Core Developer (Python) at Wintermute Trading | London

Join Talan as a Front Office e-Trading Developer in London, where you will leverage your expertise to enhance and develop cutting-edge trading solutions. Collaborate with financial experts and utilize innovative technologies to optimize trading processes and improve operational efficiency.

Fasanara Digital, established seven years ago, is the dedicated cryptocurrency division of Fasanara Capital, a boutique alternative asset manager with a 14-year history. As a quantitative investment fund, we employ a scientific approach to investing in crypto assets, aiming for outstanding risk-adjusted returns. Our diverse and sophisticated investment strategies capitalize on market inefficiencies, spanning from market making to cross-exchange arbitrage.Our CultureWe foster a meritocratic environment where individuals are recognized and rewarded based on their impact and excellence. Unlike large organizations, our atmosphere is collaborative and entrepreneurial, built on a foundation of trust. We set ambitious goals, work diligently, emphasize teamwork, and uphold the highest standards in all our endeavors. Our success relies on our team, and we are committed to assembling a firm with exceptional talent.Position Overview:As a Senior Front Office Developer specializing in high-frequency trading for cryptocurrencies, you will be pivotal in designing, implementing, and optimizing trading algorithms and infrastructure. Your expertise in software development, mathematics, and low-latency systems will enhance our trading platform and facilitate the execution of advanced trading strategies in the digital asset markets. You'll collaborate closely with our quant and trading team to turn innovative ideas into actionable solutions.Key Responsibilities:Design, develop, and maintain high-performance trading algorithms and infrastructure using Java, ensuring optimal speed, efficiency, and reliability within a high-frequency, cloud-deployed trading environment.Work in tandem with quantitative researchers and traders to convert trading strategies into scalable and robust software solutions, implementing complex mathematical models and optimization techniques.Enhance performance by optimizing memory usage and resource allocation within trading system components, employing advanced methods such as memory pooling, off-heap buffering, and cache optimization.Conduct comprehensive testing and validation of trading algorithms in both simulated and live trading environments, analyzing performance metrics and making real-time adjustments to enhance trading strategies.Stay abreast of industry trends, technological advancements, and regulatory changes within the cryptocurrency and high-frequency trading sectors, continuously improving our trading platform and competitive positioning.

Java Developer for Front Office and Trading SystemsExciting Opportunities with MARGO in London – Both Permanent and Contract Roles Available! MARGO is a cutting-edge consultancy specializing in providing top-tier IT solutions tailored for the financial services industry. We excel in complex software engineering settings where performance, reliability, and scalability are of utmost importance: think low-latency systems, real-time data processing, distributed architectures, and handling high-volume data flows.Joining MARGO means immersing yourself in challenging Front Office and Risk IT environments, while enjoying a supportive structure, personalized training paths, and close guidance.Business ContextYou will be part of the Front Office / Trading IT team at one of our prestigious tier-1 investment banking clients.Your role will involve designing and maintaining mission-critical Java applications that facilitate electronic trading across various asset classes (including Equities, Fixed Income, Commodities, FX, and Derivatives).The work environment is characterized by:· Real-time and event-driven architecture· High performance and low-latency demands· Close collaboration with trading, quantitative, and risk teams· Rapid delivery cycles with exceptional engineering standardsRole OverviewWe are seeking a skilled Java Developer to contribute to real-time trading and risk management systems.

