Java Algo Trading Developer Job at Citi (London)

Fixed Income Algo Java Developer

The Rates E-Trading technology team in North America is responsible for the plat...

Location

Canada , Mississauga; Toronto

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

Bachelor’s degree with a relevant major (Computer Science, Information Technology, Mathematics, Engineering, or similar)
Experience in design and development of high performance, low-latency, multi-threaded applications
Extensive hands-on development experience in Java
Demonstrated ability to learn new business concepts and technologies
Solid understanding of software development fundamentals including data structures, design patterns and object-orientated programming
Proficiency in core Java (5+ years of experience) with demonstrable success in developing multi-threaded applications
Proven ability to develop clean, testable code
Understanding of relational database concepts and knowledge in SQL
Experience with Jira, Git/Bitbucket, Gradle and CI/CD tools, e.g.TeamCity and UrbanCodeDeploy
Experience with Linux/Unix

Job Responsibility

Design and develop high performance, low-latency trading controls
Partner with multiple technology, business/risk and external market teams to capture requirements and deliver timely solutions for new trading functionality and market upgrades
Coordinate testing of new functionality including business/etrading risk signoff
Liaise with global support teams to manage application upgrades and provide third-line support for existing trading platform
Develop common, reusable components and services that execute against Citi’s technical strategy and drive future improvements
Partner with business/quant teams to evolve architecture roadmap and drive future direction of the trading platform
Participate in agile/scrum development lifecycle and drive engineering excellence

What we offer

Commitment to diversity includes a workforce that represents the clients we serve from all walks of life, backgrounds, and origins
Foster an environment where the best people want to work
Value and demand respect for others, promote individuals based on merit, and ensure opportunities for personal development are widely available to all

Fulltime

Algo Trading Developer - Fixed Income Technology

The Fixed Income Algo Technology team in EMEA supports Citi’s market making, alg...

Location

France , Paris

Salary:

63600.00 - 91200.00 EUR / Year

Citi

Expiration Date

Until further notice

Requirements

Proven programming experience with an Object-oriented language (preferably Java), Multi-Threading, KDB and any relational database
Solid architectural understanding of enterprise applications
Understanding of computing science fundamentals – concurrency, algorithms, data structures, design patterns, etc.
Experience with Java Core, Spring framework and Linux
Experience with Rust
Experience developing large financial software trading systems with substantial hands-on development experience in building systems with an attention to optimizing and tuning performance, while also demonstrating critical thinking skills related to re-use, scalability, and troubleshooting.
Prior experience in building algo trading systems is highly desirable
Solid understanding of service architecture and high performance, low latency, and multithreading techniques
Strong focus on system performance tuning and experience with low latency Java programming
Knowledge of major Fixed Income Products (e.g., EuroGovies/Swaps/GILTS/SAS etc.) and Broker/Customer Markets electronic trading flows.

Job Responsibility

Designing and developing Algo trading applications for the business
Working directly with Traders and Quants to contribute towards the future direction of the platform.
Improve the technical capabilities of the platform to ensure it remains stable, flexible, and maintainable.
Driving engineering standards and continuing to strive for best
Enhancing our automated testing efforts and optimizing our UAT process
Serving as advisor or coach to new or lower-level analysts
Troubleshooting challenging performance and scalability issues
Engaging with business users in London and across Europe (Paris, Milan)
Assisting in third line support during core trading hours
Acting as Subject Matter Expert to senior stakeholders and /or other team members.

What we offer

hybrid working model (2 days from home)

Fulltime

Senior Java Algo Developer, Equities

We are seeking a highly skilled and experienced Algo Trader Senior Developer to ...

