Trabajos trading and networking en Reino Unido

Energy Risk & Analytics Engineers. Source candidates through advanced techniques: Boolean search, LinkedIn Recruiter, niche forums, and networking within Energy Trading communities. Represent Aubay at industry events, tech meetups, and energy trading conferences to strengthen our employer brand.

MMA are currently working to add an associate-level candidate to a leading boutique search firm that covers Managing Directors and business-critical revenue-generating placements for a select group of hedge fund, private equity, and real asset-focused clientele. With their long-standing relationships, they are consistently retained by the most prestigious institutions across EMEA, and are widely considered one of the industry's best boutique retained search firms focused on alternative assets. Established 10 years ago with an ambition to become unrivalled in their market knowledge and reputation, they have succeeded in building a brand respected by clients, candidates, and competitors alike. Spanning two offices in London and New York, they are looking to add someone in London to a team of two, working closely with a Partner who billed over £2 million in 2025 and already has over a million in 2026 pipeline. Joining on a base up to £35,000 plus a genuinely leading performance-weighted bonus structure, you will be developed with the long-term aim of moving into a revenue-generating Principal as your sector knowledge increases throughout your career. As a firm, they promote organic growth and foster a true meritocratic environment; all current Principals in the firm started as Associates and have grown with the business, and they can point to the fact that they have never lost an employee to a competitor to back this up. This is achieved through 'on-desk' market exposure and a development program perfected over their 10+ years of trading, which gives Associates a balance of senior exposure and strategic involvement in the consulting, delivery, and research processes from day one. As you develop, you will gain responsibility for more significant parts of the mandate management and delivery, including: • Identifying, referencing, and assessing potential candidates for retained mandates, • Ongoing research and networking to source top performers from talent pools across their core markets, • Creating forensic competitor analysis, including strategic overviews, benchmarking, bespoke market and product intelligence reports through referencing and profiling market leaders, • Assisting and running the client-side execution of active mandates, • Conducting pre-pitch/origination research and due diligence, as well as proactively supporting strategic projects, • Active outreach and long-term relationship building with the top talent in the market The typical profile of a successful candidate would include the following: • Strong research and academic credentials with a degree or postgraduate qualification, • 1 to 2 years of commercial experience in executive search, headhunting, recruitment, or transferable professional service experience from consulting, expert networks, professional services environments or grad schemes, • A naturally inquisitive, structured, resilient, and disciplined personality with a high level of attention to detail, • An analytical thinking process alongside a well-rounded communication technique, • A drive to build a career in retained search within a respected industry leader Please reach out if you meet the above criteria and are interested in learning more about this opportunity.

Staff Site Reliability Engineer – Data & Trading Platforms London, Barcelona or Madrid | Full-time | Hybrid The mission Join a fast‑growing B2B data platform used by commodity traders to replace spreadsheets and fragmented tools with a single real‑time view of the market. The product ingests live data streams, powers complex analytics and visualisations, and is becoming the operating system for trading teams globally. The role You’ll be the reliability specialist embedded in a product engineering team, owning how distributed systems are designed, run and scaled rather than sitting in a separate ops silo. Expect real‑time data, high‑throughput pipelines and a strong “you build it, you run it” culture, with plenty of scope to shape infrastructure direction and mentor others. What you’ll do • Lead the design and evolution of reliable, scalable and observable infrastructure for real‑time and analytical data systems., • Embed SRE practices (SLIs/SLOs, error budgets, operational readiness) across product teams., • Optimise performance, availability and cost across cloud environments while maintaining strong security and resilience., • Build and enhance observability stacks for metrics, logging, tracing and alerting, and guide incident response., • Mentor engineers in distributed systems, reliability engineering and infrastructure design, acting as a technical reference point. What you bring • 7+ years in software engineering, SRE, DevOps or infrastructure roles, with a solid software engineering foundation., • Experience operating cloud‑hosted systems at scale, plus strong skills in automation, CI/CD and cloud engineering., • Strong understanding of distributed systems, performance and failure modes, and experience with observability tooling., • Comfortable with several languages (e.g. Python, Java, Kotlin, TypeScript) and technologies like Kafka, Flink, Redis and clustered Postgres., • Familiarity with networking concepts (routing, load balancing, service‑to‑service communication); bonus points for leading teams and managing Kubernetes‑based infrastructure. Why you might care • Work on a mission‑critical platform where reliability directly affects how traders see and act on live markets., • High‑ownership, low‑bureaucracy environment, with the backing of fresh Series B funding and the chance to influence both architecture and culture as the company scales.

