Datacentre Network Engineers are required by a leading network consultancy that specialises in datacentre transformation. Due to a significant period of growth, the firm is now looking to hire several Datacentre Network Engineers to design, build and run modern DC networks within financial markets environments. The role/s would suit experienced DC Engineers looking to move to an organisation that will provide a broader, more client-focused remit or Engineers at the beginning of their DC career looking for a firm that will support their professional and technical development.   Key responsibilities:  - Design, build and operate spine-leaf (Clos) datacentre fabrics based on Cisco and Arista technologies - Deploy and run VXLAN/EVPN overlays, including multi-tenant VRF segmentation - Manage the routed underlay (BGP, OSPF or IS-IS) with ECMP and fast failover - Plan capacity, oversubscription ratios and scale-out of leaves and spines - Deliver resilient server connectivity using MLAG/vPC and LACP - Carry out upgrades and maintenance without service impact (traffic draining, staged rollouts) - Troubleshoot complex issues across Layers 1–7 and lead root-cause analysis - Build and maintain network automation (Python, Ansible, CI/CD pipelines) - Implement monitoring and streaming telemetry - Integrate firewalls, load balancers and security controls into the fabric - Produce designs, runbooks and change documentation

Network Engineer (Datacentre, Arista, Cisco)

Data Lead / Delivery Manager | Hybrid Working I'm working with a growing organisation making significant investments in its data capabilities and looking for a strong Data Delivery Lead to help turn strategy into reality. This is a great opportunity to take ownership of complex data initiatives, bring technical teams and business stakeholders together, and ensure data products and insights are delivered effectively from source through to consumption. What you'll be doing: <ul><li>Leading the delivery of data products, pipelines and business insights across multiple teams.</li><li>Managing complex dependencies, risks, priorities and delivery plans.</li><li>Working closely with Data Engineering teams, business stakeholders and cross-functional delivery squads.</li><li>Driving Agile delivery, removing blockers and keeping projects on track.</li><li>Challenging and influencing stakeholders to ensure delivery meets business objectives.</li></ul>What I'm looking for: <ul><li>Experience in Data Delivery, Data Programme Management or Data Project Management.</li><li>A solid understanding of modern data platforms, data pipelines and data engineering.</li><li>Experience working with Agile methodologies and multiple delivery teams.</li><li>Strong communication, stakeholder management and influencing skills.</li><li>The confidence to navigate complexity, challenge where needed and drive outcomes.</li></ul>Hybrid working with the opportunity to make a real impact within a growing data function. Please note: Visa sponsorship is not available for this position. #DataDelivery #DataLeadership #DataManagement #DataEngineering #Databricks #Agile #ProjectManagement #DataJobs #Hiring

Data Lead Delivery Manager

Onsite Hardware Engineer  12-month Fixed Term Contract £35,000 - £40,000 per anum Onsite Mon-Fri Southampton  Active SC Clearance required    We are recruiting an experienced Hardware Engineer (L2/3) to support critical infrastructure systems at a major customer site in Southampton. This is a hands-on engineering role focused on hardware diagnostics, maintenance and repair across a diverse range of enterprise and legacy platforms within a highly critical operational environment. Working from the onsite workshop and across multiple machine rooms, you'll play a key role in maintaining the performance, reliability and availability of essential IT infrastructure — supporting systems that the customer's operations depend on. What You'll Be Doing Key Responsibilities <ul><li>Provide onsite L2/L3 hardware support across enterprise infrastructure and bespoke systems.</li><li>Diagnose, repair and maintain IBM mainframes, tape systems, storage arrays and server platforms.</li><li>Support legacy and modern equipment, including PCs, printers and custom-built systems.</li><li>Apply electro-mechanical repair techniques and soldering skills to specialist equipment.</li><li>Investigate and resolve complex hardware faults within a critical operational environment.</li><li>Carry out preventative maintenance and contribute to improving system reliability.</li><li>Build strong relationships with customer stakeholders and participate in technical meetings.</li><li>Follow established processes while identifying opportunities for improvement.</li><li>Maintain technical documentation and contribute to knowledge sharing.</li><li>Work independently while collaborating with wider engineering and support teams.</li></ul>Essential Experience <ul><li>Demonstrable hardware repair and maintenance experience within an enterprise environment.</li><li>Strong fault-finding, diagnostic and troubleshooting skills.</li><li>Experience supporting critical, operationally sensitive or high-availability environments.</li><li>Knowledge of at least one of the following:</li><li>IBM Mainframes: 9672, 2003, 2066 or 2096</li><li>IBM Tape Systems: 3490, VTS or 3590</li><li>EMC DASD storage</li><li>STK DASD storage</li><li>Strong communication and customer-facing skills.</li><li>The ability to work independently and take ownership of technical issues.</li></ul>Desirable Experience <ul><li>IBM pSeries servers.</li><li>HP ProLiant servers.</li><li>Dell or Sun server platforms.</li><li>PC hardware repair and custom system builds.</li><li>Dot matrix and laser printer support.</li><li>Electro-mechanical repair.</li><li>Soldering or component-level repair.</li><li>AIX, HP-UX or related infrastructure knowledge.</li></ul>Technology and Equipment:  <ul><li>IBM Mainframes: 9672, 2003, 2066 and 2096</li><li>IBM Tape Systems: 3490, VTS and 3590</li><li>EMC and STK DASD storage</li><li>IBM pSeries servers</li><li>HP ProLiant servers</li><li>Dell and Sun servers</li><li>Lenovo ThinkStation and IBM PS/2 devices</li><li>Dell, HP, Compaq and Sun PCs</li><li>Custom-built systems</li><li>Dot matrix and laser printers</li></ul>This opportunity would suit a practical, customer-focused engineer who enjoys diagnosing complex hardware faults and working across both legacy and modern technologies in a highly critical environment.

