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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Platform ULL - Colo - Reliability - **Company:** Squarepoint Capital - **Location:** London, UK - **Experience:** Expert - **Salary:** £120,000.0 - **Contract:** Permanent contract - **Skills:** Systems Engineering, Bash Shell, CentOS, Configuration Management, Protocol Stack, Continuous Integration, Linux, Python (Programming Language), Multicasting, Network Interface, Performance Tuning, Red Hat Enterprise Linux, Ansible, Prometheus, Ruby, Software Engineering, Transmission Control Protocol (TCP), Wireshark, Grafana, Infrastructure Automation Frameworks, Information Technology, Low Latency, Software Version Control - **Published:** August 19, 2026 - **Apply:** https://find.jobs/jobs-near-me/apply/ats-redirect/?id=2933650897-2 ## About the Role Experience with Low latency network interfaces and kernel bypass (configuration and optimization): Solarflare with onload, Mellanox with VMA. Experience with build and configuration management tools, specifically Chef or Ansible. Experience with observability tools, specifically Grafana and Prometheus. Highly motivated and a keen eye for scripting and automation in Python, Ruby, and Bash. In depth knowledge of server network stack configuration, tuning and troubleshooting including TCP, UDP(unicast/multicast), NTP, PTP, wireshark/tshark Strong communication: verbal and written. Critical thinking and problem-solving skills to tackle troubleshooting the unknown, glitches and the obscure. Well-organized, proactive, resourceful, able to handle a fast-paced environment, question the status quo, accountable and possesses an ownership mindset.Good understanding of trading venues such as Nasdaq, LSE, Euronext etc. Degree in Engineering, Computer Science or related experience. The minimum base ## Description Position: Colo LL Reliability Specialist - Compute Business Area:Infrastructure Job Summary: Squarepoint is looking for a talented and highly motivated Ultra Low Latency Platform Engineer to provide solutions across Squarepoint's global colocation (COLOs) estate consisting of 400+ servers across 30 global sites. The candidate will be responsible for project delivery, support escalations, monitoring, automation, security, documentation, and capacity management for Squarepoint's low latency infrastructure. This will involve collaborating with our business partners, application owners, clients, vendors, and internal teams (SRE, Network, Application Support and Application Development, Quants, etc.) to deliver end to end solutions in a timely manner. Manage systems efficiently at scale through standardization, automation, testing, and in-depth monitoring Enforce development standards for source control, testing, and continuous integration for infrastructure, OS, patches, and configuration management Manage a distributed compute environment and multiple petabyte-scale storage systems Install, manage, and monitor the Linux operating system (RHEL based) Troubleshoot complex hardware and software issues throughout the Squarepoint technology stack Create self-healing systems and automated recovery processes Respond to system incidents and participate in on-call rotations Conduct root cause analysis of incidents and outages Reduce operational toil through the development of user-driven automated workflows Work with business owners to regularly re-prioritize the book of work, while delivering both tactical and long-term objectives Required Qualifications: 5+ years of experience working with Linux (RHEL/CentOS/Rocky preferred) in a large complex or niche environment with the following areas of focus: operations, systems engineering and systems performance.Server Management and Support: HP, SuperMicro, Dell, various overclock servers. ## Related Videos - [Microservices architecture as a key element in building trading systems for global finance markets](https://www.wearedevelopers.com/videos/1196-microservices-architecture-as-a-key-element-in-building-trading-systems-for-global-finance-markets) - [Coffee with Developers: David Heinemeier Hansson](https://www.wearedevelopers.com/videos/875-coffee-with-developers-david-heinemeier-hansson) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Single Server, Global Reach: Running a Worldwide Marketplace on Bare Metal in a Cloud-Dominated World](https://www.wearedevelopers.com/videos/1206-single-server-global-reach-running-a-worldwide-marketplace-on-bare-metal-in-a-cloud-dominated-world) - [Coroutine explained yet again 60 years later](https://www.wearedevelopers.com/videos/690-coroutine-explained-yet-again-60-years-later) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Dev Digest 138 - Are you secure about this?](https://www.wearedevelopers.com/magazine/486-dev-digest-138-are-you-secure-about-this) - [UK Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/326-uk-business-culture-and-etiquette) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline)