3 of 3 Permanent Non-Blocking Code Jobs in the UK

Founding Staff Engineer

Hiring Organisation
Egregious
Location
London, England, United Kingdom
success of the platform. Qualifications Backend Mastery: Expert-level Python with deep experience in FastAPI and asyncio for building high-concurrency, non-blocking systems. Cloud Native Infrastructure: Proven track record of deploying and scaling systems using Kubernetes , Docker , and Kafka across AWS, GCP, or Azure . ...

Senior Java Engineer – Reactive

Hiring Organisation
Fynity
Location
City of London, London, United Kingdom
latency systems processing millions of real-time payment events Build event-driven architectures using modern Java and reactive frameworks Work extensively with non-blocking I/O, asynchronous flows, back-pressure, and concurrency Contribute to system and API design, focusing on scalability, fault tolerance, and observability ...

HPC SRE - Quant Research, HFT

Hiring Organisation
La Fosse Associates Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 120,000 - 180,000 Annual
/Go): Build and maintain internal software tools, APIs, and "self-healing" scripts to automate routine operations and complex failure recoveries. Infrastructure-as-Code (IaC): Use Terraform to manage complex network configurations and observability stacks (Prometheus, Grafana, OpenSearch) as code. Observability & Monitoring: Implement automated alerting and dashboarding that … ensure scalable, repeatable, and version-controlled network deployments. HPC Awareness: Familiarity with the networking requirements of high-performance computing, such as non-blocking fabrics and low-latency interconnects. Desirable Experience Streaming Telemetry: Experience with gNMI, gRPC, or Kafka for Real Time network data streaming. CI/ ...