Location

United States , Jersey City

Salary:

176720.00 - 265080.00 USD / Year

Citi

Expiration Date

Until further notice

Requirements

Minimum 8+ years of hands-on experience in software development with a strong focus on high-performance, low-latency systems
Proven expertise in KDB+ (Q language) development, including practical experience in scaling, load-balancing, resilience, and optimizing query performance for large datasets
Strong technical knowledge and expertise in Java (or C#) for building critical, low-latency execution platforms, including deep understanding of JVM internals, concurrency, and memory management
Experience designing and developing automated trading platforms in Equities or other similar financial domains
Solid understanding of financial market protocols like FIX, and practical experience handling order and market datasets
Demonstrable experience with testing frameworks, Agile methodologies, and Continuous Integration/Continuous Delivery (CI/CD) processes
Ability to prioritize multiple tasks, set goals, and meet deadlines in a fast-paced environment
Excellent communication skills with a demonstrable ability to present and grasp complex technical and business concepts
Bachelor’s degree/University degree or equivalent experience

Job Responsibility

Lead technical design discussions and conduct rigorous code reviews to ensure high quality, performance, and adherence to architectural standards for critical trading systems
Design, develop, and optimize high-performance, low-latency applications utilizing both KDB+/Q and Java for our Equities Electronic Trading platform
Implement and maintain business-critical high-frequency systems that process market data, generate analytics, and facilitate trading operations
Contribute to platforms enabling efficient data management, sophisticated analytics generation, and robust trading functionalities
Partner with product development, quantitative researchers, and other technology teams to deliver new trading capabilities and enhance existing systems
Drive continuous improvement initiatives in testing frameworks, development tools, and deployment processes for low-latency and high-throughput environments
Resolve complex technical challenges through in-depth analysis of business and system processes, adhering to industry best practices and architectural blueprints
Apply advanced knowledge of system architecture, data flow, and development standards for coding, testing, debugging, and implementation
Build common solutions for trading platform monitoring, trade reconciliation, and application recovery
Provide technical guidance and mentorship to other developers, fostering best practices in high-performance application development

What we offer

medical, dental & vision coverage
401(k)
life, accident, and disability insurance
wellness programs
paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays

Fulltime

Senior eFX Algo Developer

This is a hands-on, high-impact role where you’ll be a key contributor to the de...

Location

United Kingdom , London

Salary:

Not provided

Crédit Agricole

Expiration Date

Until further notice

Requirements

Bachelor Degree / BSc Degree or equivalent
Degree in Computer Science, Mathematics, Physics, or Engineering
Strong Java development experience, including multithreading, low latency, and performance tuning
Experience in Agile, SCRUM, or Kanban methodologies
Front Office exposure in FX or quantitative finance
Clear communicator with strong analytical thinking
Values transparency, accountability, and excellence
Passionate about learning and contributing new ideas and technologies
Knowledge of FIX and other market protocols
Familiarity with UNIX/Linux environments

Job Responsibility

Develop and enhance low-latency pricing and trading systems in Java
Prototype and deliver solutions in a fast-paced, agile environment
Analyse and optimise performance in high-frequency trading contexts
Collaborate on all stages of product delivery: design, specification, testing, and deployment
Provide 3rd line support and contribute to production stability
Participate in sprint planning, estimation, and software releases (including occasional out-of-hours deployments)

Fulltime

New

SEMH Teacher

Randstad Education is looking for resilient, highly skilled SEMH Teachers to wor...

Location

United Kingdom , Clacton on Sea

Salary:

Not provided

Randstad

Expiration Date

April 09, 2026

Requirements

Qualified Teacher Status (QTS) or equivalent qualification is essential
Proven experience working with SEMH, ASD, or ADHD in a specialised or high-needs mainstream setting
Exceptional behaviour management skills and the ability to remain calm under extreme provocation
A non-judgemental, trauma-informed approach to education
Resilience and 'thick skin'-the ability to start every day with a fresh slate regardless of the previous day's challenges
Enhanced DBS on the update service and excellent professional references

Job Responsibility

Plan and deliver highly differentiated lessons that engage students with significant barriers to learning
Lead a classroom team of Teaching Assistants, ensuring a cohesive approach to behaviour management
Utilise de-escalation techniques (such as PRICE or Team Teach) to maintain a safe and calm learning environment
Develop Individual Education & Behaviour Plans (IEPs/IBPs) in collaboration with SENCOs and external therapists
Foster emotional regulation by integrating social and emotional goals into daily academic tasks
Communicate effectively with parents and carers, providing a consistent bridge between home and school

What we offer

Premium daily rates reflecting the specialist nature of the role
Small class sizes (typically 5-8 students) allowing for intensive 1-to-1 impact
Specialised training opportunities, including Team Teach, trauma-informed practice, and mental health first aid
Dedicated consultant support from Randstad's SEND specialists
Rewarding environment where every small breakthrough is a major victory
training and education
Safeguarding & Prevent

!

