Senior Backend Developer

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Work Life Group

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2012

🎯 Recruiter

👥 HR Tech

Recruitment • HR Tech

Work Life Group is a recruitment and staffing firm founded in 2018 that matches employers and candidates across a wide range of technical, administrative, and security-cleared roles. The company operates a global careers site, manages candidate and employee portals, and emphasizes respectful, responsive hiring practices and well-being for both hires and clients. With a small core team and a large network of contractors, WLG sources talent for IT, NATO/security, and other professional positions across many international locations.

📋 Description

• Design, build and operate services and data pipelines for geospatial and temporal analytics • Design and build production-grade APIs and microservices in Python • Model the domain using Domain Driven Design • Integrate Neo4j for graph-centred work, including Cypher query optimisation and graph data modelling • Build data engineering and machine learning workflows on Databricks • Work with geospatial and temporal data, including spatial indexing, time series, geospatial standards and tools • Maintain service reliability, performance and security, and monitor services in production • Lead features end to end from technical discovery and design through implementation, testing, deployment and runtime monitoring • Review code, mentor colleagues and contribute to architectural decisions

🎯 Requirements

• Advanced Python, including clean idiomatic code, virtual environments, packaging, type hints, async and await • Production experience with FastAPI and async best practices • Solid object-oriented design and common patterns including factory, strategy, repository and dependency injection • Strong practical Domain Driven Design, including event-driven domain modelling • RESTful API design covering resource modelling, versioning, error handling, pagination and OpenAPI • Event-driven systems experience with Kafka, MQTT or Azure Event Hubs, publish/subscribe and asynchronous task processing • Strong SQL with PostgreSQL or SQL Server • Strong hands-on experience with Neo4j • Docker, working understanding of Kubernetes and comfort with the Linux command line • Testing and CI/CD experience with pytest, TDD and GitHub Actions, GitLab CI or Azure DevOps • Secure coding knowledge including OWASP Top 10, OAuth 2.0, OpenID Connect and JWT • Excellent written and spoken English in an international setting • Nice to have: Microsoft Azure, Entra ID, Azure DevOps, Key Vault, structured logging, Prometheus or Grafana, and OpenTelemetry tracing