Lead Developer, Public Cloud, Platform & Integration

We are Team possible - the people behind Proximus, Proximus NXT, Davinsi Labs, Codit, Proximus Ada, and more. Nice to see you here! United by a shared purpose, we’re building a smarter, trustful and more connected world. That means embracing technology and celebrating change. We think possible and then make it possible. And of course, we love what we do Sounds like your kind of place?

Your job

We are looking for an experienced and visionary Lead Developer to help shape the future of our cloud, platform, and integration landscape.

As Lead Architect, you are responsible for ensuring that technology decisions are clear and translated to the application development teams. To ensure alignment with their business objectives, enterprise architecture principles, security requirements, and long-term platform strategy. You act as an authority across multiple initiatives to enable delivery teams to move faster through clear standards, reusable patterns, and technical guidance.

This role is not focused on designing individual solutions, it’s about enabling transformation, integration and modernization at scale, connecting business needs with technology capabilities, supporting engineering teams, and driving architectural consistency across the organization. On top of that the lead developer is also able to assist in coding and implementing applications in the context of lead by example.

Key Responsibilities

Architectural Leadership

• Understand the architectural vision and roadmap for cloud, platform, integration, and application modernization initiatives.
• Ensure solutions comply with enterprise standards, security requirements, governance principles, and target architectures.
• Drive architectural consistency while balancing innovation, pragmatism, and delivery speed.

Technology Strategy & Innovation

• Translate business strategy into technology requirements and architectural initiatives.
• Identify emerging technologies, industry trends, and opportunities that are required improve the application landscape and you translate them towards platform requirements.
• Continuously challenge existing ways of working and propose improvements.
• Drive the adoption of modern engineering practices and cloud-native architectures in close collaboration with the application teams.

Platform & Integration Enablement

• Support reference architectures, standards, blueprints, and technical guardrails and ensure that all teams are guided in the correct direction.
• Ensure seamless integration between cloud platforms, applications, security services, data platforms, and operational tooling.
• Provide guidance on hybrid-cloud, public-cloud, platform engineering, observability, automation, and integration architectures.

Program & Transformation Support

• Support large transformation initiatives from inception through implementation.
• Work with program managers, product owners, architects, and engineering teams to ensure successful delivery.
• Identify architectural risks, dependencies, and technical constraints early.
• Facilitate decision making on complex technical trade-offs.

Technical Leadership

• Coach architects, technical leads, and engineers.
• Elevate architectural maturity across teams.
• Contribute to technical communities, knowledge sharing initiatives, and engineering excellence programs.
• Support recruitment, onboarding, and development of architecture talent.
• Act as the go-to person for complex technical challenges.

Stakeholder Management

• Build trusted relationships with senior business stakeholders, IT leadership, security teams, vendors, and delivery organizations.
• Communicate complex technical concepts in a clear and understandable manner.
• Influence decisions across organizational boundaries without relying on hierarchical authority.
• Act as a bridge between business strategy and technical implementation.

Your profile

We are looking for someone who combines strategic thinking with hands-on experience and who is passionate about enabling others to succeed.

You are:

• A natural leader who inspires trust and collaboration.
• Pragmatic and result oriented.
• Comfortable operating in complex enterprise environments.
• Curious and eager to continuously learn and innovate.
• Able to challenge decisions constructively.
• Customer-focused and driven by outcomes.
• A strong communicator capable of influencing at all organizational levels.

Technical Competencies

The ideal candidate demonstrates strong experience in several of the following areas:

Cloud & Platform Engineering

• Microsoft Azure; CAF / WAF
• Azure Networking
• Identity & Access Management
• Platform Engineering
• Infrastructure as Code (bicep / powershel / …)
• Automation and Self-Service Platforms
• Hybrid Cloud

Architecture

• Solution Architecture
• Enterprise Architecture
• Application Modernization
• Event-Driven Architecture
• API Architecture
• Integration Patterns
• Cloud-Native Design
• Well-Architected Frameworks

DevSecOps & Engineering

• GitHub / Azure DevOps
• CI/CD
• Kubernetes & Containers
• Observability & Monitoring
• Security by Design
• Site Reliability Engineering concepts

Security & Governance

• Enterprise Security Architecture
• Risk Management
• Compliance & Regulatory Requirements
• Governance Models
• Architectural Guardrails
• Zero Trust Principles

Experience

• Minimum 5y of Experience as Cloud SecDecOps engineer
• Experience leading cross-functional transformation initiatives.
• Experience influencing technology strategy at organizational level.
• Proven experience working in complex enterprise environments.
• Demonstrated ability to balance strategic architecture with delivery realities.