New

Accounts Manager

Our client, a well established commercial facilities maintenance organisation ba...

Location

United Kingdom , Basildon

Salary:

40000.00 - 45000.00 GBP / Year

Office Angels

Expiration Date

Until further notice

Requirements

Previous experience in a similar Accounts Manager or Senior Accounts role
Strong understanding of bookkeeping, financial reporting, and cash flow management
Confident using accounting software and Excel
Highly organised, accurate, and able to work independently
Must drive and have a personal vehicle due to the office location

Job Responsibility

Financial Management & Reporting: Forecasting and budgeting cash flow
Running monthly Profit & Loss reports
Month end bank reconciliation
Month end sales reporting
Closing down financial periods
Quarterly VAT Returns
Collating year end documentation for the accountant
Accounts Receivable: Chasing debt
Managing aged debtors
Completing statement runs

What we offer

20 days annual leave + bank holidays
1 extra day of leave for every full year of service
Pension scheme
Discretionary Christmas bonus
Newly refurbished office with a spacious kitchen and breakout area

Fulltime

New

Fire Alarm Technician

The Fire Alarm Technician will monitor, maintain adjust, and repair building Fir...

Location

United States , Charleston

Salary:

52100.00 - 88600.00 USD / Year

MUSC Health

Expiration Date

Until further notice

Requirements

A high school diploma
Three years trade experience directly related to the area of employment
Ability to obtain and maintain a valid driver's license
Ability to obtain and maintain EPA Approved Freon recovery certification
Commercial driver's license (some positions)
EPA-approved freon recovery certification (some positions)
Physical requirements as listed (ability to perform job functions upright, seated, walking/mobile, climb, work indoors/outdoors, below ground, from elevated areas, in confined spaces, kneeling, bend, twist, pinch, crawl, grip strength, use hands/arms/legs, reach, maintain sensory functions, lift/carry/push/pull objects, vision, hearing, operate tools, qualify for respirator use)

Job Responsibility

Monitor, maintain, adjust, and repair building Fire Alarm systems
Schedule outages and impairments
Keep proper record keeping of DHEC and JCAHO documentation
Take call on a rotating basis
Serve as Essential Personnel in a disaster situation
Rotate for First Call Status in after hour Fire Alarm emergencies
Maintain a safe work environment and shop maintenance
Keep abreast of latest trends in field of expertise
Maintain Joint Commission Maintenance Compliance, AAALAC, DHEC, MUSC AHJ, and Local Fire Department compliance
Test and inspect University building fire alarm systems

Fulltime

New

Care assistant

Prime Life are on the lookout for passionate and dedicated care professionals to...

Location

United Kingdom , Alcester

Salary:

12.96 - 13.32 GBP / Hour

360 Resourcing Solutions

Expiration Date

Until further notice

Requirements

Genuine caring nature and desire to make a real difference for residents
Patient, understanding and respectful of resident’s individual abilities
Understanding of dementia would be beneficial

Job Responsibility

Assisting residents with personal hygiene and choosing outfits
Supporting residents to dine at mealtimes and maintain good nutrition and hydration
Encouraging residents to mobilise safely around the home
Providing friendship and companionship, and accompanying residents on social outings or appointments
Maintaining accurate and timely written records and completing documentation
Being a part of a multi-disciplinary team and engaging with other care professionals
Welcoming family members to the home and assisting with enquiries

What we offer

Great work life balance with regular set shift patterns
Opportunities to learn and progress
Fully funded DBS
Comprehensive Holiday Pay scheme
Fantastic Refer a Friend scheme offering up to £250 per successful candidate
Access to Blue Light Card savings

Fulltime

Java Algo Trading Developer

Citi

Location:
United Kingdom , London

Category:
IT - Software Development

Contract Type:
Employment contract

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
May 01, 2025

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Location:United Kingdom , London

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Contract Type:Employment contract

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Job Description:

Job Responsibility:

Requirements:

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Job Posted:May 01, 2025

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