Front Office IT Support Engineer – Trading & Electronic Trading SystemsJoin MARGO in the UK (London)MARGO is a technology-driven consultancy that provides high-value IT expertise to the financial services sector.We thrive in complex Front Office environments where technology, trading activity, and operational constraints converge. Our team supports and manages mission-critical trading systems utilized by Front Office, trading, and risk teams, ensuring responsiveness, reliability, and a deep technical understanding.Being part of MARGO means engaging in challenging Front Office environments while enjoying a close-knit structure, personalized support, and customized training pathways.Business ContextIn this role, you will be integral to Front Office IT Support and Trading Technology, providing support for live trading operations across various asset classes.Our systems are production-critical, operate in real-time, and demand a strong emphasis on stability, performance, and incident management. You will collaborate closely with traders, sales, risk, development, and infrastructure teams.Role OverviewWe are seeking a Front Office IT Support Engineer to oversee, enhance, and maintain trading and electronic trading systems.This position extends beyond mere reactive support; it requires proactive ownership of Front Office platforms, involvement in change initiatives, and hands-on troubleshooting of production issues in real-time settings.Ideal candidates will have a strong passion for trading systems, production environments, and a desire for progressive technical challenges.Key ResponsibilitiesProduction Support & Operations· Deliver Front Office IT support in live trading environments.· Ensure the availability, stability, and performance of trading systems during market hours.· Collaborate with various teams to identify and resolve issues efficiently.

Job Title: Python Developer – Front Office R&D Trading SystemsLocation: London, UKEmployment Type: Permanent or ContractAbout MARGOMARGO is a cutting-edge consultancy providing invaluable IT expertise to the financial services sector. We excel in complex Front Office environments where software engineering, quantitative analysis, and production stability converge. Our specialists collaborate closely with trading and research teams to enhance real-time trading platforms, pricing models, and analytical systems.The RoleAs a key member of our Front Office R&D and Trading Technology team, you will be responsible for designing, maintaining, and evolving the ecosystem utilized by traders and quantitative analysts. This role involves 70% Development & Engineering and 30% Production Support, allowing you significant ownership over the platform.The environment is dynamic and characterized by rapid iterations, direct trader interaction, and stringent reliability standards. You will primarily work with Python to develop essential frameworks, analytical libraries, and monitoring tools.Key ResponsibilitiesDevelopment & Engineering (Approx. 70%)- Design, develop, and maintain core libraries and frameworks in Python.- Collaborate with traders and research teams to gather requirements for new analytical and trading tools.- Enhance the performance, scalability, and maintainability of the Python platform.- Upgrade existing monitoring, analysis, and control tools to support research workflows.Support & Production (Approx. 30%)- Provide L1/L2 support to Front Office users to ensure system stability during market hours.- Investigate and resolve production incidents promptly.- Develop tools to enhance system reliability and operational efficiency.- Contribute to the evolution of performance-sensitive, low-latency setups.RequirementsEssential Skills:Strong Python Proficiency: Deep expertise in core Python development and performance-oriented coding.Linux/UNIX: Robust knowledge of Linux environments for production and debugging.Database Skills: Proficiency with SQL and relational databases.Production Experience: Capacity to perform under pressure and strong troubleshooting and analytical abilities.Communication: Clear communication with a structured approach to problem-solving.Valued (but not mandatory):Experience in Front Office R&D or Electronic Trading environments.

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.

About WintermuteWintermute is a pioneering technology firm and one of the largest algorithmic trading companies specializing in digital assets. We excel at providing liquidity across a multitude of cryptocurrency exchanges and trading platforms, offering a wide array of OTC trading solutions, while also bolstering high-profile blockchain initiatives and traditional financial institutions venturing into the crypto space. Additionally, Wintermute operates a ventures arm that invests in promising early-stage DeFi projects.Since our inception in 2017, Wintermute has adeptly navigated through various industry cycles. Culturally, we blend the technological excellence of high-frequency trading firms in traditional markets with the innovative spirit of technology startups. At Wintermute, we are committed to harnessing the transformative potential of blockchain technology. Our long-term vision focuses on the digital asset market, and we strive to play a leading role in establishing an innovative and compliant trading environment. You can learn more about us here.Join Our Team at WintermuteWe are on the lookout for a passionate C++ Trading Platform Developer who possesses a keen interest in both the intricate details of computer hardware and the overarching design of large-scale systems, including data infrastructure. Ideal candidates will have a natural curiosity to explore the inner workings of systems, a solid understanding of data structures, and experience in writing client-server network applications. Additionally, proficiency in writing and optimizing high-performance code is essential. We value both your commercial experience and personal projects that showcase your dedication to technology. A genuine interest in algorithmic and quantitative trading will be considered advantageous.At Wintermute, you will have the opportunity to grow your skills and make a direct impact on our trading activities by developing and enhancing various components of our trading platform, data infrastructure, and related software. You will receive mentorship and insights from seasoned developers and traders, including the founders of the company. Expect a high degree of independence and responsibility from the outset, with a learning curve that is second to none. We do not have legacy systems, excessive approvals, or bureaucracy; all developers report directly to the CTO, who is actively involved in day-to-day operations. Your contributions will be evaluated based on their impact rather than the hours you log.

