Principal Quant Developer Job at Levy Professionals (Amsterdam)

Principal Market & Quant Researcher, Bitcoin

We're looking for a Bitcoin-focused Quantitative Market Research Principal to jo...

Location

United States , Bay Area

Salary:

239600.00 - 359400.00 USD / Year

Block

Expiration Date

Until further notice

Requirements

10+ years of experience in quantitative market research, analytics, or strategic insights
Proven track record of leading cross-functional projects, navigating ambiguity, and delivering insights that shape strategic decisions
Strong foundation in research design and methodology, including survey design, sampling, weighting, and statistical modeling
Interest and understanding of Bitcoin markets, on-chain behavior, and network economics, plus familiarity with stablecoins and DeFi protocols
Fluency in quantitative analysis tools such as SQL, R, Python, SPSS, or survey platforms (e.g., Qualtrics, Decipher)
Strong analytical and storytelling skills
Applied experience with AI tools to enhance automation, data synthesis, and research scalability
Curiosity and conviction about bitcoin and it's role in the future of finance

Job Responsibility

Lead strategic Bitcoin research initiatives, uncovering trends in adoption, usage, and perception that shape product and ecosystem roadmaps
Design and execute large-scale quantitative studies to measure Bitcoin ownership, attitudes, and use cases across different demographics and markets
Develop segmentation frameworks that identify and quantify key user archetypes to guide product and marketing strategies
Conduct market sizing and opportunity analysis for bitcoin-related products and stablecoins, across Block's ecosystem
Integrate survey, behavioral, and on-chain data to provide a holistic picture of bitcoin's role in people's financial lives
Collaborate cross-functionally with partners across Cash App, Square, Bitkey, and Proto to align insights with business and technical priorities
Develop measurement frameworks for bitcoin brand tracking and conduct primary research and frameworks for GTM, messaging and positioning
Use AI and automation tools to accelerate research workflows - including insight synthesis, text summarization, and trend detection across unstructured data sources
Present insights and forecasts to senior leaders, connecting global bitcoin and crypto trends to actionable strategic recommendations

What we offer

Remote work
Medical insurance
Flexible time off
Retirement savings plans
Modern family planning

Fulltime

Equity Derivatives and Hybrids Quant Modeler

Join us in the role of Equity Derivatives and Hybrids Quant Modeler (Model Integ...

Location

United Kingdom , London

Salary:

Not provided

Barclays

Expiration Date

Until further notice

Requirements

PhD or master’s degree in financial mathematics, Mathematics or Physics
Prior experience developing and/or implementing Equity Derivatives models and hybrids (ideally). Strong knowledge of exotics models for other asset classes can also be considered
Provide expert advice to senior stakeholders on modelling topics, anticipating issues and weighing advantages and disadvantages of choices leading to models’ assumptions and limitations
Solid modelling skills (Python essential and optionally C++)

Job Responsibility

Present 1st line challenge to current models and assess impacts of models assumptions and limitations
Focus on model assessment, increasing testing coverage, automation, and steer governance for Equity Derivatives models
Provide an effective challenge to models by assessing the impact of their assumptions and limitations, focusing on the accuracy and robustness of the models
Explore alternative approaches to mitigate limitations and evolve trading, risk management platforms
Review models and documentation to provide guidance on their design
Implement, run and analyse performance tests using production C++ libraries and Python
Write high-quality documentation and automating tasks
Collaboration with traders, strategists, and stakeholders to gather requirements and translate them into scalable and efficient technological solutions
Implementation of new features, enhancements, and functionalities on trading platforms to improve performance, reliability, and user experience
Stay updated on technological advancements, industry trends, and best practices to drive innovation and continuous improvement in trading platforms

What we offer

Structured approach to hybrid working
Supportive and inclusive culture and environment
Commitment to providing a supportive and inclusive culture
Opportunity to explore flexible working arrangements
Geographic reach, wide variety of functions, businesses, roles and locations
Chance to learn from a globally diverse mix of colleagues
Encouragement to embrace mobility

Fulltime

New

Rf Engineer

To strengthen our teams, we are offering a position as a Radio Engineer within t...

