16 Crypto & Blockchain jobs in Nigeria

Juicyway is building the future of African payments. We help businesses manage cross-border payments, FX conversions, and global liquidity with speed, transparency, and reliability. Our mission is to enable all Africans to participate in the global market on equal footing.

As we expand, we are moving into crypto as a new frontier in trading and liquidity. This is a pivotal step in our growth, and we are looking for our first Crypto Trader to lead the way.

The Role

This isn't a typical trading job. As Juicyway's first Crypto Trader, you'll be redefining how we do business. You will be the linchpin of our trading function, responsible for sourcing, negotiating, and executing crypto trades that unlock liquidity for Juicyway and our customers.

You'll leverage your network of crypto sellers and buyers to execute deals quickly, efficiently, and profitably. Whether we need to buy or sell, you'll know who to call, how to negotiate, and how to close.

This is an entrepreneurial, high-impact role. You'll have the freedom and responsibility to shape Juicyway's crypto trading from the ground up, creating processes, building relationships, and helping us capture new opportunities in one of the fastest-moving industries in the world.

Trading & Execution

• Execute crypto buy and sell trades quickly and efficiently, ensuring competitive pricing and strong liquidity.
• Manage spreads, monitor positions, and optimize profitability on every trade.
• Ensure accurate and timely settlement of all trades.

Market Development & Relationships

• Build and maintain a strong network of crypto sellers, buyers, OTC desks, exchanges, and HNIs.
• Must be able to consistently match or undercut prevailing P2P market rates
• Leverage existing contacts to ensure Juicyway has access to liquidity on both sides of the market.
• Negotiate terms and build trusted relationships to expand Juicyway's reach and influence in the crypto ecosystem.

Risk & Compliance

• Ensure all trading activity complies with Juicyway's policies, internal controls, and regulatory requirements.
• Identify and mitigate risks in counterparties, pricing, and market volatility.
• Maintain transparent records of trades and counterparties for reporting and audit purposes.

Systems & Process Building

• Design and implement the systems, tools, and processes that will serve as the foundation of Juicyway's trading desk.
• Establish best practices for trade execution, reporting, and liquidity management.
• Collaborate with Finance and Operations to integrate trading activity into company-wide systems.

Collaboration & Strategy

• Align trading activity with Juicyway's growth and liquidity strategy.
• Provide insights to inform pricing, product decisions, and customer opportunities.
• Support the commercial team with liquidity insights that enhance sales and account management efforts.

Market Intelligence

• Stay on top of crypto and FX market trends, liquidity flows, and emerging opportunities.
• Provide regular updates on market conditions and recommend tactical and strategic moves.
• Identify opportunities for Juicyway to expand its trading footprint in crypto and beyond.

• A strong network of contacts in the crypto industry — especially sellers, buyers, OTC desks, and HNIs.
• Proven ability to consistently access liquidity at or below P2P market rates through your existing relationships.
• Proven experience executing crypto trades, ideally in a trading, brokerage, or liquidity role.
• Strong understanding of market structure, spreads, and liquidity dynamics.
• Ability to move quickly, close deals, and deliver results under pressure.
• Entrepreneurial mindset — comfortable building something from scratch.
• Strong negotiation and relationship-building skills.
• High integrity and professionalism in all trading activities.

Juicyway is at an inflection point. We've already processed over $2bn in transactions, we're live in 6 countries, and we hold licenses across Nigeria, the US, Canada, and the UK. We're scaling fast and laying the foundations for exponential growth. Joining now means stepping onto the rocketship as it takes off — shaping how we grow, scale, and earn trust across Africa and the globe.

Perks & Benefits

• Competitive compensation
• Unlimited PTO
• Generous parental leave
• The opportunity to build from the ground up, with your impact visible every day

Why Join Juicyway?

This is a rare opportunity to be the first. As Juicyway's first Crypto Trader, you will:

• Redefine how we trade by building our crypto trading capability from the ground up.
• Be the linchpin of our trading operations, connecting Juicyway to liquidity across the crypto ecosystem.
• Shape the future of payments in Africa by bringing crypto into our trading mix.
• Have a blank canvas to design systems, processes, and relationships that will scale with us.
• Join a bold, ambitious team that is reimagining how Africa participates in the global market.

This isn't just another trading job. It's the chance to write the playbook, make the deals, and shape the future of Juicyway's trading business.

Company Description

We suggest you enter details here.

Role Description

This is a full-time remote role for a Volunteer Solidity Developer. The Volunteer Solidity Developer will be responsible for designing, implementing, and supporting blockchain applications using Solidity. Key responsibilities include back-end web development, writing smart contracts, peer code reviews, and collaborating with cross-functional teams to design and optimize systems. The role will include debugging and optimizing Solidity code, ensuring the application meets performance benchmarks, and following industry best practices in software development.