We are working with a pioneering financial technology firm that is building a global institution for digital assets, designed from the ground up for market integrity and efficiency. Their disciplined, first-principles approach underpins everything they do - from institutional liquidity provision and trading solutions to OTC execution and treasury management. As part of their continued growth, they are seeking a Senior Exchange Connectivity Engineer to join their London office. This role sits at the heart of their trading infrastructure, focusing on ultra-reliable, low-latency integrations with major crypto exchanges. Key Responsibilities • Design and implement exchange connectivity modules (REST, WebSocket, FIX, proprietary APIs)., • Optimize order entry, market data ingestion, and account management for performance and reliability., • Contribute to a fault-tolerant, scalable connectivity framework using Rust and Typescript., • Collaborate with trading, infrastructure, and product teams to deliver high-quality integrations., • Monitor, debug, and continuously improve production systems., • Mentor junior engineers and help shape engineering best practices., • Participate in on-call rotations and occasional travel as needed. Ideal Candidate Profile • 3-5+ years of professional software engineering experience., • Minimum 1 year of hands-on experience integrating with crypto exchanges., • Strong understanding of networking fundamentals (HTTP, WebSocket, TCP, TLS)., • Proficiency in Rust or a strong C++ background with exposure to Rust., • Working knowledge of Typescript. Nice to Have • Experience with Web3 / DeFi protocols., • Leadership or mentoring experience., • Familiarity with traditional finance connectivity protocols (ITCH / OUCH / UDP Multicast). This is a unique opportunity to join a high-impact team shaping the future of digital asset infrastructure. If you're passionate about building robust systems and thrive in a fast-paced, collaborative environment, we'd love to hear from you.

C++ Contract Opportunities – Low Latency & Market Data (12 Months, extensions or conversions to permanent possible) I’m working with a leading quantitative research & technology firm who are hiring several C++ contractors across different teams. These roles sit within highly technical engineering groups building the foundations that power large-scale trading, analytics, and research systems. Strong engineers who write clean, modern C++ and enjoy solving technical problems within trading and / or market data environments will be considered. The Contracts • C++ Engineering – Low Latency, • Work on performance-critical systems where reliability, optimisation, and careful engineering matter. You’ll contribute to high-throughput components and help evolve core infrastructure., • C++ Engineering – Market Data Feeds, • Join the team building and improving real-time data pipelines. Expect work on feed handlers, data ingestion, transformation, and robustness of systems that support downstream consumers. What They’re Looking For • Strong modern C++ experience (C++17/20 ideally), • Solid understanding of systems fundamentals (memory, concurrency, performance, networking, etc.), • Experience building reliable, production-grade software, • Ability to work independently and contribute to complex codebases, • Open to candidates from any industry — gaming, telecoms, HPC, defence, automotive, trading, etc. Contract Details • 12 month engagements with extensions or permanent conversions possible., • Competitive day rates, • Hybrid London (few days onsite), • Quick interview process If you're a C++ engineer considering contract work and want something genuinely challenging, impactful, and well-compensated, drop me a message and we can run through the details.

A Tier 1 multi-strategy fund are seeking a senior, skilled platform engineer to join the business and lead the expansion / build out of their technology platform to deliver a best-in-class environment which will power the companies workloads. This is a highly technical, engineering-driven environment where infrastructure is seen as a strategic advantage. You will work alongside exceptional technologists to design, automate and operate the systems that power a multi-strategy trading platform. If you are passionate about infrastructure, automation, and solving complex engineering problems end-to-end, this is an opportunity to make a significant impact. • Provision and configure physical + virtual servers (including occasional data centre work)., • Manage and troubleshoot hypervisors and virtualisation stacks., • Administer Debian-based Linux systems using automation—and manually when necessary., • Review and maintain hardware configuration records through automated tooling., • Build new automation and tooling for systems administration., • Use Infra-as-Code to configure and deploy services (load balancers, HA systems, databases, middleware, queues, container orchestrators, etc.)., • Troubleshoot across application, OS, virtualisation, and hardware layers., • Work with networks at a basic troubleshooting/diagnostics level., • Configure monitoring and alerting (Prometheus ecosystem). Requirements: • Strong experience with Infrastructure-as-Code., • Proficiency with automation tools., • Hands-on Linux (Debian-based) systems administration., • Production experience in containerised environments., • Understanding of high availability patterns., • Experience working with CI/CD pipelines., • Bonus: deep hardware knowledge, networking fundamentals, familiarity with network equipment, strong automation mindset.

