explaining technical decisions to non-technical colleagues
Benefits:
- Continuous learning and career development opportunities
- Culture that celebrates diversity and empowers every individual
- Well-being, inclusion and development commitment
- Accessible hiring process with adjustments/accommodations available
- Global impact through work influencing millions
- Great Place to Work® certified employer
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