Senior Backend Architect — HealthTech Infrastructure

Sava; Greater London; On-site; GBP 85,000 - 125,000; Full time

Job summary

Sava is seeking a Backend Engineer to design and implement scalable backend architectures for production and development environments. You will work within the Data Engineering team to influence how our biosensing platform's infrastructure evolves from prototype to product.

You'll translate complex requirements into robust backend systems, build APIs, and contribute to deployment, security, and observability efforts.

Qualifications

• 3+ years of experience delivering production backends.
• Experience with strongly typed languages—Go preferred.
• Experience with relational and non-relational databases.
• Experience building APIs and backend services.
• Knowledge of networking basics and cloud infrastructures.

Responsibilities

• Design and implement backend architectures, APIs, services, and databases for production and development needs.
• Write clean, maintainable, and well-tested code.
• Automated testing of backend infrastructure.
• Balance performance, reliability, and security in software development.
• Influence architectural decisions with engineers and stakeholders.
• Translate requirements into scalable technical designs.
• Improve observability with meaningful metrics, logging, and tracing.
• Improve deployment and operational processes.

Skills

Go

Relational DB

Non-relational DB

APIs

Backend services

Containerisation

System security

Observability

Networking concepts

Cloud infrastructure

Development servers

Job description

Sava is seeking a Backend Engineer to design and implement scalable backend architectures for production and development environments. You will work within the Data Engineering team to influence how our biosensing platform's infrastructure evolves from prototype to product.

You'll translate complex requirements into robust backend systems, build APIs, and contribute to deployment, security, and observability efforts.