Technical Lead
About the role
Xeptagon is seeking a Technical Lead to oversee the design and delivery of complex digital platforms in climate action, carbon markets, digital MRV, climate finance, and related areas. The role involves leading technical design and implementation, translating business requirements into scalable solutions, making architecture decisions, and guiding engineering teams across backend, frontend, and integration workstreams. The Technical Lead will also participate in client workshops, mentor engineers, and ensure high standards in security, performance, and maintainability. Candidates should have strong hands-on technical skills, software architecture experience, and excellent communication abilities. Xeptagon operates globally, providing digital infrastructure for climate finance and carbon markets, and collaborates with major organizations and partners.
Must have
- 7+ years of professional software-engineering experience, including meaningful experience as a Senior Engineer, Tech Lead, Engineering Lead or similar role
- Strong computer science and software-engineering fundamentals.
- Excellent backend development capability and a solid understanding of modern frontend architectures.
- Strong experience designing and implementing REST APIs and system integrations.
- Strong understanding of relational databases, data modelling, query optimisation and transactional systems.
- Experience designing scalable, modular and maintainable enterprise applications.
- Good understanding of cloud infrastructure and modern deployment practices.
- Experience with distributed systems, asynchronous processing, caching, queues and integration patterns.
- Strong understanding of authentication, authorization, application security and secure API design.
- Experience with CI/CD, containerisation, monitoring and production operations.
- Ability to diagnose difficult application, database, infrastructure and integration problems.
- Strong understanding of software testing and engineering-quality practices.
- Experience leading and mentoring development teams.
- Proven ability to make technical decisions rather than simply implement decisions made by others.
- Strong analytical and problem-solving ability.
- Communicate professionally with international clients.
- Participate confidently in technical workshops with enterprise architects, technology teams and senior stakeholders.
- Listen carefully and understand the underlying business problem rather than immediately proposing technology.
- Explain technical trade-offs in clear business language.
- Challenge technically unsound requirements constructively and professionally.
- Handle pressure, ambiguity and changing requirements without losing delivery discipline.
- Take ownership when problems occur instead of simply escalating them.
- Communicate risks early and come with options and recommendations, not only problems.
- Demonstrate strong judgment, integrity and attention to detail.
- Work effectively with people from different professional and cultural backgrounds.
Nice to have
- Enterprise SaaS platforms experience
- Fintech or financial-market systems experience
- Government or public-sector platforms experience
- Digital public infrastructure experience
- Climate technology or sustainability platforms experience
- Registries and transaction systems experience
- Workflow-intensive enterprise applications experience
- Data and analytics platforms experience
- International development projects experience
- Highly regulated technology environments experience
Technologies
- Authentication
- AWS
- Azure
- Blockchain
- CI/CD
- Data Modeling
- Data Pipelines
- DevOps
- Docker
- ETL
- Event-Driven Architecture
- Fintech
- IAM
- Java
- Kubernetes
- Linux
- LLM
- Microservices
- MySQL
- Next.js
- Node.js
- OAuth
- OpenID
- PostgreSQL
- Python
- RBAC
- React
- REST
- SaaS
- Secrets Management
- Spring / Spring Boot
- Webhooks
Highlights
The company is incubated at Cyberport Hong Kong and works with international clients, including Fortune 500 companies and UN agencies. Previous experience in climate or carbon markets is not required. A strong Bachelor's or postgraduate qualification in a relevant technical discipline is preferred, but equivalent professional experience will be considered.
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