Lead Engineer

Acuity; Cork; On-site; EUR 110,000 - 150,000; Full time

Job summary

Acuity is seeking a Technical Lead Software Engineer to guide a local development team while collaborating with a distributed organization. You will shape the architecture of scalable SaaS solutions integrated with IoT devices on a secure cloud-native platform.

You’ll mentor engineers, drive technical quality, and partner with Product, QA, Security and Ops across sites to deliver high-impact software for smart buildings.

Qualifications

• 10+ years of professional software development experience.
• Strong expertise in C# and .NET (Core/6+), with production-grade services/APIs.
• Hands-on experience with modern cloud platforms (Azure preferred, AWS, GCP) including services for compute, serverless, storage, messaging/eventing, IoT, and IaC.
• Solid understanding of CI/CD pipelines and DevOps practices (Azure DevOps/GitHub Actions, branching strategies, IaC).
• Demonstrated technical leadership (tech lead, team lead), mentoring and code quality ownership.
• Experience with modern frontend engineering using TypeScript and React, including component architecture, state management, API integration, testing, and performance

Responsibilities

• Lead and mentor a local team of developers, ensuring technical excellence and alignment with global engineering standards.
• Act as the technical reference for architecture decisions, design reviews, and best practices.
• Design and develop cloud-based SaaS applications emphasizing scalability, security, reliability, and performance.
• Integrate IoT devices with cloud platforms (telemetry ingestion, device management, OTA updates).
• Champion CI/CD and DevOps practices to optimize delivery pipelines and reduce lead time to production.
• Collaborate with cross-functional teams across multiple locations (Product, QA, Security, Ops) to deliver high-quality solutions.
• Contribute to technology roadmaps and drive continuous improvement.

Skills

Cloud Architecture

Team Leadership

C# / .NET

TypeScript / React

IoT integration

DevOps / CI-CD

Security & IAM

Tools

Azure

AWS

GCP

Docker

Kubernetes/AKS

Service Bus

Event Grid

Kafka

MQTT/AMQP

OAuth2/OpenID Connect

Azure DevOps

GitHub Actions

Job description

Are you a team player who loves diving into technology? Do you want to contribute to a team that strives to solve demanding problems and operates in a space directly involved in reducing the carbon footprint of buildings?

Join our team! We are seeking a Technical Lead Software Engineer with strong architectural expertise to lead a local development team while collaborating closely with a larger, distributed organization. This role blends hands-on engineering with technical leadership, driving the design and delivery of scalable SaaS solutions integrated with IoT devices in a secure, cloud-native environment

You’ll be shaping the future of smart buildings by architecting solutions on Facilities—our cloud and edge platform that powers three transformative modules: Organize to simplify deployment and maintenance workflows, Operate to deliver real-time building insights and seamless interaction, and Optimize to uncover inefficiencies and drive peak performance for truly intelligent spaces.

Key Responsibilities

• Lead and mentor a local team of developers, ensuring technical excellence and alignment with global engineering standards.
• Act as the technical reference for architecture decisions, design reviews, and best practices.
• Design and develop cloud-based SaaS applications emphasizing scalability, security, reliability, and performance.
• Integrate IoT devices with cloud platforms (telemetry ingestion, device management, OTA updates).
• Champion CI/CD and DevOps practices to optimize delivery pipelines and reduce lead time to production.
• Collaborate with cross-functional teams across multiple locations (Product, QA, Security, Ops) to deliver high-quality solutions.
• Contribute to technology roadmaps and drive continuous improvement.

Required Qualifications

• 10+ years of professional software development experience.
• Strong expertise in C# and .NET (Core/6+), with production-grade services/APIs.
• Hands-on experience with modern cloud platforms (e.g., Azure (preferred) , AWS, GCP) including services for compute, serverless, storage, messaging/eventing, IoT, and secure configuration management, along with infrastructure-as-code tooling.
• Solid understanding of CI/CD pipelines and DevOps practices (Azure DevOps/GitHub Actions, branching strategies, IaC).
• Demonstrated technical leadership (tech lead, team lead), mentoring and code quality ownership.
• Experience with modern frontend engineering using TypeScript and React, including component architecture, state management, API integration, testing, and performance

Preferred Qualifications

• Experience with IoT device integration and cloud connectivity (MQTT/AMQP, TLS, provisioning).
• Microservices, containers, and orchestration (Docker, Kubernetes/AKS).
• Event-driven architecture and messaging (Service Bus, Event Grid, Kafka).
• Experience with cloud security best practices, identity management (OAuth2, OpenID Connect), and data encryption.
• Experience with performance tuning for large-scale SaaS platforms.
• Architectural thinking, system design, and trade-off analysis.
• Strong problem-solving and analytical skills; bias for action.
• Excellent communication and leadership abilities; stakeholder alignment across sites.
• Thrives in agile, distributed teams; promotes engineering best practices.

Why Join Us

• Lead a talented local team while collaborating globally on impactful products.
• Shape cutting-edge SaaS + IoT solutions with modern cloud architecture.
• Competitive compensation, benefits, and growth opportunities.