Qualifications

• Proficiency in Programming and Object-Oriented Programming (OOP)
• Strong skills in Computer Science and Back-End Web Development
• Experience in Software Development and writing smart contracts
• Excellent problem-solving and debugging skills
• Ability to work independently and remotely
• Strong communication and collaborative skills

Role Description

This is a full-time 100% remote role for a Blockchain Support Engineer. The Blockchain Support Engineer will be responsible for providing technical support, troubleshooting, and ensuring the smooth operation of blockchain systems. The individual will assist customers with issues related to blockchain technology, ensuring timely resolution and high customer satisfaction. Responsibilities also include maintaining and improving support documentation, collaborating with development teams, and staying updated with the latest blockchain technologies and trends.

Qualifications

• Troubleshooting and Technical Support skills
• Customer Support and Customer Service skills
• Proficiency with various Operating Systems
• Strong analytical and problem-solving skills
• Excellent written and verbal communication skills
• Ability to work independently and manage time effectively
• Experience in the blockchain technology field is a plus
• Bachelor's degree in Computer Science, Information Technology, or related field

Today

Lagos Contract

IT & Telecoms NGN 150, ,000

Easy Apply

Blockchain Developers specialize in creating decentralized applications (dApps) and integrating blockchain platforms into existing systems. They leverage blockchain technology, cryptography, and smart contract development to build secure, efficient systems for diverse applications such as finance, supply chain

• Minimum Qualification : HND
• Experience Level : Entry level
• Experience Length : 2 years

Responsibilities:

• Testing and debugging. Conduct rigorous testing to identify and fix bugs, ensuring high-quality performance and compliance with blockchain protocols.
• Ensuring security. Implement cryptographic methods to secure blockchain systems against vulnerabilities and cyber threats.
• Designing blockchain systems. Develop blockchain architecture, including smart contracts and consensus algorithms, to support scalable and secure systems.
• Implementing smart contracts. Write and deploy smart contracts using programming languages like Solidity and Python on platforms like Ethereum and Hyperledger.
• Developing dApps. Create decentralized applications with seamless user interfaces and optimized functionality for blockchain networks.
• Optimizing blockchain systems. Enhance the scalability and efficiency of blockchain networks to support increasing demand.
• Collaborating with teams. Work with cross-functional teams, including front-end and back-end developers, to integrate blockchain technology into applications.
• Maintaining blockchain platforms. Monitor and update blockchain applications to ensure reliability and functionality over time.
  Researching advancements. Stay informed about new blockchain technologies, tools, and best practices to drive innovation.

Requirements:

• 2 years' experience
• HND/Degree in a related field

Job Title – Blockchain Front-End Developer (Advanced Level)

We are seeking an experienced Blockchain Front-End Developer to lead the design and development of a fintech application that integrates digital wallets, smart contracts, and a trading platform. The ideal candidate will have deep expertise in blockchain technologies, strong front-end development skills, and experience building secure, scalable, and user-friendly decentralized applications (dApps).

Key Responsibilities

• Design, develop, and maintain the 
  front-end architecture
   for a fintech app with wallet integration, smart contracts, and trading features.
• Implement 
  secure wallet functionalities
   (e.g., MetaMask, WalletConnect, or custom wallet solutions).
• Collaborate with blockchain engineers to integrate 
  smart contract interactions
   into the front end.
• Develop 
  real-time trading dashboards
   and order-book interfaces with responsive and intuitive UI/UX.
• Optimize application performance, scalability, and security, ensuring protection against vulnerabilities.
• Work with APIs, SDKs, and blockchain nodes to ensure seamless data flow between the app and blockchain networks.
• Collaborate with product managers, designers, and backend engineers to deliver high-quality features.
• Stay updated on latest blockchain, DeFi, and Web3 front-end trends and recommend best practices.
• Write 
  clean, maintainable, and testable code
   with proper documentation.

Qualifications & Skills

Education & Experience:

• Bachelor's degree in Computer Science, Engineering, or related field (Master's preferred).
• Minimum 
  5–7 years
   of front-end development experience, with 
  3+ years in blockchain/Web3 projects
  .
• Proven track record in building 
  fintech, DeFi, or crypto trading applications
  .

