Low Latency Java Algo Developer Jobs

Java Algo Trading Developer

Citi is seeking a Java Algo Trading Developer for its Rates Algo Trading technol...

Location

United Kingdom , London

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

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 UrbanCode Deploy
Experience with Linux/Unix
Knowledge on cloud technologies desirable, e.g. Artifactory, Docker and OpenShift
Strong passion for technology, especially Java, with a keen interest in driving adoption of new technologies and tools
Excellent communication skills (there is a requirement to be business/quant facing)
Self-motivated individual and with ability to manage own workslate

Job Responsibility

Design and develop high performance, low-latency trading applications
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

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

Java Algo Developer, Fixed Income Trading

Fixed Income Algo Technology team in North America supports Citi's Internal Mark...

Location

United States , New York

Salary:

142320.00 - 213480.00 USD / Year

Citi

Expiration Date

December 31, 2025

Requirements

Strong software development fundamentals, data structures, design patterns, object-oriented programming, algorithms complexity analysis
At least 2 years of extensive hands on coding experience in Core Java within low latency, high throughput distributed applications
Experience with messaging technologies like Solace, Kafka etc.
Experience with Chronicle and/or Aeron
Experience implementing and supporting market data processing applications and algorithmic trading strategies
Experience building backtesting frameworks and historical data storages
Basic Linux system performance tuning and monitoring, ability to troubleshoot performance issues within Java/Linux stack
Working knowledge of no GC Java techniques and lock free thread safe algorithms
Experience with Python, Spring, TDD, KDB or any other tick data storages
Build tools, gradle, git, teamcity, jenkins, artifactory

Job Responsibility

Develop reusable algo trading engines with focus on low latency execution strategies
Ensure strong reliability, scalability and performance of the core algo components
Work with other etrading teams to support live trading
Learn and maintain large code base, improve design and quality of the algo trading strategies code
Partner with business to drive technology stack beyond near term objectives
Adhere to engineering standards and strive for best in class solutions

What we offer

medical, dental & vision coverage
401(k)
life, accident, and disability insurance
wellness programs
paid time off packages including vacation, sick leave, and paid holidays
discretionary and formulaic incentive and retention awards

Fulltime

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

New

Media Coordinator

Do you want to learn and grow in your marketing career? Are you a team player wh...

Location

United States

Salary:

Not provided

Zion & Zion

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Marketing, Communications, Business Administration, or similar
Meticulous and detail-oriented
Strong oral and written communications skills
Analytical mindset with a knack for rapid troubleshooting and ability to problem-solve independently
Proactive team player willing to roll your sleeves up and help the team as needed
Excellent interpersonal skills needed to work in a cross-functional company environment
Experience at an agency (internships too) a plus
Ability to multi-task across multiple tasks and projects

Job Responsibility

Manipulate data in Excel
Learn new platforms/tools quickly
Manage and coordinate client changes (e.g., offers, media schedules) with Media team
Take detailed notes during client-related meetings and send recap emails to the team following the meeting
Check in on campaign pacing and optimization opportunities for media campaigns
Update reporting docs and perform data entry for media client reporting
Traffic creative assets to vendors and internal teams
Gather proof of performance assets for media campaigns
Keep media flowcharts updated in coordination with media planner/buyers
Help to maintain and oversee monthly media budgets and ensure proper and timely invoice reconciliation occurs

New

Senior Process Technologist

Are you ready to dive into the heart of innovation and take charge in scaling up...

Location

United Kingdom , London

Salary:

40000.00 - 45000.00 GBP / Year

Zest Food Jobs

Expiration Date

Until further notice

Requirements

Proven hands-on experience in process development within a manufacturing setting
Demonstrated success in scaling up new products
Strong problem-solving abilities and adaptability in a dynamic environment
Excellent communication and collaboration skills

Job Responsibility

Lead the scaling up of new products, ensuring seamless integration into our production line
Conduct trials and analyse results to optimize processes and enhance efficiency
Collaborate with cross-functional teams to troubleshoot issues and implement effective solutions

What we offer

Opportunity to work with a forward-thinking team dedicated to innovation
Room for professional growth and development in a supportive environment
Chance to make a meaningful impact and contribute to the success of exciting projects
plus package

New

Product Manager

We’re looking for a Product Manager who combines strong program management disci...

