Execution Trader Job at Harrington Starr (London)

Algorithmic Trader - Equity Execution Services

KCx is seeking an Algorithmic Trader to join its team in Paris. The role sits at...

Location

France , Paris

Salary:

Not provided

CLSA

Expiration Date

Until further notice

Requirements

Experience in Trading or Sales Trading is required
Strong understanding of equity market microstructure, venue dynamics, and electronic execution workflows
Experience analysing algorithmic trading performance, execution quality metrics, and benchmark-driven strategies (e.g. VWAP, Implementation Shortfall, liquidity-seeking execution)
Demonstrated experience producing or interpreting Transaction Cost Analysis (TCA) and execution performance analytics
Strong quantitative and analytical skillset with proficiency in Python, SQL analysis tools, including experience working with large trading datasets
Ability to translate quantitative insights into execution improvements, routing enhancements, or product evolution
Experience interacting with institutional buy-side clients or supporting execution advisory initiatives
Strong stakeholder management skills across trading, sales, quantitative, and technology teams
Ability to communicate complex execution and technical concepts to both technical and commercial audiences
Fluent French and English required

Job Responsibility

Monitor and optimise algorithmic trading performance across low-touch, program trading, and high-touch execution channels
Provide real-time oversight of live algorithmic order flow, ensuring stable execution and rapid escalation of production issues (SOR behaviour, market data, venue connectivity, platform performance)
Coordinate with Trading, Quant Development, and Technology teams to diagnose and resolve execution incidents while minimising client impact and drive targeted algorithmic or routing improvements
Act as a technical execution partner for institutional clients on algorithmic strategy design and SOR behaviour
Deliver bespoke execution analytics and TCA to support performance reviews and wheel allocation decisions
Conduct data-driven analysis of venue interaction, liquidity capture, and execution behaviour across market regimes
Translate client objectives and analytical insights into algorithmic and routing enhancements
Contribute to the development of internal execution analytics and monitoring tools
Partner with Quant Development and Engineering teams to enhance algorithmic trading strategies and Smart Order Routing capabilities
Participate in the design, testing, and rollout of new execution strategies, routing logic, and venue integrations

What we offer

A highly collaborative front-office execution environment with direct visibility on trading performance and client outcomes
Direct involvement in algorithmic strategy, with the opportunity to influence next-generation execution solutions
Close interaction with leading global institutional investors, including quantitative hedge funds and systematic asset managers
A performance-driven compensation structure, aligned with individual contribution, execution impact, and business growth
Exposure to a rapidly expanding electronic execution franchise offering strong career development and leadership opportunities

Fulltime

New

Agency and Trust Operational Officer

Agency and Trust Operational Officer -Oficial Fiduciario is an intermediate leve...

Location

Mexico , Ciudad De Mexico

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

2-5 years of relevant experience
Demonstrated comprehension of Treasury products, accounting and regulatory policies
Consistently demonstrates clear and concise written and verbal communication skills
Bachelor's Degree/University degree or equivalent experience in Business, Accounting, or Finance
Minimum of 5 years of progressive experience in the financial services industry, with a strong background as executor of operational activities either in fiduciary services, Agency & Trust, or a similar operational control environment
Demonstrated aptitude and eagerness to develop into a Verification role
Prior experience in a role requiring strict adherence to financial controls and regulatory compliance
Fluency in Spanish is required
Proficiency in English is required
Knowledge of Portuguese is desirable

Job Responsibility

Process securities transactions, provide analytic input for traders and aid in review of derivative products
Utilize data analysis tools and methodologies, in conjunction with professional judgement to make process improvement recommendations
Resolve settlement related issues and escalate as needed
Recommend solutions to resolve complex issues
Participate in the implementation of assigned projects, including new products, services and upgrades to platforms
Identify policy gaps and formulate new policies to enhance the streamlining of trade flow processes
Monitor and provide solutions to errors to minimize risk to the bank
Provide informal guidance, and/or on the job training to new team members
Appropriately assess risk when business decisions are made
Read, analyze, and interpret complex client contracts across various Portfolios

Fulltime

New

Interest Rate and Credit Derivatives Business Analyst – VP

The Senior Business Analyst position is responsible for understanding business p...

Location

United Kingdom , London

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

Extensive experience as a Business Analyst or similar role, ideally within Investment Banking
Ability and proven experience of driving functionality/project from analysis to successful production
Proven experience as an owner of delivering successful project outcomes
Ability to communicate productively and efficiently with business (FO Traders, Business Managers etc.)
Ability to transform business requirements into precise functional/technical specifications
Proven diplomatic and analytical skills
Have ability to manage complex and variable issues with substantial potential impact by weighing various action plans and balancing potentially conflicting needs
Strong team orientation and commitment to overall team success, intense user focus and commitment to driving quality
Effective time management skills to manage multiple priorities with flexibility on time zones
Experience with XML: xpath, xsd (to be able to build xml schema, xpath etc), JSON

