Junior Infrastructure Engineer – Trading systems Location: City of London Challenge: Supporting the infrastructure sitting beneath a best in class trading systems used by banks, hedge funds and institutional traders worldwide. Junior Infrastructure Engineer Quant Capital is urgently looking for a Infrastructure Engineer to join our high profile client. Our client has recently been voted in the fintech 100 (best financial technology businesses). They provide a market leading Execution Management System for buy and sell side clients as well as Algo Execution. They have offices globally (travel arranged for your benefit if wanted). I am seeking a mid-level Systems Engineer with three (2+) or more years of experience to work in a systems engineer/network/infrastructure focused support role. The primary responsibility of the Infrastructure Engineer is to provide high level functional and technical support for the company’s products directly to the customer base. You will be joining a hardworking and dedicated Support team within an entrepreneurial and fast paced environment. You will also work closely with the company’s sales and engineering teams. On a day to Day basis the Support Specialist will: Respond promptly to infrastructure and network inquiries from clients Support customers and help revolve server issues and network connectivity. Improve documentation of support policies and procedures Analyse server failures and implement solutions to prevent future issues. Automate server deployment Deploy monitor and maintain globally distributed datacentre infrastructure. Infrastructure Engineer MUST have: STEM Degree 1+ years’ experience supporting mission critical infrastructure Red Hat Linux Certification or equivalent AWS Ansible Hardware experience including setup and maintenance. Some networking experience Virtualisation You will be joining a progressive and exciting company committed to excellence. They offer an excellent working environment with on-going training and a structured career path. You can also expect an excellent salary and benefits package. My client is based in London Linux TT, RTS, Bloomberg, Scripting, Client Support, FIX Integration, Implementation, NYSE, FTSE, EUREX, ICE, Nasdaq LSE, LME

Graduate Trading Desk Operations Engineer - Quant Trading (2025 Start) Start August 2025 Quant Capital is urgently looking for a Graduate Trade Desk Operations Analyst to join our high profile client. Our client is a top-tier global proprietary trading firm that leverages the latest technology, sophisticated algorithms and deep knowledge to trade in capital markets globally. This is an environment of science and intellectuals. The firm is known globally for its attitudes and rigour more importantly, you will be surrounded by smart entrepreneurial people deeply interested in the sector who are ready to teach what they know. We we are looking for a junior or graduate with sub 2 years of experience and the ability to deal with quick difficult maths problems. You will interface with various groups within the business to ensure that all trades are reflected accurately in all systems. Specifically, the Trade Desk Operations Analyst will be involved with research, rapid development execution of trade orders, automation of processes, and personal projects. This position sits directly in a trading team and is a highly sought-after role. The role requires close collaboration with the traders, researchers and technical parts of the business to best align technical solutions with the schedules and analytic needs of various strategies. This is a role for someone with a strong level of applied mathematics or engineering with an interest in solving problems and working in a fast-paced rewarding environment. Trade Desk Operations Analyst MUST have: A at A-level Maths or equivalent Excellent Excel skills Logical thought processes A STEM degree from a top ranked University An interest and some coding ability (VBA, Ruby, Go, Lua, Scala, Python or C++ or OO Language) An appetite for delivering solutions to complex problem My client is based in London

Infrastructure Engineer Quant Trading Firm Contract £700 per day 6 Months Outside IR35 5 days in the office Quant Capital is urgently looking for an Infrastructure Engineer to join our high profile client. Our client is a $500 million strong systematic quant commodity trading fund with excellent recent performance. The role will involve all aspects of support from desktop to cloud in a trading environment, reporting directly to the Chief Investment Officer and Head of Development. The role needs strong communication skills as this will involve work with the trading business. The environment is that of Facebook or Google, relaxed open with time to think and make the right decisions. The atmosphere is calm and relaxed with an open dress code. This is a role for techies, those who are motivated by the sharp end of technology and the possibility of making serious money doing something you are passionate about. Responsibilities: Ensuring seamless operation while setting up a scalable IT platform • Managing cloud & on-prem infrastructure • Ensuring exceptional front-line user support, with a particular focus on the trading desk • Responsibility for incident management • Coordinating business continuity planning and testing Infrastructure Engineers MUST have: An BSc in computing or mathematics or a STEM subject Experience supporting a trading desk Windows Some basic Linux Azure Experience managing highly available infrastructure including infrastructure-as-code Experience managing and prioritising multiple deliverables in a real-time environment The ability to communicate precisely and efficiently with senior and executive stakeholders Experience selecting and managing external partners My client is based in London

