C++ Developer for Options Market Making at Maven Securities | London

Maven Securities is a cutting-edge proprietary trading firm that strategically allocates its internal capital across diverse trading strategies, including discretionary, systematic, and market-making. Our dedicated team comprises skilled traders, engineers, and technologists, all united in our mission to optimize our role as a leading liquidity provider in t…

Python Developer - Data & Analytics Team - Options Market Making Maven is a leading proprietary trading firm dedicated to optimizing internal capital across discretionary, systematic, and market-making strategies. Our team comprises experienced traders, engineers, and technologists, all committed to advancing our role as a top liquidity provider in the global derivatives market. Our engineering teams are at the forefront of developing innovative execution, pricing, and data systems that revolutionize the functionality of financial markets. As a Python Developer, you will collaborate closely with traders, quantitative researchers, and fellow developers to create reliable, timely, and accurate data and analytics solutions for our trading and research teams. Our data pipelines process terabytes of exchange traffic, executing numerous real-time transformations. We conduct analyses that range from nanosecond-level investigations on low-latency trading systems to research on pricing algorithms and trading strategies.

Senior Quantitative Researcher - Options Market Making Maven Securities is a premier proprietary trading firm that invests internal capital across a range of strategies, including discretionary, systematic, and market-making. We specialize in Market Making strategies for listed Options and Futures on numerous global exchanges, where we are consistently ranked among the top three liquidity providers. Utilizing our cutting-edge ultra-low latency and high-performance trading platforms, we deliver top-tier pricing and liquidity to the markets we operate in. Our team of traders is dedicated to pioneering innovative solutions and advancing the frontiers of quantitative trading. We foster a culture of creativity and are driven to maximize opportunities while enhancing proven strategies. Our environment is designed to empower our team members, providing a collaborative and supportive space for success. The Role: As a Senior Quantitative Researcher, you will spearhead projects that significantly influence our trading performance. Collaborating with a diverse team of researchers and traders from various scientific disciplines and esteemed academic institutions, you will develop state-of-the-art real-time trading models and solutions tailored for low latency trading systems focused on exchange-traded options. You will share your expertise with fellow researchers, tackling complex projects that encompass option pricing, volatility modeling, algorithm design, and alpha research. What We’re Looking For: Advanced degree in applied mathematics, computer science, statistics, engineering, or physics. A PhD or a proven record of independent research is highly desirable. At least 3 years of experience in the financial sector, with a focus on electronic options trading. Proficiency in researching advanced algorithms, developing predictive models, and validating complex hypotheses using large datasets. A proactive mindset geared towards enhancing existing trading strategies and identifying new opportunities. A collaborative approach, effectively bridging the gap between developers and traders, ensuring that technical initiatives align with commercial objectives and the broader strategic vision. Why You Should Apply: Unique opportunity to assume significant responsibility within a rapidly growing global trading firm. Get deeply involved in decision-making processes that influence our trading strategies. Flexible research environment that allows for quick iterations on ideas and immediate visibility of your contributions.

Join Our Team at WintermuteAs a leading technology unicorn and one of the foremost algorithmic trading firms in the digital assets space, Wintermute is at the forefront of cryptocurrency liquidity provision across major trading platforms. We specialize in offering a wide array of OTC trading solutions and are committed to advancing high-profile blockchain initiatives alongside traditional financial institutions transitioning into the crypto ecosystem. Additionally, our Wintermute Ventures division invests in pioneering DeFi projects.Since our inception in 2017, Wintermute has adeptly navigated the ever-changing landscape of the cryptocurrency market. We pride ourselves on blending the rigorous technology standards of high-frequency trading firms with the dynamic and innovative culture characteristic of technology startups. Our vision is rooted in the transformative potential of blockchain, and we are dedicated to shaping a compliant and progressive market for digital assets. Discover more about us here.Position OverviewWe are looking for a skilled C++ Developer to join our expanding options trading team—one of the largest electronic trading desks within the crypto options market. In this pivotal role, you will work closely with our traders to develop high-performance, scalable options trading systems. Your engagement will span the full options stack, promoting business growth across centralized finance, decentralized finance, and OTC. The ideal candidate will demonstrate strong problem-solving abilities and thrive in a fast-paced environment.

