KDB (Data) Engineer | Tier 1 Hedge Fund
One of our top-tier hedge fund clients is seeking a KDB Developer / Data Engineer to join their Fixed Income Strategy team in London. The role involves supporting the development and expansion of both historical and real-time databases, data feeds, and managing PnL & Risk systems. Additionally, this hire will be integral in building out new cloud-based functionality. Responsibilities: Develop and maintain historical and real-time databases and data feeds. Support PnL & Risk management systems. Contribute to the buildout of new cloud-based functionality. Collaborate closely with the Fixed Income team to meet their data needs. Required Skills: Strong experience with KDB/Q and data engineering. Experience working with financial data, particularly within fixed income. Familiarity with cloud technologies is a plus. Strong problem-solving and communication skills. If this sounds like a fit for you, apply today!
ยฃ150000 - ยฃ300000 per annum + + Discretionary Bonus
City of London
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Senior Software Engineer | Data Platform | Tier 1 Hedge Fund
One of our top-tier hedge fund clients is seeking to add a Senior Software Engineer to their London office as part of a focused product team. The successful candidate will help build and maintain the core data platform used by data analysts, data scientists, quantitative investors, and researchers to source and manage investment data sets. The platform includes cloud-native systems such as Dockerized pipelines running in Kubernetes, RESTful APIs, and a web-based data exploration environment. This role is ideal for someone passionate about developing high-quality software, working with diverse data sets, solving complex problems, and thriving in a collaborative environment. Responsibilities: Develop solutions that leverage cloud-based data platforms and distributed computing technologies. Understand and prioritize data requirements for quantitative investment and support design decisions. Collaborate with end-users and team members to define requirements and provide occasional first-level support. Create high-performance solutions to efficiently load and manage large-scale investment data. Actively contribute to team brainstorming, technical design sessions, and code reviews. Mentor junior engineers and help them grow. Ensure software is well-documented, thoroughly tested, and maintainable. Required Skills: Degree in Computer Science or related field. 8+ years of professional software development experience. Experience in the financial industry is advantageous but not required. Strong proficiency in Python, with additional experience in Rust being a plus. Strong knowledge of software engineering best practices and data-focused development. Solid understanding of SQL and experience with production-level queries. Knowledge of PostgreSQL is a plus. Experience with cloud environments (AWS preferred) and basic DevOps techniques (CI/CD, infrastructure-as-code). Self-driven, with a passion for learning and tackling complex problems. If this sounds like a fit for you, apply today!
ยฃ150000 - ยฃ300000 per annum + + Discretionary Bonus
London
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Senior Quant Trader
We are seeking a highly skilled Senior Trader to join our dynamic team. This role is critical in shaping our trading strategies and enhancing our market-making capabilities. The ideal candidate will have a strong background in trading, a deep understanding of financial markets, and the ability to leverage algorithmic strategies to optimise trading performance. Job Description Develop and implement advanced trading strategies to optimise market-making performance. Monitor and analyse market conditions, trends, and trading activities to make informed trading decisions. Collaborate with the technology team to refine and enhance algorithmic trading systems. Manage risk exposure and ensure compliance with trading regulations and internal policies. Provide insights and recommendations to improve trading efficiency and profitability. Recruit and train junior traders,providing mentorship and guidance to help them develop their skills and integrate into the team effectively. The Right Candidate Between 3 and 5 years of experience in trading instruments University degree in a STEM-related field Employment experience with a Market Making firm Experience with programming at C++ / Python Fast decision making, ability to work under pressure
Negotiable
Amsterdam
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System Administrator