[Up to c. £325k Comp Package | Hybrid Working] Role Overview We’re representing a leading global trading and technology firm seeking a Senior Windows Security Engineer to take ownership of the security posture across its Windows systems environment. Sitting within the broader Windows Engineering group, this position plays a key role in safeguarding the firm’s critical infrastructure and ensuring secure, resilient operations across a global technology platform. This is a newly created senior role - ideal for an experienced engineer who brings both depth and judgment to Windows platform security. You’ll be responsible for designing and implementing robust security controls, driving vulnerability management initiatives, and developing automation to scale protection across thousands of endpoints and servers. The role is technically hands-on, strategic in influence, and well suited to an engineer who thrives on solving complex security challenges at scale... Key Responsibilities • Design, implement, and maintain platform-level security controls across Windows systems in hybrid environments, • Lead efforts to harden the Windows estate, including application control, host firewalls, auditing, and encryption, • Drive vulnerability management and patching strategy, ensuring consistent remediation across enterprise endpoints and servers, • Build automation in PowerShell and related frameworks to streamline detection, response, and compliance workflows, • Integrate and optimise endpoint protection and EDR solutions, ensuring effective coverage and minimal user friction, • Collaborate with platform engineers to embed secure-by-default practices into system configuration and deployment pipelines, • Evaluate new security tools, conduct proof-of-concepts, and contribute to the strategic roadmap for Windows platform defence, • Monitor, investigate, and respond to potential threats targeting the Windows ecosystem, using telemetry and event data to identify patterns, • Partner with identity, networking, and infrastructure teams on projects related to Active Directory, Entra ID, and PKI, • Produce technical documentation and guidance to support operational consistency and knowledge sharing across teams What You’ll Bring... • 8-14 years’ professional experience in Windows systems or security engineering roles within large, distributed environments, • Deep knowledge of Windows internals and operating system security controls, including kernel-level understanding of process, memory, and privilege management, • Proven ability to design and implement scalable endpoint security measures (AV/EDR, vulnerability scanning, patch orchestration, and configuration baselines), • Familiarity with security frameworks and best practices, including OS hardening, access management, and least-privilege enforcement, • Hands-on experience with Active Directory, Entra ID, and PKI environments, including certificate lifecycle management, • Strong automation and scripting ability using PowerShell, with the capability to build repeatable, efficient security workflows, • Understanding of threat tactics and countermeasures relevant to Windows environments, including lateral movement and persistence techniques, • *Experience working in mission-critical hybrid infrastructures, balancing risk, uptime, and performance, • Excellent communication skills - able to translate complex technical issues into actionable insights for non-specialist teams, • (Preferred) Exposure to vulnerability assessment tooling, SIEM integration, or event correlation pipelines ...

Join a dynamic Core Development team that designs and maintains cutting-edge trading platforms. You will be responsible for optimizing trading engines, developing custom hardware solutions, and leveraging software, hardware engineering, data science, and research to build critical tools and infrastructure. As a C++ Software Engineer, your role will involve designing, building, and testing systems that power the trading platform. Working closely with traders, researchers, and engineers, you'll tackle complex challenges in CPU architecture, OS, networking, and hardware. We're looking for problem solvers who thrive in fast-paced environments and have a passion for learning. Key Skills: • 2+ years of modern C++ development in Linux environments., • Strong knowledge of computer systems, including OS, networking, and performance tuning., • Experience with Object-Oriented design and multi-threaded programming.

Linux Systems & Infrastructure Engineer Hybrid – London £45–50k base + bonus FinTech We’re building something special, and we want someone like you at the center of it. Our platform is used by tier-one banks, hedge funds, and trading firms to identify latency bottlenecks and other issues in high-performance electronic trading environments. Instead of throwing money and hardware at problems, our platform quickly identifies the real issues with insight only a team of trading system performance engineers and ex-technical traders can provide. We’re now expanding, developing our Cloud/SaaS offering, and scaling globally with support from industry leaders who have already validated our product as a category leader from a technical perspective. The Role We’re looking for a Junior Linux Systems & Infrastructure Engineer with some exposure to capital markets. This is a hands-on role in a fast-moving environment, so you’ll need to be curious, adaptable, and ready to learn quickly. You’ll get plenty of support, but also real responsibility from day one. You will: • Own and evolve internal infrastructure, • Support future client deployments, • Contribute to tooling for the Cloud solution, • Work directly with highly-experienced engineers and ex-traders, • Take on real responsibility, fast Tech you'll work with day-to-day: • Linux | Networking | Firewalls, • Kubernetes | Containers | Ansible, • Databases (SQL/NoSQL), • Python and Shell, with exposure to GoLang & C++, • Cloud infrastructure (design, implementation & optimisation), • Optional: AI-based tooling development Working Style Hybrid, 2 days per week in the office for hands-on mentorship and exposure to deep-domain knowledge. You’ll be learning from people at the bleeding edge of electronic trading systems monitoring. If you enjoy a little chaos, speed, and ownership, you’ll thrive here. What’s in it for you? This is a rare chance to learn from top engineers in capital markets monitoring, gaining early exposure to high-performance, real-time trading systems. You’ll work hands-on with Linux, network analysis, SQL, Python, time-series databases, and an award-winning observability platform, contributing to client POCs and live deployments. From configuring instrumentation paths and dashboards to delivering actionable insights, you’ll take ownership of meaningful work and accelerate your growth in both technical and client-facing skills. Other benefits include: • Up to £50,000 (BOE), • 28 days holiday + bank holidays, • Pension contribution If you’re hungry, switched-on, and excited to build in an environment of positive chaos, we want to hear from you! Apply via this advert. .