Location

France

Salary:

Not provided

NETWORK SOLUTIONS FACTORY

Expiration Date

Until further notice

Requirements

Master’s degree in Telecommunications Engineering
Experience in Radio Engineering
Radio planning tool high skills (Atoll mainly, Planet, and/or Asset/Aircom) for conducting radio simulations, frequency/SC/PCI/RSI planning, and utilizing advanced features such as Automated Cell Planning (ACP)
Knowledge of Ericsson 3G/4G/5G radio access network is required (ENM, RAN solutions)
Skills in development (Python, scripting, SQL, etc.) for automating tasks are also required
English is mandatory (written/spoken) to be able to lead meetings with a non-french speaking audience

Job Responsibility

Cellular design and dimensioning of the mobile access network (2G/3G/4G/5G)
Radio coverage studies (3G/4G/5G), validation of new radio site locations while considering environmental constraints and marketing objectives
Design of proposals aimed at optimizing network planning and delivering improved network quality
General and detailed design studies (HLD and LLD) for RAN solutions and equipment
Design and development of tools for network planning process automation

What we offer

Meal vouchers subsidized at 59,89% by NetSF, up to €11
Annual Vacation Bonus
Family health insurance, subsidized at 75% by NetSF
Provision of additional health insurance
Profit-sharing and employee savings plan
A friendly work atmosphere: company challenges, monthly breakfast, internal newsletter, fruit basket, free coffee and tea, etc…
Transport allowance and sustainable mobility package
Home office (with a compensatory allowance) up to 3 days a week
International work environment
Extra days off (French RTT) per year

Fulltime

New

Cook

Craft House Pizza is a dynamic and innovative restaurant located on Westport Roa...

Location

United States , Stamford

Salary:

13.50 - 18.75 USD / Hour

OysterLink

Expiration Date

Until further notice

Requirements

Ability to work in a fast-paced and physically demanding environment
Flexibility to work various shifts including evenings and weekends
Strong organizational and multitasking skills
Reliable and punctual with a strong work ethic
Must be able to stand for long periods and lift moderate weights
Experience working in a busy kitchen environment
Knowledge of food safety and sanitation standards
Ability to follow recipes and portion guidelines
Good communication and teamwork skills
Creativity and willingness to learn and experiment

Job Responsibility

Prepare and cook menu items according to recipes and quality standards
Manage kitchen stations ensuring cleanliness and orderliness
Collaborate with kitchen staff to ensure timely and efficient food preparation
Maintain food safety and hygiene standards
Monitor inventory and notify management of supply needs
Assist in training new kitchen staff
Communicate effectively with team members and front-of-house staff

What we offer

Health Insurance
Dental Insurance
Paid Time Off
Employee Discounts
Training and Development
Career advancement opportunities
team environment

New

Food Prep Helper

Sodexo is a global leader in quality of life services, dedicated to improving ev...

Location

United States , Stamford

Salary:

21.18 USD / Hour

OysterLink

Expiration Date

Until further notice

Requirements

Open availability preferred
Successful completion of any necessary food safety training
Ability to follow directions
Physical ability to perform kitchen duties
Dependability and punctuality
Ability to work varying shifts

Job Responsibility

Reads recipes and or product directions and assists in the preparation of hot and or cold foods using a variety of kitchen utensils or equipment
Clean and sanitize work stations and production equipment
May have basic cooking responsibilities, i.e., cook vegetables, chicken for salads
Attends work and shows for scheduled shift on time with satisfactory regularity
Other duties may be assigned and can differ among accounts, depending on business necessities and client requirements

What we offer

Flexible work environment
ongoing training
Paid Time Off
Holidays
Medical insurance
Dental Insurance
Vision Insurance
Tuition Reimbursement
401k
Employee Discount Program

Parttime

New

Cook Substitute

Hyatt is a renowned global hospitality company known for its commitment to provi...

