Senior Software Engineer - Network Security Production Join to apply for the Senior Software Engineer - Network Security Production role at Bloomberg Location: LondonBusiness Area: Engineering and CTORef #: 10048040 As a Senior Software Engineer, you will be a critical member of the team responsible for the full lifecycle of our global network infrastructure that supports Bloomberg’s core products and services. This includes building and maintaining a network that is scalable, secure, reliable and robust. Our network is vast, connecting several large‑scale data centers and over a hundred edge sites. It connects Bloomberg to hundreds of thousands of our clients, over 1,500 global exchanges and trading venues via private connectivity, Internet and Public Cloud. This is a unique opportunity to help build robust, highly scalable solutions that will power the future of how Bloomberg automates network infrastructure. You'll be trusted to design and work on tooling that builds on automation best practices and principles. Responsibilities

Develop and maintain software tools to manage a large‑scale, multi‑vendor network with an emphasis on automation, telemetry, and model‑driven infrastructure as code. Automate the full network lifecycle—including provisioning, configuration, observability, testing, troubleshooting, and capacity planning. Collaborate with architecture and design teams and the CTO office to implement new technologies that ensure scalability, efficiency, and operational resilience. Develop tools and platforms that enhance the observability, reliability, and performance of the production network. Enhance existing monitoring and observability frameworks, integrating intelligent alerting and self‑remediation capabilities to reduce manual intervention and improve incident response. Define and measure service‑level objectives (SLOs) to track infrastructure performance and reliability. Write software utilizing orchestration systems to automate tasks and interact with other systems. Provide mentorship to junior engineers and promote software engineering best practices throughout the team. Practice and promote the use of a modern software development lifecycle.

Qualifications

A degree in Computer Science, Engineering, Mathematics, or a similar field of study, or equivalent work experience. Proven experience with object‑oriented programming languages, preferably in Python. Experience in infrastructure automation or orchestration frameworks such as Ansible, Airflow, Terraform, Chef, or Salt.

Desired Skills

Experience with telemetry tools such as Splunk, Grafana, or Humio. Experience with continuous integration and deployment tools. Knowledge of messaging queues such as Kafka or RabbitMQ.

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