Maven Securities Holding Ltd is a leading proprietary trading firm, leveraging internal capital across a variety of strategies including discretionary, systematic, and market-making. Our diverse team of traders, engineers, and technologists is dedicated to optimizing our role as a top-tier liquidity provider for globally traded derivatives. We utilize innovative execution and pricing technologies to enhance the functionality of financial markets. As Maven grows, we maintain the vibrant energy and innovative culture of a startup, while minimizing associated risks. Key Responsibilities:Build Advanced Analytics Framework: Create scalable Python libraries and tools to standardize performance metrics across teams, establishing automated workflows that transform raw trading data into valuable insights for Portfolio Managers and the Investment Committee.Conduct In-Depth Quantitative Research: Execute comprehensive statistical analyses on trade and portfolio-level data to dissect PnL drivers. Identify alpha decay, inefficiencies, and execution challenges to provide actionable insights that enhance performance.Optimize Existing Strategies: Analyze trade and strategy performance to pinpoint areas for optimization and efficiency improvements. Deliver data-backed recommendations and ensure follow-through.Identify Trading Risks & Opportunities: Monitor portfolio exposures, performance trends, and market signals to detect emerging risks and uncover underutilized or mispriced opportunities across various strategies.Assist in Strategy Development: Support the onboarding process for Portfolio Managers and contribute to business development initiatives involving new product groups and strategies.

ABOUT THE COMPANY: Maven is a leading proprietary trading firm, strategically allocating internal capital across a spectrum of discretionary, systematic, and market-making strategies. Our diverse team of traders, engineers, and technologists is united by a shared commitment to enhancing our capabilities as a premier liquidity provider in global derivatives markets. We utilize cutting-edge execution and pricing technologies to redefine the operational landscape of financial markets. Overview: At the intersection of technology and trading, the Maven FPGA team is at the forefront of hardware innovation, developing proprietary designs that maintain our competitive edge in an evolving landscape. With offices in London, New York, Hong Kong, and Chicago, we engineer solutions to support global trading operations across various exchanges, asset classes, and trading strategies. Our small, agile teams are dedicated to growth, investing in people, tools, and platforms to solidify our leadership in the industry. The Role: As a key member of our team, you will collaborate with traders and technologists to identify and leverage opportunities that enhance our competitive advantage through FPGA systems. By optimizing latencies, maximizing throughput, and improving system robustness, you will play a pivotal role in boosting the efficiency of existing strategies and unlocking new trading opportunities. We have several greenfield projects on the horizon, and proactive, self-motivated candidates will have the opportunity to ascend into leadership roles as the firm continues to evolve. While financial experience is advantageous, your engineering skills, problem-solving capabilities, and readiness to tackle new challenges are of paramount importance to us.

Maven Securities Holding Ltd is a distinguished proprietary trading firm that adeptly allocates internal capital across a range of strategies, including discretionary, systematic, and market-making approaches. Our team's extensive expertise encompasses traders, engineers, and technologists, all committed to optimizing our efficiency as a leading liquidity provider for globally traded derivatives. At Maven, we foster a relaxed yet rewarding culture that highly values exceptional performance. With offices located in London, Amsterdam, Hong Kong, New York, and Chicago, our Infrastructure team comprises open-minded technologists dedicated to the continuous enhancement of the end-to-end resiliency, scalability, visibility, and supportability of Maven's trading systems. The Team and the Role The Linux Engineering team is tasked with the deployment, maintenance, and stability of Maven's Linux server environment. This estate spans 10 data centers across Europe and the US, supporting all trading applications. Our infrastructure includes both bare-metal deployments and containers, facilitated by an expanding array of Kubernetes clusters, all operating on-premises. The team operates from Chicago and London, covering both European and US market hours. We proactively monitor our infrastructure for any faults and performance issues, translate technical challenges for our trading teams, design and test new hardware, kernels, and operating systems, manage centralized storage arrays that support our data pipelines, and stay up-to-date with the latest developments in the Linux open-source community. We leverage a variety of open-source tools to extract comprehensive data from our platform and dedicate time to thoroughly investigate issues to ensure we maintain a clear understanding of our environment.