Role: SRE Skills: Deep Linux, Scripting - Python, DevOps, Kubernetes Salary: £500k Plus Location: London The ideal candidate comes from a top-tier tech environment (FAANG, elite trading, hyperscale infra). They have experience building technology 0→1, owning systems end-to-end, and working close to the metal. They will operate across everything from bare-metal Linux to modern build and observability stacks. Overview Join a core engineering group as Lead Site Reliability Engineer, designing and scaling Linux platforms that underpin ML/AI-driven trading. You will architect and own reliability for massive simulation, HPC, and production workloads—ensuring ultra-reliable, ultra-fast trading systems. This is a hands-on, leadership role focused equally on technical depth, strategic decision-making, and driving platform SRE excellence. Key Responsibilities • Lead SRE practices for Linux platforms powering low-latency, high-throughput trading workloads., • Architect, optimize, and tune Linux for performance, resilience, and minimal latency., • Drive incident response, root cause analysis, and continuous reliability improvement across production systems., • Oversee system automation and reproducibility—build, deploy, and fleet-manage bare-metal Linux and containerized stacks., • Manage and enhance Kubernetes clusters, network configuration, and large-scale orchestration., • Set observability standards; expand monitoring, alerting, and performance metrics across platforms., • Analyze networking, kernel-level performance, and distributed systems—solving core challenges in a multi-petabyte, multi-cluster environment., • Build Python tools for automation, reliability engineering, and performance analysis., • Design highly distributed systems What You Will Work On • Ultra-reliable, high-performance trading infrastructure where every engineering optimization affects performance, • Next-generation simulation and HPC compute pipelines, supporting ML/AI workflows at scale., • Integration and continuous improvement of internal and open-source tools for automation and reliability., • Strategic platform direction: shaping foundational systems for critical infrastructure in an elite trading environment. Team and Culture • Small, autonomous Linux SRE team with direct ownership and impact., • Collaborative engagement with quants, researchers, and trading experts to deliver robust platforms., • A culture built on deep technical ownership, learning, and high standards of performance engineering Apply now for an informal confidential chat!

Role: Network Engineer Skills: CCIE-level routing/switching, Linux, Scripting, DevOps, Kubernetes Salary: £500k+ Location: London The ideal candidate comes from a top-tier tech environment (FAANG, elite trading, or hyperscale infrastructure). They have experience building networks from 0→1 and are comfortable operating across everything from bare‑metal Linux to modern build, observability, and automation stacks. This role sits at the intersection of advanced networking, large‑scale ML/AI platforms, and high‑end automation. Network Engineer – Overview This elite trading firm is seeking a Network Engineer to join a small, high‑impact engineering group supporting ML/AI‑driven trading and research. You will work closely with teams running massive simulation, HPC, and network production workloads that depend on ultra‑reliable, ultra‑fast network platforms. You will own critical network infrastructure at scale and help shape the next generation of compute systems. Key Responsibilities • Own the full life cycle of network engineering: design, implementation, and ongoing operations for latency‑sensitive and throughput‑heavy environments., • Support large, distributed networks with expert knowledge of routing, switching, and multicast concepts, ensuring predictable performance under extreme load., • Build and evolve network monitoring, alerting, and observability, integrating telemetry into operational and analytical data stores to support ML/AI and systematic strategies., • Manage and optimise Kubernetes cluster networking and container orchestration, partnering with platform and ML infrastructure teams., • Work extensively on the Linux command line, contributing to automation, tooling, and production‑grade reliability across bare‑metal and virtualised estates., • Collaborate with DevOps and SRE functions to drive infrastructure‑as‑code, repeatable deployments, and highly automated change management. What You Will Work On • Low‑latency network paths supporting execution, research, and large‑scale ML/AI training and inference., • In‑house proprietary platforms spanning fibre and microwave networks, dense data centre fabrics, and high‑performance interconnects., • Platform, configuration, and code contributions that directly improve end‑to‑end latency, throughput, and reliability for critical trading and ML workloads., • Automation frameworks that reduce operational toil, increase determinism, and provide deep, real‑time visibility into network and system behaviour. Team Environment • Small, highly skilled networks and systems engineering team with broad autonomy and a mandate to move quickly., • Close collaboration with quants, researchers, ML engineers, and traders to co‑design infrastructure around real performance needs., • A culture centred on ownership, deep problem‑solving, and performance engineering, where data‑driven decisions and high‑quality automation are the default. Interested candidates are encouraged to apply for a confidential conversation.