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!

C# / .NET Developer for Front Office Electronic Trading SystemsJoin MARGO in the UK (London) – Permanent and Contracting OpportunitiesMARGO is a technology-driven consultancy that provides exceptional IT expertise to the financial services sector.We specialize in intricate software engineering environments where performance, reliability, and scalability are paramount: including real-time systems, low-latency architectures, distributed computing, and high-throughput data processing.By joining MARGO, you'll be immersed in challenging Front Office and Trading IT environments while enjoying a close-knit structure with personalized support and tailored training programs.Business ContextYou will be an integral part of the Front Office/Trading IT environment of one of our tier-1 investment banking or trading partners.The teams are responsible for designing and maintaining mission-critical C# / .NET systems that support electronic trading, real-time risk, and analytics platforms across various asset classes including Equities, Fixed Income, Commodities, Foreign Exchange, and Derivatives.These systems run in close proximity to trading desks and electronic trading platforms, adhering to stringent performance, reliability, and production stability standards.The working environment is characterized by:· Real-time and event-driven architectures· Low-latency and high-throughput processing demands· Strong production stability and reliability constraints· Close collaboration with trading, quantitative, and risk management teams· High engineering standards and rapid delivery cycles

About WintermuteWintermute is a pioneering technology company and a leading player in the algorithmic trading sector, focusing on digital assets. We are dedicated to providing liquidity across a vast array of cryptocurrency exchanges and trading platforms. Additionally, we offer comprehensive OTC trading solutions, supporting both high-profile blockchain initiatives and traditional financial institutions transitioning into the crypto space. Our Wintermute Ventures division also invests in promising early-stage DeFi projects.Founded in 2017, Wintermute has adeptly navigated the complexities of industry cycles. Our culture merges the high-frequency trading standards of traditional markets with the innovative and entrepreneurial spirit typical of technology startups. We are firm believers in the transformative potential of blockchain, and we take a long-term approach to the digital asset market, positioning ourselves as leaders in fostering a compliant and innovative trading environment. For more details, you can read more here.Why Join Wintermute?We are on the lookout for an Algorithmic Trader with robust coding abilities (Python) and a keen interest in high-frequency trading, liquidity provision, and cryptocurrency markets. From day one, you will manage your own “desk” and have the chance to create and refine your own trading algorithms and strategies. You will receive invaluable mentorship from seasoned traders and developers, including our founders and management team. Expect a high degree of autonomy and responsibility from the outset, allowing you to make a significant impact without the hindrance of legacy systems or bureaucratic red tape.Your ResponsibilitiesFollowing a brief training period, you will focus on enhancing existing trading strategies, introducing new trading products, and advancing the technology behind our trading systems. You will analyze extensive trading and transaction data to extract insights, prioritize them, and devise solutions based on your findings. You will have the opportunity to influence P&L positively and will be encouraged to experiment with innovative ideas and strategies. We will provide more technical specifics during the interview process.Please note: We seek individuals with strong quantitative and coding skills; however, this is primarily a business/trading role rather than a research position.

Role overview AccorHotels is looking for a Front Office Manager in London to lead the front desk team. This role centers on keeping daily operations running smoothly and ensuring guests receive attentive service. Consistency and quality are key priorities throughout the front office. Main responsibilities Supervise and support the front office staff Oversee day-to-day front desk activities Encourage efficient workflows and processes Maintain a high standard of guest service and satisfaction Apply and reinforce established service practices

Join Fnatic as the Front of House and Office Coordinator, where you will play a pivotal role in creating a welcoming environment for our guests and ensuring the smooth operation of our office. You will be the first point of contact for visitors and staff, helping to foster a professional yet friendly atmosphere.In this dynamic position, you will be responsible for managing office logistics, coordinating events, and maintaining an organized workspace. Your excellent communication skills and attention to detail will contribute to our mission of excellence in the esports industry.