Maven’s Systematic Alpha team is seeking exceptional portfolio managers to contribute to our global expansion. Our group utilizes meticulously researched strategies in trading across futures, options, and equities. We adopt a scientific and process-oriented trading approach, fostering a flexible research environment that efficiently facilitates the development, testing, and implementation of innovative ideas. The Role: This is a remarkable opportunity to research, develop, and execute systematic strategies across listed instruments such as futures and FX. You will take full ownership of the trade/strategy life-cycle, actively monitoring and managing portfolio risk to optimize the risk/reward profile. We promote a collaborative environment with our Quant PMs, encouraging teamwork and shared success. What We’re Looking For: The ideal candidate will possess a comprehensive understanding of the systematic inefficiencies they aim to exploit. They will have played a pivotal role in the research and execution of the strategy and will be adept at developing new strategies from concept to implementation. 3+ years of experience as a Portfolio Manager or 4-5 years as an Assistant Portfolio Manager; Realized Sharpe ratio greater than 2.5; Proven track record of successful strategy execution; In-depth knowledge of the strategy; Robust coding expertise; Strong research capabilities; Master's degree or PhD in a scientific discipline; Experience working with large time series data; Excellent programming skills in Python or Julia. Why You Should Apply: Join a highly rewarding, collaborative, and successful trading firm; Enjoy a flexible research environment for developing, testing, and deploying new ideas; Work in a tech-driven environment where technology is critical to our success; Thrive in a supportive atmosphere that empowers you to achieve your ambitions; Experience a friendly, informal, and rewarding culture.

Maven Securities Holding Ltd is a leading, employee-owned proprietary trading firm that utilizes internal capital to implement discretionary, systematic, and market-making strategies. We pride ourselves on exclusively managing our own capital, achieving remarkable returns on equity since our inception, and fostering a highly collaborative, entrepreneurial culture. THE ROLE We are seeking a driven and innovative Equity Options Quant Trader to become a vital part of our Vol Alpha Trading Team. This full-cycle quant trader role operates within a semi-systematic desk that focuses on statistical arbitrage relative value volatility, flow-aware volatility position taking, and opportunistic dispersion trades, primarily within the US equity options market. The team is dedicated to an investment strategy that emphasizes informed position-taking, leveraging statistical analysis and market flow observations. The ideal candidate will be instrumental in the daily operations and future development of the desk as we expand our volatility strategy offerings and operational capabilities across various products. This position is ideal for candidates with quantitative research or trading backgrounds within a large volatility desk who are eager to transition into a hands-on buy-side risk-taking role that employs statistical methods to generate alpha, while maintaining a comprehensive understanding of the factors driving alpha performance. The successful candidate will engage in the entire investment process from market intuition and alpha discovery to trade execution, thereby making a significant impact on the desk's success and gaining substantial ownership in PnL. RESPONSIBILITIES Monitor and analyze market flow to identify pricing dislocations. Interpret other market participants’ positions to uncover trading opportunities. Conduct research and backtesting on pricing structures, volatility curves, term structures, relative value, and dispersion trades. Contribute to alpha discovery through a blend of market dynamics observations and quantitative research tools. Participate actively in trading and risk management of a diverse equity options portfolio within a collaborative team environment. Engage in the desk’s strategic expansion into a broader range of alpha and systematic strategies. Oversee the complete investment cycle from intuition and research to execution. Collaborate with infrastructure and development teams to enhance electronic trading execution and reduce dependencies.

Role Overview Talan is looking for a C# Developer in London. This role focuses on building, testing, and maintaining reliable software applications using C#. The position involves hands-on programming and close collaboration with colleagues from different teams. What You Will Do Develop and maintain software applications in C# Test new features and ensure software quality Work with cross-functional teams to gather requirements and design architecture Help implement systems that align with business goals Location This position is based in London.

Role overview LMAX seeks a C++ and Python Developer to join its Middle-Office Team in London. This group works alongside infrastructure, research, and treasury teams to advance trade reconciliation, back-testing frameworks, and trading monitoring systems. The main focus lies in data engineering and building trading systems from the ground up. Prior experience in finance or trading is not required for this position. Team approach The team operates at the intersection of C++ and Python. C++ powers the infrastructure, while Python supports research tasks like analysis and automation. Bridging these languages is central to the role, supporting integration and collaboration across disciplines. Performance and optimization Managing financial data introduces technical challenges, particularly around throughput. The team values software performance but never at the expense of maintainability. Developers work closely with the codebase to understand, optimize, and refine systems. Testing practices Comprehensive testing is a core part of the workflow. The team maintains test suites that include unit tests and full end-to-end simulations. Continuous integration runs these tests every 15 minutes, ensuring rapid feedback and no overnight waits for results. What you will do Write clear, well-structured, and thoroughly tested code in C++ and Python Develop software solutions that handle high throughput Pair program to share knowledge and prevent silos Design and implement features to enhance safety, performance, and usability Create interface code connecting C++ and Python using pybind Requirements Strong C++ skills, especially with modern C++ on Linux or UNIX Python development experience, including Numpy, Pandas, and SQL Experience with automated testing for both C++ and Python Ability to interpret business requirements and build effective systems Skilled at designing simple, well-documented, and maintainable solutions Comfortable working independently with minimal supervision No finance or trading background needed Bonus skills Experience with test-driven development and testing across multiple system levels Location This position is based in London, England, United Kingdom.

