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  • £85k - £100k per annum

     ...expand their equities coverage and expansion into new markets, they are looking for additions to the infrastructure team. As a Systems Operations Engineer you will work to build, scale, maintain and maximise the performance of the Linux infrastructure. In doing so, you will... 
    Suggested
    Permanent
    Hybrid working
    On-site

    LinuxRecruit

    London
    more than 2 months ago
  • £51k - £68k per annumEstimated
     ...mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-...  ..., and Asia-Pacific, Shield AI’s technology actively supports operations worldwide. For more information, visit  . Follow Shield AI on  LinkedIn... 
    Suggested
    Full-time

    shieldai

    London
    a month ago
  • £52k - £68k per annumEstimated
     ...Production Engineer – Trading & Electronic Trading Systems   Join MARGO in the UK (London) MARGO is a tech-native consultancy delivering high value-added...  ...expertise to the financial services industry. We operate in complex Front Office environments where trading... 
    Suggested
    Long-term contract
    Permanent

    margo-group

    London
    more than 2 months ago
  • £40k - £55k per annumEstimated
     ...Power Systems Engineer - London, Bicester or Newcastle RED are an expanding international M&E consultancy, with a proven track record...  ...Good understanding of international working and business operations of a global consultancy. Benefits RED offers a variety... 
    Suggested
    Hybrid working
    London
    more than 2 months ago
  • £99k - £129k per annumEstimated
     ...Graduate Trading Desk Operations Engineer – Quant Trading (2026 Start) Start August 2026 Quant Capital is urgently looking for a Graduate...  ...to ensure that all trades are reflected accurately in all systems. Specifically, the Trade Desk Operations Analyst will be... 
    Suggested

    Quant Capital

    London
    more than 2 months ago
  • £88k - £118k per annumEstimated
     ...Trading Operations Engineer Global Quantitative Trading Firm London – Hybrid (4 days onsite) Quant Capital is hiring on behalf...  ...Overview This role provides hands-on exposure to trading systems, operational processes, and financial products across the full... 
    Suggested
    Hybrid working

    Quant Capital

    London
    more than 2 months ago
  • £68k - £88k per annumEstimated
     ...Graduate Trading Desk Operations Engineer – Tier 1 trading firm London, UK – 2026 start Industry competitive compensation Quant Capital...  ...Responsibilities: Monitor and troubleshoot live trading systems across global markets Maintain and develop critical tools... 
    Suggested

    Quant Capital

    London
    more than 2 months ago
  • £35k - £50k per annum

     ...CyberSecurity Operations Engineer (Graduates Considered) We are excited to be recruiting for an Operations Engineer role working for an industry...  ...Engineer / Technical Support Specialist (Cybersecurity) / Systems and Network Administrator (Security Focus) / Security... 
    Suggested
    Full-time
    Hybrid working
    On-site
    Remote

    RedTech Recruitment Ltd.

    City of London, Greater London
    27 days ago
  • £180k - £220k per annum

     ...Datacentre Operations Engineer + Networking – Quant Trading Infrastructure £180,000-220,000 tota l London – On-site Quant Capital...  ...and cooling planning Install and configure Linux operating systems for production networks Troubleshoot dark fibre... 
    Suggested
    Remote
    Rotating shifts

    Quant Capital

    London
    more than 2 months ago
  • £60k per annum

     ...helping clients improve decision-making, drive operational efficiency, and gain a competitive edge,...  ...and collaborate with vendors, system owners, and operations teams to resolve technical...  ...coordinating with field technicians, engineers, contractors, telecom providers, and colocation... 
    Suggested
    Permanent
    Remote
    London
    more than 2 months ago
  • £66k - £85k per annumEstimated
     ...eager to tackle complex and unpredictable operational work as their primary job function....  ...performance monitoring and fault monitoring systems Develop and improve systems and user documentation...  ...GPFS), batch systems (e.g., Slurm, Grid Engine), and high-performance network... 
    Suggested
    Full-time
    On-site
    5 days/week
    Afternoon shift

    Jump Trading

    London
    5 hours ago
  • £109k - £142k per annumEstimated
     ...Trading Desk Operations Engineer – Summer 2026 start Our client is a top tier global proprietary trading firm that blends advanced technology...  ...workflows and help turn ideas into reliable tools and systems. You will work closely with traders, researchers and engineers... 
    Suggested
    Summer work

    Quant Capital

    London
    more than 2 months ago
  • £26k - £34k per annumEstimated
     ...are interested in exploring what a career as a Trading Desk Operations Engineer (TDOE) might be like. Our TDOE internship is an immersive and...  ...infrastructure and operational processes Supporting trading systems and workflows by executing data queries and coordinating with... 
    Suggested
    Full-time
    Internship
    Summer internship
    On-site

    Jane Street

    London
    5 hours ago
  • £65k - £80k per annum

     ...London   IONATE is a deep technology scale-up building the technology backbone for smart grids. We are seeking a Senior Power System Engineer to take ownership of power system modelling, leading projects from early-stage concept to commercial deployment in the field.... 
    Suggested
    Full-time
    Hybrid working
    Work from home
    Flexible hours

    IONATE

    London
    a month ago
  • £87k - £113k per annumEstimated
     ...leading technology-driven trading firm where engineering, automation, and high-performance...  ...are central to supporting global trading operations. The organisation invests heavily in modern...  .... Skills/Must Have: Linux systems administration or operations experience.... 
    Suggested
    Long-term contract
    Permanent
    London
    19 days ago
  • £37k - £50k per annumEstimated
     ...Graduate Trading Desk Operations Engineer – Quant Trading Graduate Trading Desk Operations Engineer – Quant Trading Start August 2024 Quant...  ...business to ensure that all trades are reflected accurately in all systems. Specifically, the Trade Desk Operations Analyst will be... 

