Backend Staff Engineer

Our client is the global leader in regulatory and sustainability intelligence, helping the world's largest companies navigate Environment, Health & Safety, Corporate Sustainability, and Product Compliance.

They serve a global customer base that includes many Fortune 500 companies, and they are on a clear path toward SaaS excellence. Engineering is central to that journey, and they invest in their people, trusting them to deliver and backing their growth.

This is a Staff Software Engineer seat on a product engineering team. You will build modern applications that deliver real value with quality, and play a pivotal role in shaping the technology and raising the engineering bar, championing best practices, mentoring engineers, and driving technical decisions across teams.

🚀 Responsibilities: Engineering & code quality

• Write clean, maintainable code in .NET C# that sets the standard for other engineers on your team, alongside modern tools such as Kafka and ElasticSearch.
• Regularly deliver high-quality, working software as part of a software development team.
• Build a deep, expert understanding of your team's codebase.
• Provide highly insightful, comprehensive code reviews with an eye toward bigger-picture concepts.

Technical leadership & decision-making

• Drive technical decision-making at a high level, expertly identifying trade-offs and risks and considering organisation-wide technical alignment.
• Pre-empt technical risks, raise awareness, and coordinate mitigation.
• Help provide direction and vision to technical improvements, and drive change across multiple teams.

Reliability & operations

• Help define SRE standards so teams can effectively monitor their applications in production and respond quickly to incidents.
• Effectively diagnose the root cause of complex bugs using deep knowledge of both code and infrastructure, and provide a fix along with an automated regression test.

Documentation & mentorship

• Ensure documentation exists for all critical systems, and write technical guides used widely by other engineers.
• Mentor, coach, and empower other engineers. Share knowledge regularly through demos and presentations.

👤 Profile sought: Experience

• At least 10 years working hands-on with .NET C#, with expert-level experience and expertise.
• Technical leadership experience (3+ years), including mentoring other engineers, e.g. leading projects or initiatives, leading a team, or organizing engineering community events.
• A track record of quickly learning complex architectures and codebases and becoming an expert, and of tackling the most complex technical problems independently.
• Evidence of driving complex technical decisions involving multiple stakeholders in critical areas.
• Experience working in an Agile environment.

Technical skills

• Expert C#.NET experience and expertise (10+ years).
• Deep understanding of how to apply microservice architectures successfully, with expert knowledge of many patterns and techniques and their trade-offs, in more than one context.
• Significant (2+ years) experience with event-driven architectures and event streaming / messaging tools such as Kafka (preferred), Pulsar, or RabbitMQ.
• Experience with NoSQL databases, ElasticSearch (preferred), DynamoDB, MongoDB, or Redis, and a clear sense of which database best fits each use case.
• Strong knowledge of deploying and scaling cloud applications, including containerization (Docker) and orchestration (Kubernetes).
• Proven ability to identify opportunities for best-practice improvements and drive change across multiple teams.

Languages

• Fluent English required.

Education

• Bachelor's degree (or equivalent) in Computer Science or a related field.

Soft skills

• Excellent communicator: able to communicate clearly and effectively, adjusting style to the audience.
• Works effectively as part of a team, contributing to the dynamic and resolving conflicts constructively.
• Adapts quickly and embraces change; a champion of continuous improvement.
• Shows initiative in tackling problems, executes pragmatically, and makes data-driven decisions.

🌍 Benefits & Culture:

• Tech stack: .NET C#, microservices, Kafka, ElasticSearch, Docker, Kubernetes, cloud.
• Build modern applications at global scale for a customer base that includes many Fortune 500 companies.
• A company that prioritizes its people, trusts them to deliver, and invests in their growth.
• Real influence: set the engineering standard, mentor other engineers, and shape technical direction across teams.
• Competitive compensation, benefits, and flexibility.
• Hybrid role.

💼 Department: Engineering

📍 Location: Lisbon (Hybrid)

📆 Start date: ASAP