About Avant Arte Avant Arte connects celebrated artists with a global community of art lovers and collectors. The platform collaborates with figures like Ai Weiwei and Maurizio Cattelan to produce limited editions, including prints, sculptures, and digital works. With a community of over 4 million collectors, Avant Arte partners with leading museums on fundraising projects that expand access to art and inspire future generations. About Make-Ready Editions Make-Ready Editions is Avant Arte’s newest venture, offering high-quality, affordably priced prints crafted by the world’s leading print studio. The collection features a diverse roster of artists, aiming to become the go-to source for collectors searching for their next standout piece. Role Overview: Marketing Lead for Make-Ready Editions This London-based position reports directly to the Head of Marketing. As the first marketing hire for Make-Ready Editions, the Marketing Lead will shape the growth strategy and help drive the platform toward multi-million euro scale. This is a hands-on player-coach role. Early on, expect to work across paid advertising, CRM, content creation, social media, and brand building. As Make-Ready Editions grows, the role will expand to include building and managing a dedicated marketing team. Avant Arte values initiative and welcomes ideas for improvement at every stage. Key Responsibilities Launch Exclusive Collections: Lead marketing campaigns for new collections in collaboration with contemporary printmakers.

Join our innovative team as a C# Developer, where you will design and implement cutting-edge software solutions that drive our projects forward. You will work closely with cross-functional teams to create robust applications, ensuring high performance and responsiveness. If you are passionate about coding and eager to tackle complex challenges, we want to hear from you!

About WintermuteWintermute is a pioneering technology firm and one of the foremost algorithmic trading companies specializing in digital assets. Our mission is to provide liquidity across a diverse range of cryptocurrency exchanges and trading platforms. We also offer comprehensive OTC trading solutions while supporting prominent blockchain initiatives and traditional financial institutions transitioning into the crypto space. Additionally, Wintermute Ventures invests in early-stage DeFi projects, further enhancing our influence in the industry.Founded in 2017, Wintermute has adeptly navigated through various industry cycles. We blend the high-frequency trading standards of traditional markets with the innovative spirit of technology startups. At Wintermute, we are committed to harnessing the disruptive potential of blockchain technology, maintaining a long-term perspective on the digital asset market, and leading the way in establishing a compliant and innovative trading environment. To learn more, please visit our website.Join Our TeamWe are on the lookout for a passionate C++ Quant Developer who thrives on technology and possesses a keen interest in both the intricate details of computer hardware and the overarching design of expansive systems, including data infrastructure. The ideal candidate enjoys exploring the inner workings of technology, has a solid understanding of data structures, and possesses experience in developing client-server network applications and optimizing high-performance code. We value prior experience from personal projects as well as professional backgrounds. A PhD in mathematics is common among our Quant Developers, and a solid grasp of mathematical concepts is essential. An interest in algorithmic and quantitative trading is a bonus.At Wintermute, you will have the unique opportunity to directly influence our trading activities by developing and enhancing various aspects of our trading platform, data infrastructure, and related software. You will receive guidance from seasoned developers and traders, including our founders. Expect immediate responsibility and independence, enabling you to learn at an unparalleled pace! We operate without legacy systems, bureaucratic hurdles, or multiple approval layers; all developers report directly to our hands-on CTO. The impact you make is truly up to you!