Infrastructure Support Engineer Quant Trading Firm Contract £700 per day 6 Months Outside IR35 5 days in the office Quant Capital is urgently looking for an Infrastructure Engineer to join our high profile client. Our client is a $500 million strong systematic quant commodity trading fund with excellent recent performance. The role will involve all aspects of support from desktop to cloud in a trading environment, reporting directly to the Chief Investment Officer and Head of Development. The role needs strong communication skills as this will involve work with the trading business. The environment is that of Facebook or Google, relaxed open with time to think and make the right decisions. The atmosphere is calm and relaxed with an open dress code. This is a role for techies, those who are motivated by the sharp end of technology and the possibility of making serious money doing something you are passionate about. Responsibilities: Ensuring seamless operation while setting up a scalable IT platform • Managing cloud & on-prem infrastructure • Ensuring exceptional front-line user support, with a particular focus on the trading desk • Responsibility for incident management • Coordinating business continuity planning and testing Infrastructure Engineers MUST have: An BSc in computing or mathematics or a STEM subject Experience supporting a trading desk Windows Some basic Linux Azure Experience managing highly available infrastructure including infrastructure-as-code Experience managing and prioritising multiple deliverables in a real-time environment The ability to communicate precisely and efficiently with senior and executive stakeholders Experience selecting and managing external partners My client is based in London

Senior Java Analyst Developer / Technical Consultant £130,000 Plus Bens Quant Capital is urgently looking for a Java Analyst Developer / Technical Consultant to join our high profile client. Our client is a global trading platform software business. Its products are used globally by most asset managers and pension funds. They are well known in the fintech space and have offices globally. You will be part of a team of 20 on the technical consulting space. This role is a perfect stepping stone to custom architecture in the financial services space. As a Technical Consultant you’ll have your hands on the wheel as the firm drives the future of an integrated platform that services financial services clients. Working with cloud-based, state-of-the-art technology, and a microservices-based wealth management product, the Technical Consultant / Analyst Programmer focuses on integrating software into clients operating environments, while showing clients how to use products more efficiently to help reach their objectives and targets. This is a challenging role with responsibilities that include understanding client requirements, facilitating business and technology workshops, mapping requirements to the existing technical capabilities of the product, providing solution(s) for any gaps in functionality, and undertaking development to deliver functionalities (when required). Technical Consultants / Analyst Developers must have: 8+ years’ full-stack experience as Senior Developer around digital applications, software engineering, microservices and cloud. This could include Core Java, Spring Boot, Hibernate/JPA and UI using React, Ember, JavaScript or HTML. FIX experience Cloud experience with containerization (Docker, Kubernetes), Database (Relational and NoSQL), Messaging (RabbitMQ), Repository (BitBucket), or Helm Charts would be highly regarded (not all necessary). Good knowledge of design patterns and integration techniques. This is a unique opportunity for someone to expand further into financial technology. You should be driven and interested to gain some serious financial experience. The future of this role moves either down the architecture route or the development management path. My client offers one of the best training and development packages in the market, all inclusive. My client is based in London currently working remote with at least 1 day expected in the office per week and client visits when needed.

Senior Java Engineer – Hedge Fund £1000 per day Contract Outside IR35 Jan Start Hybrid Quant Capital is urgently looking for a Senior Java Engineer to join our high profile client. Our client is a well known Systematic Trading Hedge Fund. They like technology especially the opensource variety as well as scalability and robust performance (much like their track record). They currently run around £2 billion in liquid capital. The business has expanded continuously and is building a new risk engine for their systematic fund clients. This role will be working with a large distributed system (Built in Java) automating a large volume of realtime data into a portfolio management system. I am looking for a proficient developer with good data knowledge and an understanding of latency. I am looking for an engineer with strong core Java knowledge who is happy to learn risk. You should be happy to expand a data platform from scratch with some serious help on the financial side. The Java Engineer Must have: 2:1 Computer Science degree 15+ years plus commercial development experience Strong and demonstrable low-level Java experience Strong Database skills AWS Code generation Currently using Java 8 + Object orientated programming, threading, concurrency and distributed systems My client is based in Central London but does not require office work unless a core meeting is called. Distributed Systems , Scale, Java, EC2, DevOps, Linux, AWS, Java, CLoudwatch