As a system administrator, you will be responsible for configuring and managing Windows and Linux servers, firewalls, switches, routers, and more. The IT team supports all teams across the group, including the development, research, and trading teams. Job Description * Configuration and management of Windows and Linux servers. * IT support to all teams across the group * Ongoing performance tuning, hardware upgrades, and resource optimisation's as required * Configure CPU, memory, and disk partitions * Network performance tuning and troubleshooting The Right Candidate * 2+ years of experience as a Linux system administrator * Experience with (BASH/Python) * Experience with administrating Windows server 2008, 2012, 2016, 2019 * Fast learner with an ability to understand complicated infrastructure and networks Ideally Experienced with * FW - Fortigate, Checkpoint * VMware - configuration and maintenance of ESXi 5.5 and above * Ansible - playbook configuration * Cisco switches and routers Benefits Include * Breakfast and daily meal allowance * Access to our gym facilities * Travel allowance (if applicable) * Happy hours and team event
Negotiable
Amsterdam
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Rust Developer - Digital Asset Trading
Rust Developer - Digital Asset Trading London, UK - onsite 5 days in office Company Description Our client is a London-based, venture-backed company leading the way in digital asset trading technology. Their mission is to drive growth across the digital asset ecosystem by providing liquidity solutions for both centralized and decentralized trading platforms. The Role They are seeking a Rust Developer with strong analytical skills, demonstrated through a background in mathematics, physics, computer science, engineering, or similar fields. A passion for technology and software development is essential. While experience in building low-latency systems is a plus, it is not required. What matters most is a genuine interest in these areas. Candidates with an entrepreneurial mindset who believe that any challenge, no matter how complex, can be solved are highly valued. Preference is given to those based in, or willing to relocate to London, appreciating the advantages of working in person alongside like-minded peers. Key Responsibilities Extend and enhance low-latency connectivity and trading infrastructure Optimize the performance of the core pricing engine for maximum throughput Contribute to the improvement of network infrastructure for fast data transmission Design, develop, and test new features for high-frequency trading, trade monitoring, and risk management Requirements At least 2 years of experience in Rust and Python with strong applied programming skills Experience building systems for data processing or latency-sensitive applications Proficiency in writing high-performance, multi-threaded code Experience developing scalable, distributed systems Strong understanding of concurrency and object-oriented programming Familiarity with database systems and basic SQL Comfortable working with Linux/Unix, AWS, Git, and Docker Apply Now!
Negotiable
London
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Quantitative Software Engineer (Python/Java, SQL)
About: Selby Jennings has partnered with the Quantitative Strategies team of an elite, multi-strategy hedge fund. This is a team of individuals coming from various backgrounds between big tech and the quant space. This is a full time role in Boston (3 days per week on site). Qualifications: Bachelors (Master's or PhD preferred) in Computer Science, Math, Physics, or related field At least 2 years of professional experience in Python and/or Java, including package development Experience with relational database management system (PostgreSQL, MySQL, etc) and proficiency in writing SQL queries Experience in UNIX/Linux/BSD environments Responsibilities: Work directly as member of the Quantitative Development team, collaborating daily with other Quantitative Developers, Researchers, and Portfolio Managers. Develop quantitative infrastructure for alpha generation, portfolio construction, and algorithmic trading. Provide software contributions to evolve the Quantitative strategies platform and support daily alpha construction and trading, including: Develop the proprietary trading system, data warehouse, service-based architecture, machine learning platforms, and simulation tooling. Work directly with traders and researchers to build new proprietary trading strategies and alphas. Provide high-level technical and investment support to the team. Parse and analyze new data sources such as exchange data, company fundamental data, or unstructured data. Design reporting and analysis tools for strategy risk, trade cost and execution using data from a proprietary columnar database. Own the end-to-end design, implementation, and launch of software projects spanning the technical domains described above. Value Added: Experience with Git Experience with KDB/Q Familiarity with popular machine learning/deep learning/statistical packages (such as scikit-learn, TensorFlow, PyTorch, etc.)