We are looking for an exceptional Senior Platform Engineer to join a highly technical, engineering-driven team building and running the core infrastructure that powers a complex, mission-critical trading environment. This is a rare opportunity to own infrastructure end-to-end, work with a modern cloud-native stack, and shape a platform that is being engineered with quality, automation, and reliability at its core. If you come from a small, high-trust environment where you’ve worn multiple hats, built systems from first principles, and understand how platforms fit together at a deep systems level—this will be one of the most rewarding roles you can take on. You will be a key member of a senior-only platform team responsible for designing, automating, and operating the full infrastructure stack. You will work across Linux systems, container orchestration, infrastructure-as-code, secrets management, cluster networking/storage interfaces, and cloud integration. This is not a siloed role. You will work in an environment where sharp engineers truly own their systems—designing, provisioning, securing, deploying, maintaining, and scaling them. What You’ll Work On Infrastructure as Code & Automation • Designing and building infrastructure using Terraform, Helm, Ansible, and Puppet, • Implementing fully automated, GitOps-style provisioning and lifecycle management, • Operating and improving large-scale containerised workloads, • Working with Nomad (preferred) or Kubernetes (fully transferable), • Deep Linux engineering (performance, networking, debugging, observability), • Building secure, robust, self-service platform capabilities for engineering teams, • Leveraging Azure cloud primitives, • Working autonomously to solve difficult problems across the full platform layer, • Designing, standing up, and running services in a Linux-native environment, • Working closely with senior technologists across the business What We’re Looking For True Seniority. A platform engineer with breadth as well as depth—not someone who has spent their career in a silo. Linux-first mindset. You live and breathe Linux systems and understand how distributed workloads behave underneath. Modern container & IaC expertise. Strong experience with Nomad/K8s, Terraform, Helm, Ansible/Puppet, Vault, and cloud-native tooling. Breadth of exposure from a smaller environment. Ideally someone from: • A small, high-impact engineering team, • A startup with real ownership Stability and craft. A track record of delivering quality over time—not a job hopper. What We Offer • A senior, engineering-led culture with extremely high technical standards, • The autonomy to design and operate infrastructure the right way, • A role where your impact is visible, meaningful, and valued, • A modern platform built on cloud-native principles, not legacy firefighting, • Competitive compensation for top-tier talent, • An environment that rewards curiosity, ownership, and technical excellence Who This Role Is Perfect For An engineer who: • Wants to own infrastructure rather than sit in a large silo, • Enjoys solving deep technical problems across the full stack, • Likes working alongside other high-calibre senior engineers, • Thrives in an environment with accountability, modern tooling, and genuine complexity, • Wants to see the impact of their work immediately If you want to work in an environment where platform engineering is treated as a first-class discipline—and where the bar is set high—send your profile or reach out for an initial conversation.

FX Sales Manager 📍 London (Onsite, 5 days) 💰 £50,000 base + commission + benefits If you’re an FX Sales professional who lives for winning new business, thrives in a competitive environment and wants a role where your effort directly accelerates your earnings and your career, this is where you want to be. Our client is a respected, FCA-regulated brokerage specialising in Corporate FX, FX Options and tailored structured products, working with mid–large corporates across the UK, Europe and Canada. They’re scaling fast — and they’re investing heavily in people who can help drive the next phase of growth. This isn’t a repetitive call-centre role. It’s a high-autonomy, high-impact sales position where you’ll build your own book, open significant corporate relationships, and gain deep exposure to market-moving FX activity. You’ll work alongside proven FX leaders, receive first-class training and benefit from an environment designed to turn strong sellers into elite performers. What You’ll Be Doing 🚀 Build Your Own Corporate Portfolio • Target and win new corporate clients (mid–large turnover) across the UK market., • Drive outbound activity through calls, LinkedIn outreach, networking and events., • Conduct discovery calls, run online meetings and attend onsite visits., • Position FX risk management solutions & structured products with confidence., • Run a full 360 sales cycle with support from highly experienced FX mentors., • Maintain a high-quality, well-qualified pipeline with strong forecasting discipline., • Work closely with structuring, trading, onboarding and compliance teams., • Ensure your clients receive a seamless, consultative service from day one. What We’re Looking For You don’t need to be the finished article - but you must be hungry. ✔ 2+ years’ Corporate FX Sales experience ✔ Proven success winning and closing new business in the UK market ✔ Confident in outbound outreach, pitching, objection handling and deal progression ✔ Strong communication skills — phone, video and in person ✔ Commercially savvy with a genuine interest in FX, markets and client exposure ✔ Resilient, competitive, coachable and driven to exceed KPIs ✔ CF30 is a plus, but not required (funded exams provided) What You’ll Get This role attracts people who want to accelerate their career and earnings - and rewards them accordingly. 💸 Uncapped, industry-leading commission (top performers earn significantly above market) 📚 Structured, ongoing training with seasoned FX leaders 🎓 Funded regulatory exams & real long-term progression 🏢 Onsite, high-energy office environment (5 days per week) 💼 Attractive benefits package To Apply Send your CV directly to or message for a confidential discussion.

