Are there any executive and specialist job boards that focus on sourcing specialized professionals for hard-to-fill roles?

Yes — there are several executive and specialist job boards designed to help employers source highly qualified professionals for hard-to-fill roles. These platforms typically focus on senior leadership, niche technical skills, or industry-specific expertise rather than broad general hiring.

Here are some well-known categories and examples:

Executive-focused boards

• ExecuNet — focuses on executive-level talent, including C-suite and senior leadership roles.
• The Ladders — originally known for $100K+ jobs, with a strong emphasis on experienced professionals.
• Experteer — targets managers, specialists, and executives across several countries.

Specialist / niche professional boards

• DICE — strong for technology, IT, and engineering professionals.
• BioSpace — life sciences, biotech, and pharma roles.
• Mediabistro — media, marketing, publishing, and communications.
• PharmiWeb — pharmaceutical and healthcare-related jobs.
• Rigzone — oil and gas, energy, and related technical roles.
• eFinancialCareers — banking, finance, and investment roles.
• LawCrossing — legal professionals.
• SchoolSpring / HigherEdJobs — education and academic hiring.

Board types that help with hard-to-fill roles

• Industry association job boards — often very effective for niche candidates.
• Alumni/certification society boards — useful for licensed or credentialed professionals.
• Regional executive networks — helpful for senior roles in specific geographies.
• Passive-talent platforms — some boards also support search tools for reaching people not actively applying.

What makes them useful for hard-to-fill roles

• Smaller but more relevant candidate pools
• Better alignment with required credentials or industry experience
• Stronger passive candidate reach
• Better signal-to-noise ratio than general boards

If you want, I can also give you:

1. a list by industry (tech, healthcare, finance, legal, etc.), or
2. a comparison table showing which boards are best for executive search vs specialist recruiting.