    Quant Capital

    London
    more than 2 months ago
  • £57k - £74k per annumEstimated
     ...quantitative and systematic investment manager, operating in all liquid asset classes across the...  ...with the Compute Ops Team Lead, Linux engineers, and other platform groups to maintain...  ...coordination with vendors for repairs Monitor system health and respond to alerts using... 

    Qube Research & Technologies

    London
    5 hours ago
  • £65k per annum

     ...environments, and resilient IT infrastructure that enables seamless operations and future‑proofs technology investment. With a people‑first...  ...Code practices. Mix of project work and high-level network engineering support. Collaborative engineering environment working... 
    Long-term contract
    Permanent
    Hybrid working
    On-site
    Tottenham, Greater London
    more than 2 months ago
  • £500 per day

     ...automation, offering the opportunity to work across large-scale infrastructure projects while also acting as a senior escalation point for operational incidents. Apply now to play a key role in delivering strategic IT solutions that keep organisations ahead in a rapidly evolving... 
    Hybrid working
    Soho, Greater London
    more than 2 months ago
  • £60k per annum

     ...environments, and resilient IT infrastructure that enables seamless operations and future‑proofs technology investment. With a people‑first...  ...and support network-related project work ~Collaborate with engineers to improve network performance and reliability Technical... 
    Long-term contract
    Hybrid working
    London
    more than 2 months ago
  • £60k - £79k per annumEstimated
     ...Principal Power Systems Engineer - London, Bicester or Newcastle RED are an expanding international M&E consultancy, with a proven track...  ...~ Good understanding of international working and business operations of a global consultancy. Benefits RED offers a variety... 
    Full-time
    Hybrid working
    On-site

    Engie

    London
    1 day ago
  •  ...Our Defence and Security provide design and engineering services for our nuclear and defence clients across the UK and abroad. Our team is...  ...established practice, and we are looking for an HV Designer/Power Systems Engineer to design large industrial facilities, e.g. power... 
    Long-term contract
    Permanent
    Part-time
    Hybrid working
    On-site
    Relocation
    Flexible hours
    Stratford, Greater London
    5 days ago
  • £52k - £69k per annumEstimated
     ...IT Operations Engineer​ London Quant Capital is working with a leading trading technology firm looking for an IT Operations Engineer...  ...London team. This is a broad, hands-on role supporting the systems, devices and infrastructure used across a demanding trading... 

    Quant Capital

    London
    17 days ago
  • £47k - £61k per annumEstimated
    Description At Engine by Starling , we are on a mission to find and work with leading banks all around the world who have the ambition...  ...instrumental in supporting the development, implementation, and operating of our security monitoring, detection, and response capabilities... 
    16 hours
    Full-time
    Hybrid working

    Starling Bank

    London
    3 days ago
  • £60k per annum

     ...Infrastructure Operations Engineer – Poweshell/ Windows £60,000 Plus benefits Quant Capital is urgently looking for a Lead Automation...  ...enterprise infrastructure solutions using physical and virtualised systems, cloud platforms and integrations with suppliers and... 
    On-site

    Quant Capital

    London
    more than 2 months ago
  • £23k - £30k per annumEstimated
     ...actually need done. We will train you as if you're joining our full-time team of IT Operations Engineers who are responsible for the support, configuration and operation of multiple systems across all of our technology stacks, including desktop engineering, network and... 
    Full-time
    On-site

    Jane Street

    London
    5 hours ago
  • £44k - £59k per annumEstimated
     ...About the Position We’re seeking an IT Operations Engineer to support, configure and maintain multiple systems across all of our technology stacks, including desktop environments, network infrastructure and various application platforms. Working closely with specialised... 
    Full-time
    Immediate start

    Jane Street

    London
    5 hours ago
  • £52k - £58.5k per annum

     ...Strong experience within a Security Operations (SOC) environment Hands-on experience...  ...threat hunting methodologies and detection engineering Experience working with network security...  ...will help safeguard critical business systems across Microsoft and hybrid environments... 
    Full-time
    Hybrid working
    On-site

    Computappoint

    London
    3 days ago
  • £37k - £50k per annumEstimated
     ...to help us further improve and scale our environment. Our IT Operations Engineers help us to move at a higher pace and quality each day! Your...  ...teams. From desktop support to configuring and automating our systems. You remove blockades for everyone by implementing,... 
    On-site

    IMC

    London
    24 days ago
  • £47k - £64k per annumEstimated
     ...IT OPERATIONS ENGINEER – Quant trading Global Quant Trading Firm with industry competitive compensation London – 4 days in office...  ...engineering-led tech function. This is a hands-on support and systems role spanning desktop, server, and network infrastructure across... 
    Hybrid working
    On-site
    Afternoon shift

    Quant Capital

    London
    more than 2 months ago