Binance is the global blockchain company behind the world’s largest digital asset exchange by trading volume and users, serving a greater mission to accelerate cryptocurrency adoption and increase the freedom of money. Are you looking to be a part of the most influential company in the blockchain industry and contribute to the crypto-currency revolution that is changing the world? About Binance Accelerator Program Binance Accelerator Program is a concise fixed-term program designed for Early Career Talent to have an immersive experience in the rapidly expanding Web3 space. You will be given the opportunity to experience life at Binance and understand what goes on behind the scenes of the worlds’ leading blockchain ecosystem. Alongside your job, there will also be a focus on networking and development, which will expand your professional network and build transferable skills to propel you forward in your career. Learn about BAP Program HERE Requirements: • Bachelor Degree in any disciplines (on-going) or recent graduates, Human Resource related is a strong advantage., • Experience in talent acquisition in Fintech companies is a plus., • Excellent communication skills., • Strong willingness to learn and ability to work in fast-paced environment., • Being data-driven & meticulous to details., • Experienced in excel and commit to a minimal 3 months full-time /part-time work arrangement.

My client, a leading hedge fund, is seeking a Senior Infrastructure Engineer to join their in-house engineering team. This individual will be responsible for designing, implementing, securing, and managing modern infrastructure services - partnering closely with Information Security and Support to deliver reliable trading platforms across the enterprise. This is an opportunity to work hands-on with the latest Microsoft technologies - as well as core network infrastructure spanning LAN/WAN, Wi-Fi, firewalls, and cloud connectivity. You’ll contribute to service design and drive automation. The ideal candidate should bring strong TCP/IP networking fundamentals, proven scripting/automation skills (PowerShell or Python), and experience delivering cloud infrastructure (IaaS) and M365 deployments/migrations. Proficiency with Conditional Access, CI/CD pipelines, and Infrastructure-as-Code (e.g., Terraform) is essential. Additional exposure to Exchange Online/Server, Teams, SharePoint, OneDrive, desktop build/deploy automation (Windows 365/AVD), and config management tools such as Ansible or Puppet will be highly advantageous. To secure the most relevant hire, my client is committed to offering a highly competitive package alongside excellent benefits and a collaborative environment where engineers can thrive and make a visible impact. Apply now via the link below or send your CV directly to .

We are seeking an exceptional C++ Engineer to join one of the world's most advanced high-frequency trading firms. This is a rare opportunity to work at the intersection of cutting-edge technology and global financial markets, where performance is measured in nanoseconds and innovation drives competitive advantage. You'll be part of a team that designs and builds ultra-low latency trading systems deployed across global exchanges. Your work will directly impact trading performance, and you'll be empowered to push the boundaries of what's possible in software and hardware optimisation. Key Responsibilities • Architect and implement high-performance C++ systems with extreme latency sensitivity., • Optimise every layer of the stack - from CPU cache and memory allocation to kernel bypass and network I/O., • Collaborate with traders, quants, and infrastructure engineers to deliver robust, scalable, and lightning-fast trading solutions., • Profile, benchmark, and tune systems using advanced tooling and custom diagnostics., • Contribute to the design of proprietary protocols, lock-free data structures, and real-time analytics pipelines. Ideal Candidate • Expert-level proficiency in modern C++, with a deep understanding of low-level systems programming., • Strong grasp of computer architecture, concurrency, and performance engineering., • Experience with kernel bypass technologies (e.g., DPDK, Solarflare/OpenOnload) and high-performance networking., • Familiarity with Linux internals, NUMA, CPU affinity, and custom memory management., • Proven track record of building latency-critical systems in trading, gaming, or telecom environments., • Bonus: Experience with FPGA acceleration, RDMA, or custom NIC firmware. Why Apply? • Work with some of the fastest systems and smartest minds in the industry., • Direct impact on trading performance and strategy execution., • Access to bespoke infrastructure, bleeding-edge hardware, and proprietary tooling., • Culture of excellence: flat structure, minimal bureaucracy, and relentless focus on performance., • Compensation at the top end of the market, with significant upside tied to impact. Apply Now!

