Senior Software Engineer

On behalf of a client, a technology company delivering advanced software solutions across financial services, we are looking for a Senior Software Engineer .

The Role
You'll join the engineering team working on a blockchain-based FinTech platform. Specifically, you will:

- Design and build robust, high-performance backend services in C# / .NET Core 8
- Work on cloud-native systems on AWS
- Own PostgreSQL schema design, query optimization, and data integrity
- Build and maintain integrations with KYC providers, crypto custodians, and KYT platforms
- Make architectural decisions on a system where security, performance, and correctness are critical
- Improve CI/CD, infrastructure-as-code, and DevOps practices
- Mentor teammates and collaborate with experienced specialists across several technical disciplines

Who We're Looking For
You're an engineer who:

- Takes genuine ownership and exercises sound judgment
- Holds well-reasoned technical opinions and can defend them
- Favors simple, correct solutions that ship over perfect ones that don't
- Sees seniority as a matter of judgment rather than years of experience

What You Bring

- 5–7 years building production software used by real customers
- Deep C# / .NET expertise
- Strong PostgreSQL skills
- Hands-on AWS experience
- Solid understanding of microservices, API design, and distributed systems trade-offs
- Experience integrating third-party APIs and external services in regulated environments
- Comfort with CI/CD, containerization, and modern DevOps practices
- Good judgment on when to build, when to buy, and when to simplify

Nice to Have

- Experience in FinTech, blockchain, or crypto
- Familiarity with KYC / KYT / AML workflows or providers
- Docker / Kubernetes (EKS, AKS)
- Infrastructure-as-Code (Terraform, Bicep)
- Event-driven architectures (Kafka, RabbitMQ, Service Bus)
- Observability tooling (OpenTelemetry, Datadog, Grafana)
- A strong interest in developer experience and security

What's on Offer

- Competitive salary and performance bonus
- Retirement and medical benefits
- Additional perks and allowances
- Hybrid working
- A collaborative, growing team of experienced engineers
- The chance to work on cutting-edge technology in a fast-paced environment
- A culture of innovation and continuous learning

Applicants must hold EU citizenship and be eligible to work in Cyprus .