US$180000 - US$240000 per year + Bonus
Boston
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Principal Quantitative Developer (Python)
About: Selby Jennings has partnered with multiple teams on the Asset Management arm of a leading buy side firm with offices in Boston, MA and Jersey City, NJ. There are multiple opportunities across asset classes and leveling offerings between Senior, Principal, and Management. These are full time, direct-hire opportunities on a hybrid work model. Qualifications: Minimum of 7 years of professional experience in a developer seat Demonstrated knowledge of mathematics, statistics, and quantitative finance Exposure to object-oriented programming (OOP) and design patterns, Python strongly preferred Extensive experience in quantitative modeling Skilled in a range of database technologies: SQL (Oracle & Snowflake), NoSQL, Graph Experience implementing CI/CD and DevOps best practices A creative problem solver and a curiosity fueled by keeping up with advanced methodologies and industry trends, especially in the finance community Strong presentation and communication skills, with a knack for engaging with quant researchers and investment professionals Bachelors and/or Masters within Computer Science, Mathematics, Statistics, Engineering, or equivalent Progress towards CFA (or equivalent) a plus Responsibilities: Analyze and support quantitative asset allocation research and risk management capabilities Apply advanced analytics and quantitative concepts to support investment needs Build rapid solutions and software applications to meet urgency Participate in the design and documentation of technology architecture Communicate with quantitative research and technology teams and senior management Partner with quantitative research analysts to research and implement software solutions Support validation and back testing financial modeling Analyze information to determine, recommend, and plans computer software specifications on major projects Propose modifications and improvements based on user need Develop software system testing and validation procedures, programming, and documentation
Up to US$180000 per year + Bonus, Profit Sharing
Boston
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Principal Software Engineer, (C#/.NET Core/AWS)
About: Boston's top systematic asset manager is looking to bring on a seasoned engineer to their Technology team, with hands-on experience in C# .NET Core and the Cloud. This is a full time, direct hire opportunity that is one day per week onsite in Boston. Qualifications: Bachelor's or Master's degree in Computer Science, Engineering or related field 5-8 years of experience of professional coding in C#/.NET Core Strong background in modern technology architecture and adherence to standard design principles Experience with unit testing, isolation frameworks, and behavior/domain driven development Server-side development in Python and C# using .NET Core Object Relational Models libraries such as Dapper and Entity Framework ASP.NET/Core Web API's Database design and development in SQL Server, PostgreSQL, MongoDB, DynamoDB, MySQL, or NoSQL AWS Services including S3, Lambda, RDS, EC2 and EKS Experience with CI/CD pipelines with Azure/AWS DevOps and/or GitLab/GitHub Responsibilities: Engaging with business and technology leaders to understand strategy, articulate solution options, evaluate tradeoffs, and influence key decisions Adopting cloud-native technology designs and solutions Delivering high-quality value-added enhancements to existing platforms Automating the software development, testing and deployment process Collaborating with other groups including developers, DBAs, network engineers, quality assurance and third party vendors / consultants Embracing development best practices including continuous delivery, test automation, containerization Creating and maintaining documentation that is thorough, complete, and of a professional caliber Supporting production escalations with urgency Value Added: Experience in Financial Services Experience with Docker and/or Kubernetes Experience with the ELK stack
US$150000 - US$180000 per year + Bonus
Boston
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Lead SRE, Recommendation Infra
About: Selby Jennings has partnered with a global tech company with offices in San Jose, CA and Seattle WA. They have been rigorously been looking to build out their SRE teams across various organizations in the business. Today, their top priority is their Recommendation Infrastructure team. They need an SRE Leader to be a local presence for engineers in the US and act as the liaison with teams in Asia. Qualifications: Strongly preferred that candidates are bilingual in English AND Mandarin Bachelor's degree or above majoring in Computer Science or related fields 5 YOE in SRE of large-scale systems deployment with high reliability and scalability. Familiar with system operation skills in Linux and networking Experience programming in at least one of the following languages: Python, Perl, Go, or C/C++ Experience in designing, analyzing and troubleshooting large-scale distributed systems Familiar with popular CI/CD procedures and environments Effective communication skills and a sense of ownership and drive Responsibilities: Engage in and improve the whole lifecycle of Recommendation systems from system design consulting through to launch reviews, deployment, operation and refinement Deliver tools/software to improve the reliability and scalability of services, automate operations and improve R&D efficiency Build availability of large-scale services deployed across global data centers Plan, manage and optimize cloud resources utilization, ensuring SLA of large-scale clusters Measure and monitor availability, latency and overall service health Practice sustainable incident response and postmortems.