Hardware Engineer

26961402 - Senior Low Latency Engineer – London (hybrid) Level - SVP Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. What We do / The Team This is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology Team. The overall objective of this role is to lead applications systems analysis and programming activities. The role is to provide senior, low-latency systems and application framework engineering (the team is skilled in Java, C++ , Rust, KDB, market data, algorithmic trading technology) within the London Based High Performance Architectures (HPA ) team. The team require a specialist on algorithmic trading systems utilities including but not limited to market data replay and back test/simulation utilities. The HPA organization are a high skilled enablement group of Subject Matter experts - who produce application frameworks and engage with application engineers to enable application Modernisation to over 100 teams across Citi with a concentration on low latency eTrading platforms in Markets Technology. Responsibilities include (but not limited to): o 90% hands-on in the Rust or Java codebase. We build microservices based event sourcing systems on a low latency in-house framework. Response times in the 10 microsecond to 100 microsecond range. o Lead integration of functions to meet goals, deploy new products, and enhance processes o Analyse complex business processes, system processes, and industry standards to define and develop solutions to high level problems o Provide world class expertise in area of Java low latency development. o Utilize advanced knowledge of supported main system flows and comprehensive knowledge of multiple areas to achieve technology goals o Consult with end users to identify system function specifications and incorporate into overall system design o Influence and negotiate with senior leaders and communicate with external parties o Happy to work with and educate and support/mentor Junior developers and less experienced senior Java developers. Key Skills and Experience required o Demonstrated Subject Matter Expert (SME) in area(s) of Applications Development in Java o In-depth experience with Algorithmic Trading application development, preferably in low latency environment o Detailed comprehension and experience with Market Data handling and associated technologies (such as time-series databases e.g. KDB) o Demonstrated leadership, project management, and development skills o Passion for coding excellent, commercial grade, mission critical Java frameworks based on event sourcing microservices. o Complete knowledge of modern Java, the JVM, the Linux Operating system, system calls and Kernel. o Knowledge of TCP and other IP based network protocol technologies including hardware accelerated kernel bypass e.g. Solarflare OpenOnload o Performance assessment and targeted tuning. o Design and architectural elegance. o Experience in implementing projects o Great communicator with high EQ. o Ability to occasionally produce clear diagrammatic documentation and model key aspects in UML sequence diagrams. Nice to have o Background in C++ and exposure to Rust a very nice to have

26961402 - SVP Senior Low Latency Engineer – 

​Matt joined Xcede through the merger with Etonwood in 2023 as a Director in our London office. He is responsible for Cyber Security and Networks with a focus on Financial Markets, FinTech and Data Science across the London and UAE markets (Contract and Perm). 

Network Engineer (Datacentre, Arista, Cisco)

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Matt O'Hare

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