Bitcoin specific jobs which did not exist before or where in low demand:
Multisig and script developers
Microtransaction engineers
Javascript crypto developers
UX/UI designers specializing in user-only security (Cryptocurrencies are among the few setups where only the users must have access to his private keys. very difficult to design around that.)
Crypto asset specific traders
Bitcoin crowdfunding and consulting (several models exist, all unique to cryptocurrencies)
Specific ASIC chip designing jobs/companies
Mining pool operators
Bitcoin gambling service operators
TOR market operators
Bitcoin multisig escrow agents
Crypto speializing lawyers (all these startups need to get advice somewhere!)
Cryptocurrency exchanges
Cryptocurrency ETF operators
Cryptocurrency ATM providers and identity verification services
Cryptocurrency fraud detection services
BitShares delegates
Ripple and Bitshares gateways
Ripple and Bitshares market makers (liquidity providers)
Cryptocurrency exchange arbitrators
All those cryptocurreny startups jobs
And much more
Future jobs we expect to open up soon:
Open Transactions federated server operators
Crypto asset rating agencies (stocks, bonds, and all kinds of new assets)
Crypto contract lawyer. A mix between lawyer and crypto developer
Decentralized identity verification services (Like centralized certificate authorities today, just on the blockchain)
Crypto contract verification services
Specific database development companies for blockchain solutions
Oracle services (e.g. for Codius Open-source Hosting Platform for Smart Programs)
Trusted data feed providers for oracles
DAC-specific derivative traders and contract writers
More gateway services (for stocks, bonds, and tons of other traditional assets)
Etc.