Job Responsibility

Lead the analysis and requirements gathering for fixed income OTC Derivatives Trade Capture and Trade Processing
Work with traders, Sales, business unit managers and heads of businesses to understand business practices and provide solutions enabling business growth and growing operational efficiencies
Lead deliveries end to end from requirements, design, construction, testing and implementation
provide user and operational support on application to business users
Work with PM to establish and maintain periodic communication to business and technology partners
Take lead in planning the best practice solutions, tracking, execution, and overall project management of the roll out of cross asset and multi-functional initiatives

What we offer

27 days annual leave (plus bank holidays)
A discretional annual performance related bonus
Private Medical Care & Life Insurance
Employee Assistance Program
Pension Plan
Paid Parental Leave
Special discounts for employees, family, and friends
Access to an array of learning and development resources

Fulltime

New

Lead Engineer - Fixed Income, Algo Engineer

The Fixed Income Technology group is a global team responsible for the design, d...

Location

France , Paris

Salary:

113200.00 - 186800.00 EUR / Year

Citi

Expiration Date

Until further notice

Requirements

Extensive professional software development experience, with a significant portion in a front-office role focused on low-latency Algo trading or order management systems
Deep understanding of Fixed Income products, electronic trading concepts, market data, and the trade lifecycle
Expert-level proficiency in Java or Rust, with a strong emphasis on performance-critical, low-latency programming
Proven experience in the design, development, and maintenance of cross-asset order management systems (OMS)
Demonstrable expertise in building and optimizing low-latency pricing, hedging and execution systems
Solid hands-on experience in integrating with and managing vendor connectivity (e.g., Redline, ION)
Strong knowledge and practical experience in designing and implementing robust pricing, hedging and execution systems for ultra-low-latency environments
Strong knowledge of high-performance messaging middleware (e.g., Aeron, Solace) and low-latency data handling techniques
Proven experience designing and building complex, distributed, and fault-tolerant systems
Experience with modern development tools, including Git, Jenkins, and containerization technologies (e.g., Docker, OpenShift)

Job Responsibility

Lead the architectural design and development of high-performance, low-latency Algo platform including pricing, hedging and execution systems for Fixed Income products
Engage in active, hands-on coding in Java or Rust, contributing to the core codebase and setting the standard for quality, performance, and reliability
Define and drive the long-term technology vision for the order management platform, ensuring it is scalable, resilient, and aligned with business goals
Design, implement, and optimize trading workflows for ultra-low latency, ensuring minimal processing time from order receipt to execution
Partner closely with front-office traders, quantitative analysts, and product managers to understand business requirements and translate them into robust technical solutions
Mentor and coach junior and mid-level engineers, fostering a culture of technical excellence, innovation, and continuous learning
Act as a senior escalation point for resolving complex production issues, ensuring the stability and integrity of the trading platform

What we offer

Hybrid working model (2 days from home)

Fulltime

New

Business Analysis Senior Manager - Vice President

The Business Analysis Senior Manager is an intermediate management-level positio...

Location

India , Pune

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

10+ years’ experience as Business Analyst with any Investment/ Global Bank in Trade Processing, Risk Management areas
Working knowledge of various types of Foreign Exchange, Fixed Income & Derivatives products
Proficiency in MS Office (Word, Excel, Visio, PowerPoint) with extensive experience using Excel for data analysis
Good knowledge of full trade lifecycle viz., deal capture, downstream flows, PL & Risk management, accounting, settlements etc.
Be able to understand system interfaces and experience in understanding different messaging formats
Ability to manually calculate P&L, Risk concepts, aptitude/interest in number crunching, problem solving and articulation skills
Ability to partner with non-technical and technical peers
ability to work effectively with remote colleagues
participate technical discussions
Ability to transform business requirements into precise functional/technical specifications

Job Responsibility

Manage Product analysis for a global Front office Trade booking and risk management systems in Fixed Income and Derivative Products
Consult with business end users to ensure appropriate integration of functions to meet goals and define necessary system enhancements
Identify and communicate risks and propose risk mitigation options, considering business implications of the application of technology to the current business environment
Assist system change processes through implementation by providing technical knowledge to ensure efficiency
Work with various internal and business teams to achieve business goals and negotiate with external parties as needed
Provide evaluative judgments based on analysis of information in complicated and unique situations
Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and Safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency, as well as effectively supervise the activity of others and create accountability with those who fail to maintain these standards
Lead the analysis and requirements gathering for fixed income product flows – bonds, derivatives, and exotics
Work with traders, Sales, business unit managers and heads of businesses to understand business practices and provide solutions enabling business growth and growing operational efficiencies
Lead deliveries end to end from requirements, design, construction, testing and implementation

Fulltime

New

Institutional Rates Sales - AVP

We are seeking an experienced Institutional Rates Sales professional to join our...