Job Title: Senior Platform Engineer We're seeking an exceptional Senior Platform Engineer to join our Platform Engineering team during a period of significant growth. This is a project-focused role where you'll design, build, and maintain the infrastructure supporting high-performance cryptocurrency trading operations and digital asset management. You'll focus on core platform engineering excellence (AWS, Kubernetes, automation) while collaborating with specialists in networking, security, and application development. You'll work on flagship products including our trading gateways, multi-region client dashboard , cryptocurrency transaction security infrastructure and exchange connectivity systems. This role offers the opportunity to shape technical direction, take ownership of critical projects from conception to production, and work with cutting-edge digital asset technology. In this role, you will or on several aspects of Infrastructure Architecture & Development (60%) • Architect, deploy, and manage scalable cloud infrastructure across multi-account AWS environments, • Design and implement EKS (Elastic Kubernetes Service) clusters for containerized workloads, • Build infrastructure-as-code using Terraform/Terragrunt for all AWS resources, • Design flagship platform products, • Develop and maintain GitLab CI/CD pipelines for automated infrastructure deployments, • Implement GitOps principles using ArgoCD for Kubernetes application deployments, • Create self-service deployment capabilities for developers and quantitative researchers, • Build cryptocurrency-specific infrastructure (wallet integrations, blockchain connectivity), • Manage global infrastructure across multiple regions Observability & Reliability (20%) • Implement comprehensive monitoring using Prometheus, and Grafana, • Deploy and maintain OpenSearch for centralized logging with FluentBit agents, • Optimize infrastructure for low-latency trading applications, • Diagnose and resolve performance issues on Linux systems, • Ensure high availability and disaster recovery capabilities, • Create meaningful alerts balancing signal-to-noise ratio Security & Compliance (10%) • Implement security best practices across infrastructure and applications, • Work with Security team through formal Jira workflows (treated as internal client), • Ensure compliance with regulatory requirements (FCA, VARA, ADGM), • Manage secrets and keys for cloud infrastructure Collaboration & Knowledge Sharing (10%) • Partner with Rust developers, quantitative researchers, and data engineers, • Maintain detailed technical documentation, • Create architecture diagrams and system design documents, • Mentor junior engineers through code reviews and knowledge sharing, • Act as subject matter expert for infrastructure design and best practices Required Qualifications: Technical Skills (Must-Have): • Expert-level AWS knowledge and deep understanding of AWS services, including VPC, Transit Gateway, EKS, EC2, S3, RDS, Lambda, • Advanced proficiency in Terraform and Terragrunt, • In-depth knowledge of Kubernetes and EKS cluster management, • Strong proficiency in Ansible for server configuration management, • Advanced Python scripting for automation and tooling, • Expert-level Linux skills (RHEL/Rocky Linux/CentOS preferred), • Hands-on experience with Prometheus, Grafana, and ELK stack, • Experience with GitLab CI/CD pipelines and GitOps (ArgoCD) Critical Soft Skills: • Architectural thinking: ability to design scalable, resilient systems, • Stakeholder management: communicate effectively with traders, developers, executives, • Autonomous ownership: self-motivated, takes initiative, drives projects independently, • Clear communication: articulate complex technical concepts to non-technical stakeholders, • Project management: plan, prioritize, deliver on time with competing priorities Innovation mindset: creative problem-solving for novel challenges in crypto space Desired Qualifications: • AWS Professional Certification (Solutions Architect or DevOps Engineer), • Experience with cryptocurrency infrastructure (exchanges, wallets, blockchain nodes), • Palo Alto firewall management experience, • Experience with Fireblocks or similar MPC (multi-party computation) solutions, • Financial services infrastructure experience (trading, market data, exchange connectivity), • Co-location and data center operations experience, • Low-latency system design and optimization, • Regulatory compliance implementation (FCA, MiFID II, GDPR), • Service mesh technologies (Istio, Linkerd), • HashiCorp Vault or similar secrets management platforms