About WintermuteWintermute is a prominent technology unicorn and one of the leading algorithmic trading firms specializing in digital assets. We excel in providing liquidity across a wide range of cryptocurrency exchanges and trading platforms, offer diverse OTC trading solutions, and support significant blockchain projects and traditional financial institutions transitioning into the crypto space. Additionally, Wintermute Ventures actively invests in early-stage DeFi projects.Founded in 2017, Wintermute has adeptly navigated through various industry cycles. We blend the rigorous technological standards of high-frequency trading firms with the innovative spirit characteristic of tech startups. At Wintermute, we are committed to harnessing the innovative potential of blockchain technology and hold a long-term vision for the digital asset market, positioning ourselves as leaders in establishing a creative and compliant marketplace. Discover more about us here.Join Our DeFi TeamWe are seeking an enthusiastic and inquisitive student to join our DeFi team for a 6-month internship. In this role, you will research on-chain protocols and conduct data-driven experiments that contribute to our understanding of decentralized finance.Our trading philosophy is fundamentally technological—our traders are analytical and programmatic problem solvers who thrive on innovation. In true DeFi fashion, this position offers you the chance to take on various roles, working across multiple codebases and languages to explore the ecosystem's design frontiers.We pride ourselves on being a close-knit, collaborative team that values open communication and creative exploration. You will collaborate closely with seasoned traders and developers, receiving mentorship while being encouraged to express your perspectives, challenge ideas, and explore new avenues of inquiry collectively.

Role overview AccorHotels is hiring a Front Office Manager in London. This role leads the front office team and shapes the guest experience from arrival to departure. The position focuses on smooth daily operations, high service standards, and effective staff management. What you will do Oversee all front office activities and ensure efficient workflows Deliver consistent, high-quality customer service to guests Manage, train, and support front office staff Uphold AccorHotels’ standards for hospitality and guest satisfaction

Join Us as a Software EngineerAt Talos, we are leading the way in institutional trading technology for the digital asset market, established in 2018. Our cutting-edge solutions empower major players in the crypto ecosystem, facilitating seamless trading and settlement processes.Our mission is to promote the widespread adoption of digital assets, creating a trusted and innovative platform that supports the entire trading lifecycle. We pride ourselves on fostering a workplace that values kindness, respect, and inclusivity, where diverse perspectives fuel our progress.As part of a close-knit yet decentralized team of skilled engineers and professionals, you will thrive in our hybrid-friendly environment, with hubs in New York, London, Singapore, Sweden, and Cyprus.As a Software Engineer at Talos, you will be instrumental in developing high-performance systems that bridge the gap between crypto and capital markets. Collaborating with our talented team, you will enhance our backend trading and settlement platform, focusing on areas such as order routing, market data connectivity, position management, and risk systems.We seek passionate engineers eager to take ownership of their work and contribute across the entire development lifecycle—design, implementation, testing, and deployment. If you enjoy tackling complex challenges in a fast-paced environment and are eager to learn from seasoned colleagues, we want to hear from you! Experience in finance or crypto is a plus, but your coding skills, critical thinking, and collaborative spirit are our top priorities.Interested in our engineering culture? Explore Sonic, our inaugural open-source project that enables microsecond network stack latency in Go: https://github.com/talostrading/sonic

