Senior Software Engineer

IRIS Software Group

. Design and deliver complex, scalable systems, including high-traffic APIs, multi-service integrations and data-processing solutions .

Posted 11/9/2026full-timeRemote • United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and delivering scalable systems, with strong backend development skills in .NET Core, C#, and ASP.NET Core Web APIs. Proficient in cloud-native solutions on Azure or AWS, automated testing, and technical leadership through mentoring and collaboration.

Highest-signal resume keywords

Backend Development Using .NET CoreCloud-Native Solutions On Azure Or AWSAutomated Testing And TDD/BDD PracticesTechnical Leadership And MentoringInfrastructure As Code Using Terraform

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

C#.NET CoreASP.NET Core Web APIsSQLNoSQLAngularReactDockerKubernetesCI/CD

Soft Skills

Strong Communication SkillsTechnical Problem-SolvingCollaboration

Tools & Technologies

Azure FunctionsAWS LambdaDataDogApplication InsightsTerraform

Industry Keywords

SaaSDistributed SystemsClean ArchitectureSOLID PrinciplesObservability

Tech Stack

Tools & technologies

AngularASP.NETAWSAzureCloudDistributed SystemsDockerEC2JavaScriptKubernetesNoSQLReactSQLTerraformVue.js.NET

About the role

Key responsibilities & impact

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

What you’ll need

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

Comp & perks

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