Role: Enterprise Sales Executive Location: London Salary: £50,000 to £100,000 depending on experience. On Target Commission: $200,000 per annum. Scope As a Sales Executive at Options Technology (“Options”) your role encompasses a range of dynamic responsibilities: • Create and manage a robust pipeline of business opportunities and cultivate valuable relationships., • Quarterly Closings: Achieve quarterly sales targets, both as an individual and as part of our cohesive team., • Negotiate Success: Drive business success by negotiating terms of sales and agreements., • Collaborate Actively: Engage hands-on with technical teams across Options to ensure seamless execution of sales strategies., • Embrace Innovation: Embrace technological innovation within the realm of capital markets, staying at the forefront of industry advancements., • Network: Attend events and represent the company at industry conferences., • Global Impact: Your contributions will have a global reach. We are in search of passionate individuals with a natural talent for sales, a deep understanding of financial markets and their participants, and the ability to propel our company's growth. Background Options is expanding its global enterprise sales team to meet soaring demand in the dynamic intersection of three high-growth market segments: Cloud (25.4% YoY growth), Managed Services (13.8% YoY growth), and Market Data (12.6% YoY growth). Join us to be part of this exciting journey, where you'll play a pivotal role in shaping the future of enterprise solutions. Who are Options? Options is the largest global financial technology company headquartered in Belfast. We are at the forefront of banking and trading infrastructure, serving clients globally with offices in New York, Chicago, Toronto, London, Cambridge, Paris, Hong Kong, Tokyo, Singapore, and Auckland. At Options, our services are woven into the hottest trends in global tech, including high-performance Networking, Cloud, Security, and AI (Artificial Intelligence). Unique to Options At Options, we provide an environment where exceptional sales professionals can thrive as integral members of a world-class team in a dynamic market segment: • Global Presence: A truly global business, with a presence in all major financial centres., • Great Products: Representing great products that resonate with customers., • Sales Momentum: The team has delivered the highest trailing 4Q sales totals in our history for the last eight quarters in a row., • Friendly Culture: We foster a sales-friendly culture where outstanding salespeople are recognized and appreciated., • Industry Leadership: We proudly serve a portfolio of 700 clients, including the top 40 global banks., • World-Class Sales Team: Our unwavering focus is on building a world-class enterprise sales team., • Tech Savvy: We highly value tech-savvy individuals who are naturally curious about technology and automation. Package • Competitive Salary: Depending on your seniority and experience, you can expect a salary ranging from £50,000 to £100,000., • Aggressive Commission: We offer a dynamic commission model with full lookback incentives as key targets are achieved., • Industry-Leading Benefits: Our benefits include generous maternity and paternity leave., • Equity Participation: Senior staff members may take part in equity ownership., • Global Opportunities: You have the possibility to work from key global business centres such as New York, London, and Hong Kong for up to 3 months each year. Enterprise sales at our company focuses on high-value contracts with recurring revenue streams and long-term partnerships. OTE Commission: $200,000 In any given year, approximately 20% of our global enterprise team achieves commissions of $300,000, with 2-3 executives surpassing $400,000. Preferred Requirements • 5+ years of hands-on experience in a client-facing technology role within the financial sector, ideally in sales, presales, product management, or technical account management., • A genuine passion for technology, particularly in the realms of data, Cloud, and AI., • An enthusiasm for business and investment, an avid reader., • The ability to excel in a fast-paced environment, consistently meeting quarterly targets as a valuable member of a high-performing team., • A self-starter mentality, thriving on initiative and autonomy., • An outgoing personality and a proven record as a collaborative team player. Ready to elevate your sales career to new heights? Apply now and become a vital part of our dynamic Enterprise Sales team, where your skills will shine on the global stage. 📮 How to Apply 📮 Upload your resume and a cover letter explaining why you are the perfect fit for this role to our Careers Page at . Your journey to enterprise sales excellence starts here. 💼 🚀

Compensation: Top of the market + P&L driven Company Insight A market-leading platform with a long track record of attracting top-tier talent across discretionary and systematic strategies. Known for its scale, stability, and ability to provide managers with world-class infrastructure, capital, and resources to maximize performance. Their success is built upon deep expertise in trading, technology, and operations underpinned by rigorous scientific research. With a global presence, they emphasize genuine global collaboration by aligning their investment, technology, and operations teams across the world. About the role • Work alongside a PM who entrusts you with risk-taking and supports your path toward running your own sleeve., • Share ideas, contribute directly to portfolio performance, and become the subject-matter expert in your coverage., • Gain full P&L transparency and deepen your understanding of both fundamental research and portfolio construction., • Leverage unique quant datasets, attend industry conferences, and access the same infrastructure as top long/short analysts. About You • Possess a process driven approach that provides you with a real edge., • Bring a deep subject knowledge of your equity coverage universe., • Have the desire to build strong relationships and collaborate with dynamic teams., • Be continuously curious and enjoy the act of in-depth fundamental research. Further Context • The firm's flat structure encourages all new team members to be ambitious and take ownership over their ideas: every perspective is judged against its actual merit., • Those at the firm benefit from an established set of resources and infrastructure as well as the opportunity to receive global exposure and networking opportunities., • Successful hires benefit from both global exposure and a robust set of resources and infrastructure, combined with a clear and consistently competitive progression path., • If you thrive in high-performance environments, this is a rare chance to progress quickly with top-tier support and compensation. Pre-Application • Please do not apply if you're looking for contract or remote work., • Relevant buy-side or sell-side equity research experience is required. (Private Equity will also be considered), • Allow 1-10 working days for a response to any job enquiry.