Location

China , Shanghai

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Finance, Economics, Business Administration, or a related quantitative field
1-3 years of sales experience at a financial services organization, preferably in Institutional Rates Sales or a related fixed income role
essential experience in a client-facing role working with institutional clients, with a focus on Banks and real money
extensive knowledge of interest rate markets, macroeconomic drivers, and derivative products (swaps, options, futures)
proven track record of strong sales performance, client acquisition, and relationship management
excellent verbal and written communication skills
strong analytical and quantitative skills
advanced problem-solving skills
fluency in English and Mandarin is essential

Job Responsibility

Identify and target new client opportunities, on-boarding and prospecting key clients to expand the China franchise
Daily execution of full suite of China rates flow products including cash bonds, swaps and repos
Drive revenue growth by identifying and closing revenue gaps and capitalizing on new opportunities
Partner with various product teams to identify upsell and cross sell opportunities
Maintain an in-depth knowledge of global and regional macroeconomic trends, central bank policies, and their impact on interest rate markets
Provide clients with insightful market commentary, trade ideas, and risk analysis
Facilitate efficient and accurate execution of client trades, ensuring adherence to internal policies and regulatory requirements
Work collaboratively with regional and global sales teams, traders, strategists, and other product specialists to deliver a seamless client experience
Share market intelligence and client feedback to enhance overall team performance and product offering
Work in close partnership with control functions such as Legal, Compliance, Market and Credit Risk, Audit, and Finance in order to ensure appropriate governance and control infrastructure

Fulltime

Trader - Corporate Events Flow Trading (CEFT) and Single Stock Flow (SSF)

This is a junior front office opportunity within Citi's MENA Corporate Events Fl...

Location

South Africa , Johannesburg

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

Analytical and quantitative foundation — a tertiary degree from a reputable university in Finance or numerical discipline is strongly preferred, with demonstrable ability to apply quantitative reasoning to real-time trading and risk decisions
Completed JSE RPE and Trader Examination modules will be an advantage
Understanding of single stock derivatives and delta one products — direct exposure to equity swaps, single stock futures, total return swaps, or listed options within a front office or closely aligned function is highly valued
Knowledge of corporate actions and dividend mechanics — familiarity with the lifecycle of corporate events (mandatory and voluntary), dividend forecasting, and their impact on derivative pricing and risk is a clear advantage
Programming proficiency — practical experience with Python, SQL, or VBA to support data analysis, workflow automation, and system enhancement within a trading environment
Relationship and communication skills — the ability to engage effectively with internal stakeholders across sales, prime brokerage, stock loan, funding, and technology, as well as external counterparties and clients
Attention to detail and composure under pressure — capacity to operate accurately and decisively in a fast-paced, high-stakes trading environment where precision in risk management and execution is paramount

Job Responsibility

Manage and mitigate trading book risk across SSF and CEFT positions, ensuring precision in daily P&L reporting, reconciliation, and attribution with full ownership of book accuracy
Execute OTC and listed single stock derivative trades with counterparties and inter-dealer brokers, managing firm inventory in compliance with transaction terms, internal approvals, and regulatory restrictions
Collaborate with stock loan and funding desks to construct and optimise synthetic short coverage, enhancing balance sheet efficiency across delta one and wider equities financing businesses
Service single stock futures clients in conjunction with derivatives and delta one sales teams, responding to pricing requests and supporting client growth strategies through precise and competitive execution
Provide expert dividend and corporate action pricing to prime sales trading, offering critical insight into liquidity considerations, corporate action complexities, and election optimisation across all firm positions
Partner with technology teams to drive enhancements to trading infrastructure, improving desk efficiency, automating processes, and reinforcing operational controls

Fulltime

Spot Gas Trader

Our client is seeking a Gas Spot Trader to support a growing European gas tradin...

Location

Netherlands , Amsterdam

Salary:

100000.00 - 120000.00 EUR / Year

Harrington Starr

Expiration Date

Until further notice

Requirements

Bachelor's degree in Mathematics, Statistics, Engineering, Finance, Economics, or a related quantitative discipline
2–4 years of experience trading financial products and/or physical commodities
Exposure to European gas, power, energy, or related commodity markets is advantageous
Strong analytical, quantitative, and problem-solving skills
Experience with Python or other programming languages is beneficial
Ability to work independently while contributing effectively within a team environment
Strong organisational skills and attention to detail
Excellent written and verbal communication skills
Demonstrated work ethic, intellectual curiosity, and desire to succeed in a trading environment

Job Responsibility

Execute short-term gas trading strategies across Day-Ahead, Within-Day, and futures markets, both manually and through semi-automated processes
Support position and risk management activities across the trading desk
Participate in desk coverage outside standard market hours on a rotational basis where required
Assist with operational processes including trade booking, nominations, capacity management, confirmations, and reconciliations
Conduct market research and post-trade analysis to support the ongoing enhancement of trading strategies
Work closely with quantitative, technology, risk, and operations teams to support trading activity and resolve issues
Contribute to the development and improvement of trading tools, systems, and models
Monitor trading positions, market developments, and relevant fundamental drivers throughout the trading day
Assist with daily PnL reporting and position analysis
Ensure all trading activity is conducted in accordance with applicable regulatory and compliance requirements

Fulltime

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