Jonathan Sikorski
Scotch Plains
Summary
Strategic Talent Acquisition Professional with extensive experience in internal and agency recruiting across financial and tech sectors. Skilled in navigating growth and change, leveraging innovative sourcing techniques to attract and retain talent. Proven ability to build strong relationships with partners and clients, fostering collaboration across all organizational levels.
Overview
21
21
years of professional experience
Work History
Senior Technical Recruiter
Tradeweb Markets
New York
02.2025 - Current
- Lead full-cycle recruiting for technology and product organizations supporting one of the world's leading electronic marketplaces for rates, credit, equities, and money markets.
- Managed searches for C++ Software Engineers, Java Developers, Python Developers, Machine Learning Engineers, Data Scientists, Product Managers, and Site Reliability Engineers, ensuring alignment with technical needs and organizational goals.
- Partner with Engineering and Product leadership to recruit highly specialized talent across electronic trading, market data, platform engineering, and enterprise technology teams.
- Maintain an offer acceptance rate exceeding 90% through strategic candidate engagement, market intelligence, and consultative offer management.
- Built pipelines of passive talent from fintech firms, investment banks, hedge funds, and leading technology organizations, enhancing candidate diversity and availability.
- Advised hiring managers on talent market conditions, compensation trends, interview processes, and hiring strategy, contributing to informed and strategic hiring decisions.
- Facilitated hiring initiatives for key technology teams by collaborating with stakeholders to identify talent needs. for AI, Machine Learning, and next-generation trading technology teams.
Founder
E-Commerce Business (Shopify & Etsy)
05.2023 - 02.2025
- Founded and operated online home decor business, building and launching Shopify e-commerce website and Etsy storefront from ground up, enabling direct consumer engagement.
- Designed and managed business operations, encompassing website development, product merchandising, digital marketing, customer experience, vendor management, and operations for streamlined efficiency.
- Leveraged SEO, analytics, AI-powered content creation tools, and online advertising strategies to enhance customer acquisition and support business growth.
Senior Technical Recruiter
Newsela
New York
11.2020 - 05.2023
- Lead technology and product recruiter responsible for attracting and hiring top technical talent for Newsela, an education technology company providing content and resources to K-12 schools.
- Filled 10-12 technical positions per quarter, including roles in software engineering, data engineering, data science, and product management, ensuring a consistent pipeline of highly skilled talent.
- Achieved a candidate acceptance rate of over 90% by providing exceptional candidate experience, timely communication, and personalized engagement throughout the recruitment process.
- Leveraged Gem, a powerful sourcing tool, to proactively identify and engage passive candidates, resulting in a significant increase in quality candidate leads and successful hires.
- Partnered with hiring managers to implement effective recruiting strategies, contributing to company growth from 350 to 600+ employees.
- Collaborated closely with hiring managers and cross-functional teams to understand hiring needs, define job requirements, and align recruitment efforts with business objectives.
- Contributed to the continuous improvement of the recruitment process, including customization and optimization of the applicant tracking system, utilization of recruitment metrics for data-driven decision-making, and implementation of best practices.
- Provided mentorship and guidance to junior recruiters, fostering their professional growth and supporting the development of a high-performing recruitment team.
- Actively promoted and supported diversity and inclusion initiatives by implementing targeted strategies to attract and engage diverse candidates, resulting in increased representation across technical teams.
- Established partnerships with diversity-focused organizations and universities, fostering diverse talent pipelines and enhancing representation within technical teams.
Head of Recruitment
Black Mountain Systems (now Allvue Systems)
New York
08.2017 - 03.2020
- Lead responsible for developing hiring strategies and recruiting top talent for global positions (New York, San Diego, Miami, Houston, Charlotte, and London).
- Expanded workforce from 100 to over 250 employees, enhancing organizational capacity and talent diversity. Reported directly to the COO.
- First recruiter hired, built the Talent Acquisition department from scratch.
- Collaborated with Finance team and C-level executives to devise headcounts and recruiting budgets.
- Maximized operational efficiency by partnering with all hiring managers and recruiting process stakeholders (Software Engineering, Professional Services, Product, Client Support, IT/Security, DevOps, Finance & Accounting, Marketing, Sales, Operations, and Legal).
- Achieved a 91% offer acceptance rate, by ensuring a consistently outstanding candidate experience (94% candidate survey satisfaction level).
- Increased inbound applicant traffic fivefold through optimized job postings and enhanced employer brand recognition.
- Led the design, customization, and implementation of our first Applicant Tracking System (Greenhouse). Created all job postings, interview workflows, scorecards, metric reports, and templates.
- Streamlined the University Recruitment program, resulting in a 300% increase in college hires.
- Grew recruiting department by hiring, training, and mentoring two additional recruiters.
- Led integration for merger with Alta Return and implemented a new hiring workflow across the organization.
Senior Technical Recruiter
Open Systems Technologies
New York
04.2010 - 08.2017
Senior Technical Recruiter
Solomon Page Group
New York
09.2008 - 04.2010
Technical Recruiter
Open Systems Technologies
New York
10.2005 - 06.2008
Education
Certified Diversity and Inclusion Recruiter -
AIRS, an ADP Company
01-2022
Recruiting and Talent Acquisition Certificate -
Cornell University
01-2020
Bachelor of Arts - Communications
Manhattan College
The Bronx, NY01-2005
Skills
- Candidate experience
- Interviewing techniques
- Sourcing strategies
- LinkedIn recruitment
- Boolean search
- X-ray search methods
- AI sourcing strategies
- AI recruitment tools
- Applicant tracking systems
- Recruiting analytics
- Employer branding
- Project management
- Talent intelligence
- Relationship management
Timeline
Senior Technical Recruiter
Tradeweb Markets
02.2025 - Current
Founder
E-Commerce Business (Shopify & Etsy)
05.2023 - 02.2025
Senior Technical Recruiter
Newsela
11.2020 - 05.2023
Head of Recruitment
Black Mountain Systems (now Allvue Systems)
08.2017 - 03.2020
Senior Technical Recruiter
Open Systems Technologies
04.2010 - 08.2017
Senior Technical Recruiter
Solomon Page Group
09.2008 - 04.2010
Technical Recruiter
Open Systems Technologies
10.2005 - 06.2008
Certified Diversity and Inclusion Recruiter -
AIRS, an ADP Company
Recruiting and Talent Acquisition Certificate -
Cornell University
Bachelor of Arts - Communications
Manhattan College