Infrastructure Engineer Quant Trading Firm Contract - 6 Months Outside IR35 - 5 days in the office Quant Capital is urgently looking for an Infrastructure Engineer to join our high profile client. Our client is a $500 million strong systematic quant commodity trading fund with excellent recent performance. The role will involve all aspects of support from desktop to cloud in a trading environment, reporting directly to the Chief Investment Officer and Head of Development. The role needs strong communication skills as this will involve work with the trading business. The environment is that of Facebook or Google, relaxed open with time to think and make the right decisions. The atmosphere is calm and relaxed with an open dress code. This is a role for techies, those who are motivated by the sharp end of technology and the possibility of making serious money doing something you are passionate about. Responsibilities: Ensuring seamless operation while setting up a scalable IT platform Managing cloud & on-prem infrastructure Ensuring exceptional front-line user support, with a particular focus on the trading desk Responsibility for incident management Coordinating business continuity planning and testing Infrastructure Engineers MUST have: A BSc in computing or another STEM subject Experience supporting a trading desk Windows Some basic Linux Azure Experience managing highly available infrastructure including infrastructure-as-code Experience managing and prioritising multiple deliverables in a real-time environment The ability to communicate precisely and efficiently with senior and executive stakeholders Experience selecting and managing external partners Our client is based in London

Graduate Trading Operations Engineer - Quant Trading Immediate or Autumn start Quant Capital is urgently looking for a Graduate Trade Desk Engineer to join our high profile client. Our client is a top-tier global proprietary trading firm that leverages the latest technology, sophisticated algorithms and deep knowledge to trade in capital markets globally. This is an environment of science and intellectuals. The firm is known globally for its attitudes and rigour more importantly, you will be surrounded by smart entrepreneurial people deeply interested in the sector who are ready to teach what they know. We are looking for a junior or graduate with sub 2 years of experience and the ability to deal with quick, difficult maths problems. You will interface with various groups within the business to ensure that all trades are reflected accurately in all systems. Specifically, the Trade Desk Engineer Analyst will be involved with research, rapid development execution of trade orders, automation of processes, and personal projects. This position sits directly in a trading team and is a highly sought-after role. The role requires close collaboration with the traders, researchers and technical parts of the business to best align technical solutions with the schedules and analytic needs of various strategies. This is a role for someone with a strong level of applied mathematics or engineering with an interest in solving problems and working in a fast-paced, rewarding environment. Trade Desk Operations Analyst MUST have: A at A-level Maths or equivalent Excellent Excel skills Logical thought processes A STEM degree from a top ranked University An interest and some coding ability (VBA, Ruby, Go, Lua, Scala, Python or C++ or OO Language) An appetite for delivering solutions to complex problem My client is based in London

Windows Engineer with PowerShell specilisation– Quant Trading £100,000-150,000 plus benefits and bonus Hybrid Quant Capital is urgently looking for a Windows PowerShell Engineer to join our high-profile client. This is an environment of Google or a startup where tech is number 1 with a huge budget allocated towards technology. The firm is known globally for its attitudes and rigour more importantly, you will be surrounded by smart people deeply interested learning and in teaching what they know, as well as learning from you. My client is a very well know quantitative trading firm and marketmaker. This team has some of the best minds in Windows and Powershell Engineering. My client has a mixed Windows and Linux environment spread across physical and virtual machines. This position suits a talented Windows Engineer with an appetite to fidn the best way to solve a problem and a strong level of Powershell programming and automation focus. As an Engineer you will focus on platform engineering designs, maintaining the firm's operating systems, authentication systems, databases, virtualization infrastructure, core network services, and messaging as well as endpoints on Windows and Linux in both our internal- and external-facing environments. You will will be tasked with the design, implementation, and integration of infrastructure systems, on Windows-based systems The ideal Windows Engineer will have: A STEM degree Significant Windows systems automation experience is required. Powershell (ideally some c# exposure) An in-depth understanding of the Windows platform and related technologies (e.g., Active Directory and Failover Clustering) is required, as are excellent troubleshooting and problem-solving skills, and familiarity with a variety of tracing tools. Experience with common Windows Server applications and management tools (e.g., Exchange, SQL, SCCM, Hyper-V, and ADFS, etc.) is also preferred. A working knowledge of network protocols, Linux, and information security concepts is Experience integrating systems across on-premises and cloud-based environments Experience working with containers on Windows and Linux is preferred. This role suits a candidate who has had responsibility early on in their career, someone who has worked in smaller agile companies with continual change. You must be hands-on and have excellent experience of working in a demanding or jack-of-all-trades but a specialist environment. You will also be a techie motivated by technology. In return, you will be rewarded with an excellent culture, work-life balance, benefits and remuneration. My client is based in London