Java Technical Lead

Keystone Solutions is seeking a Technical Lead for a consultancy mission at a client site. As a Keystone Solutions consultant, you will own the technical direction and implementation quality of the product or domain, ensuring software architectural coherence, code quality, security, and production readiness. You will bridge the gap between architecture, development, and operations to deliver scalable, secure, and high-performance solutions while collaborating closely with product owners, architects, and cross-functional teams.

This is a consultancy role where you will operate on-site at the client location (combined with homeworking) as a Keystone Solutions consultant. You will execute all responsibilities in close collaboration with the client's teams, aligning with their priorities while upholding Keystone Solutions' standards of excellence.

• Owns the technical roadmap and software design decisions for the product/domain, documented via fi Architectural Decision Records (ADRs) and aligned with enterprise and target architecture.
• Ensures that the non-functional requirements (scalability, security, compliance, operability, resilience, and performance) are met by design.
• Collaborates with product owners to align technical implementation with business priorities, including technical debt management.

• Drives end-to-end delivery quality, from proposal to production, in partnership with product owners, architects, and platform/infrastructure teams.
• Defines and enforces engineering standards, including design principles, testing strategies, and DevOps practices (CI/CD, observability, infrastructure-as-code).
• Oversees production readiness, ensuring solutions are resilient, performant, and operationally sustainable.

• Improves engineering effectiveness using metrics such as technical debt trends, lead time for changes, change failure rate, and mean time to recovery (MTTR).
• Sets the technical bar for the team, fostering maturity through code reviews, pair programming, mentoring, and Communities of Practice (CoPs).
• Promotes modern engineering practices, including software craftsmanship, automated testing (TDD/BDD), and cloud-native development.

• Acts as the bridge between architects and development teams, translating high-level designs into actionable technical plans.
• Works with platform and infrastructure teams to ensure alignment on tools, processes, and non-functional requirements.
• Partners with chapter leads and Agile teams to remove blockers, optimize workflows, and drive continuous improvement.

• Dutch: Nice to have
• French: Nice to have
• English: Fluent (mandatory); ability to communicate technical concepts clearly to stakeholders.

• Education: Master degree in informatics, engineering or computer science

• Telework Expectation: 50% on-site & 50% homeworking (flexibility based on team needs).

• Years of Experience (Mandatory): At least 10 years of experience in development with additionally 5 years in a technical leadership role, with a focus on architecture, DevOps, and Agile delivery.
• Technical Experience (Mandatory): Strong expertise in relevant technology stacks (e.g., Java, cloud platforms, microservices, event-driven architectures).
• Technical Experience (Mandatory): Hands-on experience with CI/CD pipelines, infrastructure-as-code (Terraform, Ansible), observability tools, and security best practices.
• Technical Experience (Mandatory): Proven track record in scalable system design, performance optimization, and production troubleshooting.
• Technical Experience (Preferable): Experience with containers (Docker, Kubernetes), serverless architectures, or legacy system modernization.
• Technical Experience (Preferable): Knowledge of domain-driven design (DDD) and event sourcing.
• Business Experience (Mandatory): Experience working in Agile/Scrum environments, with a focus on collaborative delivery and iterative improvement.
• Business Experience (Mandatory): Understanding of product ownership dynamics, including backlog refinement, prioritization, and stakeholder management.

• Leadership & Mentorship: Ability to inspire and grow engineering teams, fostering a culture of accountability, innovation, and continuous learning.
• Creative Problem Solving: Analytical and strategic thinker, capable of balancing short-term delivery with long-term technical vision with creative and simple solutions.
• Collaboration: Strong stakeholder management skills, bridging gaps between technical and non-technical teams.
• Communication: Clear and concise in documenting architectures, presenting technical trade-offs, and aligning teams on decisions.
• Agile Mindset: Team success over individual achievement; prioritizes collective outcomes and knowledge sharing.
• Agile Mindset: Adaptability; embraces feedback and iterates on processes to drive improvement.
• Agile Mindset: Cross-functional contribution; willing to engage in hands-on coding, reviews, or troubleshooting when needed.
• Proactive & Autonomous: Self-driven with a bias for action, able to navigate ambiguity and drive clarity.

• Consultancy Nature of Work: Operate as a Keystone Solutions consultant working on-site with the client, collaborating closely with their stakeholders while upholding robust engineering and architectural standards.
• Dynamic Projects: Engage with diverse challenges across client initiatives, applying your expertise to varied domains, architectures, and delivery contexts.
• Turbo-Charged Learning and Development: Expand your skills through exposure to different tools, practices, and environments across client engagements, accelerating professional growth.
• Ambition Skyrocketing within a Consultancy Framework: Build your career by taking on increasing responsibility across multiple missions, showcasing impact and leadership in real-world delivery.

As a K-Stone, you bring excellence, collaboration, and continuous improvement to every client project. You champion quality, security, and reliability, align technical solutions with business outcomes, and help teams deliver sustainable value.

In this Technical Lead role, you will apply your architectural leadership, DevOps practices, and Agile delivery experience across client scenarios—setting the technical bar, guiding best practices, and ensuring production-grade, scalable solutions.

If you are ready to tackle technical and strategic challenges in a dynamic consultancy environment, apply today at Keystone Solutions Career Portal.