← All crypto jobsSenior Blockchain Developer
RemoteRemoteUSD 140k–150kvia web3.careerPosted 7/15/2026
ChicagoILUnited Statesdevseniorblockchainawscrypto
About the role
Role: Senior Blockchain DeveloperLocation: Chicago, IL - HybridDuration: Long term Contract Job Responsibilities:
Architect, develop and deploy decentralized applications providing permissioned access to data at both the smart contract and protocol level
Develop & Interacting with Smart Contracts implemented on most common Blockchain/DLT technology platforms
Oracle development (connecting "off-chain" data to the blockchain)
Construct integration libraries to interface with our server and APIs
Collaborate closely with the rest of the engineering team to review application requirements, help plan implementation details and estimate delivery timelines
Provide mentorship to your peers in the engineering team through education on best practices
Preparing documentation on the blockchain development processes
Adhering to all the rules and regulations of data protection for digital payments
Staying updated with the latest crypto technologies for data protection
Senior Blockchain Developer Summary:
As a Blockchain Developer, you are responsible for developing application features and interfaces using blockchain technology
You will be also responsible for designing and developing a system that is secure, reliable and scalable
Your primary goal for this job role will be designing, implementing, and administering a secure blockchain network
You should be highly knowledgeable about various blockchain technologies
You should also have an excellent understanding of cryptography and its uses in the blockchain network
You should be knowledgeable about packing & deploying apps via CI/CD pipelines to a cloud platform
Required Qualifications:
Java Springboot experience is a must
Experience working as a Blockchain Developer or a similar role in the IT department
Experience leading to a complete understanding of the software development lifecycle
Expertise in building robust systems (resiliency, fault tolerance, scalability) at scale
Demonstrate excellent ability to code in various languages such as Solidity, Java, NodeJs, Python, GoLang, Rust and others
Experience in working with various types of cryptography to secure data
Outstanding understanding of data structures and algorithms
Knowledge of various cybersecurity guidelines and protocols
Strong understanding and knowledge of various kinds of cyberattacks
Ability to work in a team or individually as and when required
Possess excellent communication skills
Have keen eye for details
Manage multiple projects simultaneously.
Education: Bachelor’s degree in information technology or computer sciencePreferred Qualifications: Experience working with Cloud platforms such as MS Azure, AWS preferred
Skills & technologies
Kastech Software Solutions Group is hiring for Senior Blockchain Developer with a focus on Chicago, IL, United States, dev, senior, blockchain and related web3 skills. Highlight these on your profile to rank higher for this role.
How to apply
You can apply to this Senior Blockchain Developer role at Kastech Software Solutions Group directly from BlockJobs. Sign in with LinkedIn and we’ll match you against every open crypto & web3 role — then auto-apply to all your matches in one click for a flat $10. You can also apply on the original listing.
Frequently asked questions
Is the Senior Blockchain Developer role at Kastech Software Solutions Group remote?
Yes — this Senior Blockchain Developer position is remote-friendly.
What skills does the Senior Blockchain Developer role need?
Key skills for this role include Chicago, IL, United States, dev, senior, blockchain, aws, crypto.
How do I apply for Senior Blockchain Developer at Kastech Software Solutions Group?
Open the role on BlockJobs and apply directly, or apply via the original listing. Sign in with LinkedIn to auto-apply to every matching crypto role in one click.
What's the salary for Senior Blockchain Developer?
The listed compensation is USD 140k–150k per year.
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Browse all crypto & web3 jobs →This listing was sourced from web3.career and ranked for crypto candidates. Apply via the original source.