Location

Poland , Wroclaw

Salary:

Not provided

Zoolatech

Expiration Date

Until further notice

Requirements

3+ years of experience in product management, or software delivery leadership
Strong grasp of project management methodologies
Demonstrated ability to plan, track, and deliver technical initiatives
Familiarity with software development lifecycle (SDLC) — feature design, estimation, release, and maintenance
Excellent communication, negotiation, and stakeholder management skills
Strong analytical and organizational abilities
proficient with Jira, Confluence, Excel
Proven experience working with both FE and BE
Practical usage of BA techniques
Experience implementing moderately complex enterprise systems with multiple dependencies

Job Responsibility

Translate client’s strategic objectives into executable technical programs, balancing scope, schedule, and quality
Partner with engineering leads, architects, and client to design scalable technical solutions
Manage cross-team dependencies and risks, and ensure alignment on timelines and deliverables
Evaluate and communicate trade-offs between delivering quick iterations and maintaining long-term architectural integrity
Use SDLC understanding to plan and oversee the entire lifecycle of features and systems—from conception to retirement
Read and interpret basic code constructs and design documents to estimate technical effort and complexity

What we offer

Paid Vacation
Sick Days
Sport/Insurance Compensation
English Classes
Charity
Training Compensation

New

Health and Safety Manager

If you're an experienced HSE / SHE / Health & Safety professional in the food ma...

Location

United Kingdom , Oxfordshire

Salary:

55000.00 - 65000.00 GBP / Year

Zest Food Jobs

Expiration Date

Until further notice

Requirements

IOSH / NEBOSH
2+ years in HS&E within FMCG-ideally food manufacturing
Strong accident investigation and risk assessment experience
Practical, common-sense approach to H&S with strong problem-solving ability
Confident communicator, able to influence at all levels
Organised, proactive, tech-literate, and able to work independently or as part of a team
Willingness to work flexibly to support the needs of the sites

Job Responsibility

Maintain a strong, approachable HSE presence-being visible, supportive, and hands-on
Ensure PPE, testing, maintenance, and occupational health provisions are up to standard
Work closely with Engineering to ensure compliance around PSSR, LOLER, ATEX/DSEAR, PAT/FAT testing, emergency lighting, fire systems and more
Support emergency response and first aid (training provided where required)
Strengthen safe working practices through partnership, coaching, and collaboration
Ensure contractors operate safely with robust RAMS and compliance processes
Deliver compliance reviews, facility audits, risk assessments and improvement plans
Manage HS&E documentation and reporting
Drive policy improvements and implement new HSE initiatives
Lead regular HS&E meetings, encouraging open reporting and involvement across all teams

What we offer

Genuine progression opportunities as the business grows
A role with influence, autonomy, and visibility-not a desk-based function
A leadership team that values collaboration, integrity, and continuous improvement
The chance to leave a real legacy on safety culture across two important sites

Fulltime

New

Office manager

Zion & Zion is looking for a passionate, motivated, and experienced person to wo...

Location

United States , Phoenix

Salary:

Not provided

Zion & Zion

Expiration Date

Until further notice

Requirements

Strong Excel skills as well as proficiency in all Microsoft Office products
Exceptional attention to detail
Strong organizational and time management skills and ability to prioritize
Must be a self-starter and driven
Excellent communication and interpersonal skills
Strong problem-solving skills and analytical abilities

Job Responsibility

Updating and maintaining records of expenditures
Paying company credit cards
Responding to vendor invoices
Ensuring that all payments are made in accordance with company policy
Ensuring that all payments are sent on time
Resolving payment discrepancies and disputes on behalf of the company
Preparing and sending invoices to customers
Posting payments to customer accounts
Organizing and filing deposit receipts as invoices are paid
Preparing reports on delinquent accounts and customer payment profiles

Low Latency Java Algo Developer

Citi

Location:
United States, New York

Category:
IT - Software Development

Contract Type:
Employment contract

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
October 30, 2025

Expiration:
December 31, 2025

Looking for more opportunities? Search for other job offers that match your skills and interests.

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Low Latency Java Algo Developer

Citi

Location:United States, New York

Category:IT - Software Development

Contract Type:Employment contract

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:October 30, 2025

Expiration:December 31, 2025

Looking for more opportunities? Search for other job offers that match your skills and interests.

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Location:
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Contract Type:
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Job Posted:
October 30, 2025

Expiration:
December 31, 2025