Location

United States , Stamford

Salary:

31.28 - 41.71 USD / Hour

OysterLink

Expiration Date

Until further notice

Requirements

fair communication skills
no previous experience necessary
a true desire to satisfy the needs of others in a fast paced environment
ability to stand for long periods of time
capable of performing repetitious duties
basic culinary skills or related cooking experience
good communication skills
ability to work in a fast-paced environment
ability to stand for long periods
willingness to learn and take direction

Job Responsibility

prepare and cook food items according to Hyatt standards
maintain cleanliness and organization of the kitchen area
follow food safety and hygiene regulations
assist in inventory management and food storage
communicate effectively with team members and supervisors
perform repetitious tasks as assigned
stand for extended periods during shifts

What we offer

career opportunities
job enrichment
supportive work environment
competitive salary
Training and Development
Employee Discounts
flexible scheduling

New

Nursery Cook

As a Nursery Cook, you’ll assist in preparing nutritious, freshly made meals whi...

Location

United Kingdom , Romford

Salary:

Not provided

Storal

Expiration Date

Until further notice

Requirements

Level 2 Food and Hygiene
Experience in a commercial kitchen as an assistant cook/chef or something very similar
Knowledge of Health and Safety regulations and COSHH

Job Responsibility

Catering for children with specific dietary needs
Working to an extremely high level when it comes to the relevant Food and Hygiene, Chartered Institute of Environmental Health-Food Safety, Health and Safety and Ofsted guidelines and regulations
Ensuring that all children are kept safe and have rich stimulating eating experiences
Maintaining stock levels and ensuring stock rotation
Following COSHH and other relevant guidelines

What we offer

Performance related bonus
50% childcare discount
Family Friendly Benefits- enhanced parents leave including maternity, paternity & adoption & Childcare Discount at 50% off all fees
Refuel Benefits- access to modern-day, progressive mental health support & sick pay
Financial Perks- emergency cash access to your pay before pay date, free financial coaching
Social Perks – online community for peer-to-peer socializing eg. book club, pets club, pinecones club & continuous professional development accessible to you at anytime

Fulltime

New

Office Manager

Working collaboratively with the Nursery Manager to assist the successful runnin...

Location

United Kingdom , Newark

Salary:

13.00 GBP / Hour

Storal

Expiration Date

Until further notice

Requirements

Excellent knowledge and understanding of IT systems
Strong organisational skills
Experience of working in a similar administrative role, preferably in an early years or school setting
Understandings the importance of safeguarding
Excellent communication skills

Job Responsibility

Working collaboratively with the Nursery Manager to assist the successful running of the nursery
Working as part of a passionate team to further develop existing organization and IT skills
Interacting with parents on a daily basis including delivering a superb experience for both current and prospective families
Supporting the enquiry management process including nursery tours
Responsible for the domestic staff team and ensuring compliance around COSHH and Environmental Health Inspections
Managing staff ratios effectively
Managing the full childcare fees and invoicing process, ensuring accuracy and timely distribution
Maintaining up-to-date and compliant funding schedules, including Government-funded hours (e.g., 2-year, 3–4-year, 30 hours)
Working closely with parents to explain funding entitlements, fee structures, and any changes to accounts
Monitoring and following up on outstanding payments, supporting the nursery’s debt management process with sensitivity and professionalism

What we offer

Enhanced holidays
Paid sick pay
Extra wellness day off (yearly)
Accessing your pay before payday with PayCaptain
Childcare Discount + Funding
Compassionate leave & enhanced maternity
Partnerships with Vitality & Peppy
Fertility & menopause support
Gym discount
Free movie tickets

Parttime

Principal Quant Developer

Levy Professionals

Location:
Netherlands , Amsterdam

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
December 09, 2025

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Principal Market & Quant Researcher, Bitcoin