About UsAt C-Link, we’re transforming the landscape of construction procurement through innovative workflow automation, enabling subcontractors to secure opportunities more effectively. As a rapidly expanding ConTech enterprise, we proudly operate under two prominent brands:C-Link (www.c-link.com) – A cutting-edge procurement software solution designed for main contractors and developers.Prosper (www.weallprosper.co.uk) – A comprehensive marketplace and lead generation platform tailored for subcontractors.With bold growth ambitions and a commitment to redefining procurement practices within the construction sector, we are expanding our marketing team and seeking a dynamic Product Marketing Manager to enhance product positioning, comprehension, and market adoption.The RoleAs the Product Marketing Manager, you will be pivotal in bridging Product, Marketing, Sales, and Customer Success teams. Your main responsibility will be to translate our product capabilities into clear, compelling value propositions for our target customers, empowering our commercial teams to excel.This is a high-impact, senior-level individual contributor role where you will own product positioning, execute go-to-market strategies, and derive customer insights in a fast-paced SaaS environment.What You’ll Be DoingLead the evolution of C-Link’s product positioning, messaging, and value propositions for key personas and ideal customer profiles (ICPs).Direct go-to-market planning for new product features and releases, collaborating closely with Product and Sales teams.Create impactful sales enablement materials, including pitch decks, one-pagers, case studies, and launch assets.Gather deep customer and market insights through interviews, win/loss analysis, surveys, and data analysis.Maintain detailed buyer personas, use cases, and customer journey narratives.Contribute to competitive analysis, positioning, and pricing strategies.Oversee the creation of product-centric content, customer success stories, and educational resources.Partner with Sales and Customer Success to ensure consistent messaging throughout the buyer journey.Manage relationships with external agencies, designers, and freelancers to deliver high-quality outputs.What We’re Looking ForA minimum of 5 years’ experience in B2B SaaS marketing, with a strong emphasis on product marketing.Proven track record in product positioning, supporting launches, and influencing successful go-to-market strategies.Exceptional storytelling, writing, and communication skills.A strong analytical mindset with the ability to work comfortably with customer and performance data.Confident cross-functional collaborator who can influence without direct authority.Experience in the ConTech or construction industry is highly desirable.Familiarity with HubSpot and SaaS environments is preferred.Why Join Us?Join a high-growth, innovative company where your contributions will have a direct impact.

Job Description:We are seeking an accomplished C# and .NET Developer to join our dynamic team. The ideal candidate will possess a deep understanding of C# and the .NET framework, demonstrating proficiency in developing robust applications and solutions.Mode of Interview: Telephonic & Face to Face.

Thank you for considering a future with Maven Securities Holding Ltd! We invite you to register your interest in our exciting roles and be among the first to know when applications open. This is a great opportunity to explore a career with us! In the meantime, we encourage you to visit our website and follow us on social media to stay informed about our latest news and events. We are eager to review your application soon!

Join our dynamic team as a Senior C# / Orchestrade Developer at Talan, where your expertise will help shape innovative financial solutions. In this role, you will be at the forefront of developing and enhancing our Orchestrade platform, ensuring high performance and scalability.Your responsibilities will include collaborating closely with cross-functional teams, providing technical leadership, and driving the implementation of best practices in software development. Bring your passion for coding and problem-solving to a vibrant workplace that values creativity and collaboration.

Position Overview Join our dynamic and collaborative team as a Quantitative Developer specializing in C++. In this role, you will be instrumental in developing and maintaining high-performance trading systems and signal logic while supporting critical infrastructure. You will work closely with quantitative researchers and traders, assisting in the implementation of trading strategies and various research projects. Your collaboration with technology teams will involve providing strategy and signals containers, ensuring seamless integration with Squarepoint's comprehensive infrastructure. The ideal candidate will thrive in a fast-paced environment, adeptly balancing rapid tactical delivery with long-term strategic initiatives. Strong communication skills are essential for driving cross-team projects and daily interactions with quant researchers and traders. A solid work ethic, enthusiasm for cutting-edge technology, and the determination to navigate complex challenges are key attributes for success in this role. Attention to detail and experience with defensive programming are vital. Research and implement trading strategies and signals logic, including backtesting, simulations, and processing frameworks. Develop advanced tooling for analyzing large data sets using statistical methods to identify trading opportunities and assess impacts over time. Gain a thorough understanding of market operations and structures to effectively apply domain knowledge to software design and development. Focus on long-term design improvements and maximizing code reuse. Support quantitative researchers with technical aspects of trading strategies and contribute to R&D efforts. Participate in the strategic design and roadmap for high-performance trading infrastructure. Provide production support, primarily in a Level 2 capacity, with Level 1 support during specific strategy rollouts. Collaborate with cross-functional teams (feed handlers, order gateways, reference data) to drive initiatives including latency monitoring and product rollouts.

Join Jane Street, a leading global trading firm, as an Exotic Options Trader. In this dynamic role, you will be responsible for trading complex options strategies, analyzing market movements, and working closely with our quantitative research teams to develop innovative trading solutions.We are looking for highly analytical individuals who thrive in a fast-paced environment and possess a passion for finance and trading. Your expertise will contribute to our mission of making markets more efficient and providing liquidity across various asset classes.