US$300000 - US$350000 per year + + Bonus, RSU's
San Jose
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Senior Finance Manager
Job Responsibilities: Collaborate with the commercial FP&A team to analyze, synthesize, and report on key business trends. Develop and maintain a comprehensive three-statement financial model and long-term business plan, including income statement, balance sheet, and cash flow projections with scenario planning. Oversee the monthly and quarterly business review process, ensuring timely distribution of reports to management and preparing financial presentations for leadership to communicate results and performance against forecasts and budgets. Utilize a variety of data sources (such as Essbase, Excel, Access, Hyperion, and capital tracking) and work with cross-functional teams to evaluate financial performance, consolidate insights, and recommend action plans to align with the company's long-term strategies. Identify key business drivers and create methodologies to support thorough analysis and informed decision-making. Qualifications: Bachelor's degree in Accounting, Finance, Economics, or a related field is required; CPA and MBA are preferred. Minimum of 4 years of experience in planning, evaluation, business and financial analysis, or a related accounting/finance field. Experience in modeling and analyzing financial statements (income statement, balance sheet, and cash flow statement). Ability to distill complex business and financial scenarios into clear, concise conclusions and communication tools. Proficiency in financial forecasting and budgeting software applications is required, with experience in Hyperion Essbase and Hyperion Strategic Finance preferred.
US$135000 - US$150000 per year
Miami
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Windows Software Engineer
An elite trading firm in Chicago is looking to bring on a Windows Software Engineer to their team. You will be responsible for designing and automating the firm's bare-metal Windows-based infrastructure to support high-performance trading. This role focuses on designing and architecting efficient, scalable, and secure systems. Key Responsibilities: Design, build, and optimize a resilient, high-availability Windows environment on bare-metal servers tailored to low-latency trading needs. Develop advanced PowerShell and Python scripts to automate infrastructure tasks, configuration management, and system monitoring. Continuously tune and optimize Windows systems for maximum speed and efficiency, minimizing downtime and latency in the trading environment. Drive scaling and globalization efforts, reducing redundancies, and improving windows systems and offerings for the firm at a global scale. Key Qualifications: Experience: 5+ years in Windows Systems Architecture, ideally in a trading or high-performance environment. Expertise in PowerShell scripting for infrastructure automation. Strong experience in designing and managing bare-metal Windows environments. Deep knowledge of Windows Server, Active Directory, and networking technologies (DNS, DHCP, etc.). Skills: Advanced PowerShell scripting. In-depth knowledge of Windows Server, virtualization (Hyper-V, VMware), and storage solutions. Strong understanding of security and compliance frameworks.
US$200000 - US$250000 per annum
Chicago
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Senior Finance Manager - FP&A
Job Responsibilities: Collaborate with the commercial FP&A team to analyze, synthesize, and report on key business trends. Develop and maintain a comprehensive three-statement financial model and long-term business plan, including income statement, balance sheet, and cash flow projections with scenario planning. Oversee the monthly and quarterly business review process, ensuring timely distribution of reports to management and preparing financial presentations for leadership to communicate results and performance against forecasts and budgets. Utilize a variety of data sources (such as Essbase, Excel, Access, Hyperion, and capital tracking) and work with cross-functional teams to evaluate financial performance, consolidate insights, and recommend action plans to align with the company's long-term strategies. Identify key business drivers and create methodologies to support thorough analysis and informed decision-making. Qualifications: Bachelor's degree in Accounting, Finance, Economics, or a related field is required; CPA and MBA are preferred. Minimum of 4 years of experience in planning, evaluation, business and financial analysis, or a related accounting/finance field. Experience in modeling and analyzing financial statements (income statement, balance sheet, and cash flow statement). Ability to distill complex business and financial scenarios into clear, concise conclusions and communication tools. Proficiency in financial forecasting and budgeting software applications is required, with experience in Hyperion Essbase and Hyperion Strategic Finance preferred.
US$135000 - US$150000 per year
New York
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