Join the Digital Asset RevolutionFounded in 2018, Talos is at the forefront of institutional-grade trading technology for the global digital asset market, enabling many prominent players within the crypto ecosystem. Our mission is to facilitate the widespread acceptance of digital assets by connecting institutions to this evolving landscape seamlessly. We are dedicated to creating the most innovative and reliable platform in the industry, supporting the entire trading lifecycle.At Talos, we promote a culture of kindness, respect, and inclusivity, valuing diverse perspectives that contribute to our collective success. Each team member brings unique insights and skills that propel Talos forward, fostering a collaborative environment built on trust, integrity, and mutual growth.As part of our globally distributed team of seasoned engineers and business professionals, you will find a hybrid-friendly workplace that encourages your unique talents and contributions to help us build something extraordinary.Client Services Engineer RoleWe are seeking a skilled Client Services Engineer to support our clients in a dynamic, round-the-clock global digital asset trading environment. This pivotal role will ensure ongoing client success and the overall integrity of our trading systems.

Join Our Innovative Team in the Digital Asset MarketFounded in 2018, Talos is at the forefront of providing institutional-grade trading technology tailored for the global digital asset market, empowering many key players within the crypto ecosystem.At Talos, our mission is to foster the widespread adoption of digital assets by effectively connecting institutions to the evolving digital asset landscape. We are dedicated to developing the most innovative and trusted platform, supporting a comprehensive trading lifecycle.Our workplace embodies kindness, respect, and inclusivity, valuing diverse perspectives that contribute to our growth. We believe that each team member brings unique insights and skills that propel Talos towards excellence. In our commitment to collaboration and mutual success, we cultivate a culture of trust and integrity, working together to build something remarkable. Your contributions will be vital to our collective achievements.We are a close-knit yet decentralized team of experienced engineers and business professionals, operating in a hybrid-friendly environment with offices in New York, London, Singapore, Sweden, and Cyprus.About the RoleAs a Software Engineer in our Trading Connectivity team, you will be responsible for designing, developing, and maintaining high-performance backend systems that interface with our extensive provider network. Your role will involve collaborating with product managers, trading support, other engineering teams, and clients to facilitate the integration of new liquidity providers into the Talos network. You will be instrumental in enhancing the platform's scalability, reliability, security, and overall performance, managing the integration process from requirement gathering to deployment.To learn more about Talos's engineering culture, explore Sonic, our inaugural open-source project that enables us to achieve microsecond network stack latency in Go: https://github.com/talostrading/sonic

motelone is hiring a Reservations and Front Office Supervisor in London. This position plays a key part in guiding the front office team and supporting smooth daily operations. Role overview The supervisor oversees the front desk, coordinates reservation activities, and helps ensure guests receive attentive service throughout their stay. Working closely with other team members, the supervisor aims to deliver a welcoming experience and efficient check-in and check-out processes. What you will do Supervise daily front office operations Support and guide front desk staff Monitor and maintain reservation systems Work to resolve guest concerns and uphold satisfaction standards Team environment This role involves collaborating with a dedicated group focused on guest experience and operational efficiency. The supervisor helps set the tone for service and supports team success.

About Wintermute Wintermute is a leading crypto-native algorithmic trading firm specializing in digital assets. Our mission is to provide robust liquidity across a variety of cryptocurrency exchanges and trading platforms. We offer an extensive range of OTC trading products and actively support significant blockchain initiatives, as well as traditional financial institutions transitioning into the crypto space. Our commitment to fostering the blockchain ecosystem is evident through our strategic investments, partnerships, and project incubation efforts. Founded in 2017 by industry visionaries, Wintermute has adeptly navigated the complexities of multiple crypto market cycles. Our culture marries the technological excellence of high-frequency trading firms with the dynamic, innovative spirit of tech startups. Learn more here. Business Development at Wintermute We are seeking a strategic and driven Director of Business Development & Partnerships to spearhead our growth initiatives from our London office. This role is pivotal in continuing our ambitious expansion across the UK market, leveraging deep insights into both traditional finance and digital assets. You will take ownership of opportunities within the region, crafting a comprehensive growth strategy while collaborating with our expert team. As part of this role, you will have access to the industry's premier liquidity products and work with some of the most distinguished blockchain projects. With a pipeline filled with strategic growth opportunities and a multitude of counterparties eager to collaborate, you will thrive in an environment free from legacy processes and bureaucracy, yet steeped in professionalism.