Technical Expertise:

• Strong proficiency in 
  JavaScript, TypeScript, , , and Redux
  .
• Hands-on experience with 
  , , or similar libraries
  .
• Familiarity with 
  Ethereum, Polygon, Binance Smart Chain, or other EVM-compatible blockchains
  .
• Experience integrating 
  crypto wallets
   (MetaMask, WalletConnect, Ledger, etc.).
• Understanding of 
  smart contracts (Solidity)
   and their interaction with front-end systems.
• Strong knowledge of 
  RESTful APIs, GraphQL, and WebSocket protocols
   for real-time trading features.
• Familiarity with 
  security best practices
   in blockchain/fintech apps (e.g., preventing re-entrancy, handling private keys, protecting user data).
• Knowledge of UI frameworks (TailwindCSS, Material-UI, Chakra UI) and responsive design.

Soft Skills:

• Strong problem-solving and analytical skills.
• Ability to work in a 
  fast-paced startup/fintech environment
  .
• Excellent communication and collaboration abilities.
• Strong attention to detail with a passion for building seamless user experiences.

Preferred Experience (Bonus):

• Experience with 
  DeFi protocols, DEXs, or NFT marketplaces
  .
• Knowledge of 
  Layer 2 solutions
   (Arbitrum, Optimism, zkSync).
• Familiarity with 
  Docker, Kubernetes, CI/CD pipelines
   for deployment.
• Understanding of 
  trading algorithms and financial market structures
  .

Salary & Benefits

• Competitive salary (depending on experience).
• Flexible/remote work options.
• Opportunity to work on cutting-edge fintech and blockchain projects.
• Performance bonuses and potential 
  token/equity incentives
  .

About Interswitch

Interswitch is an Africa-focused integrated digital payments and commerce company that facilitates the electronic circulation of money as well as the exchange of value between individuals and organizations on a timely and consistent basis. Our vision is to build an Africa where payment is a seamless part of everyday life.

Job Summary

We are looking for a highly skilled Blockchain Engineer to join our innovative team. The ideal candidate will have a strong background in blockchain technology, smart contract development, and decentralized application (dApp) architecture. This role requires deep technical expertise and the ability to design, develop, and implement blockchain solutions that meet business needs.

Responsibilities:

• Blockchain Development:
  Design, develop, and deploy blockchain-based solutions, including smart contracts and decentralized applications (dApps).
• Smart Contract Programming:
  Write and test secure smart contracts using languages such as Solidity, Rust, or Go.
• Network Management:
  Set up and manage blockchain nodes, ensuring the security, performance, and scalability of the network.
• Integration:
  Integrate blockchain solutions with existing systems and applications, ensuring seamless functionality across platforms.
• Security and Auditing:
  Implement rigorous security measures and conduct regular audits to ensure the integrity and confidentiality of blockchain solutions.
• Collaboration:
  Work closely with product managers, designers, and other engineers to design and implement new features.
• Documentation:
  Maintain thorough documentation of the blockchain architecture, development processes, and smart contract codebases.
• Continuous Learning:
  Stay updated with the latest developments in blockchain technology and apply this knowledge to improve and innovate existing systems.
• Troubleshooting:
  Identify, diagnose, and resolve issues related to blockchain functionality and performance.

Required Qualifications

• Education:
  Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent experience.
• Experience:
  Proven experience as a Blockchain Engineer or in a similar role, with hands-on experience in blockchain platforms like Ethereum, Hyperledger, or Polkadot.
• Technical Skills:
• Proficiency in programming languages such as Solidity, JavaScript, Python, or Rust.
• Experience with blockchain frameworks and tools such as Truffle, Hardhat, or Remix.
• Knowledge of cryptographic principles and secure coding practices.
• Familiarity with decentralized finance (DeFi) protocols and token standards (e.g., ERC-20, ERC-721).
• Experience with version control systems like Git and CI/CD pipelines.

Preferred Qualifications

• Experience with cross-chain interoperability and layer-2 scaling solutions.
• Familiarity with consensus algorithms (e.g., Proof of Work, Proof of Stake).
• Contributions to open-source blockchain projects.
• Understanding of software development best practices, including Agile methodologies.
• Knowledge of cloud platforms (AWS, Azure) and their blockchain services.

Due to the high volume of applications, only shortlisted candidates will be contacted.

Block chain developer.

Multi-Chain Smart Contract Developer

Experience in Solidity (EVM), Solana, Cosmos, Tron.

Strong in Rust and blockchain dev stack.

Deep understanding of multi-signature wallets/ Safe wallets, and related protocols.

Today

W

Lagos Full Time

IT & Telecoms Confidential

• Minimum Qualification :
• Experience Level : Mid level
• Experience Length : 3 years

Job Title

Blockchain Back-End Engineer – DeFi/Web3

Location

Remote or Hybrid (Ikeja)

Employment Type

Full-time

About the Role

We're building a next-generation DeFi product designed to enable secure, high-throughput transactions and smart-contract interactions on the blockchain. You'll architect and implement the server-side logic that powers our Web3 platform, integrate with decentralized protocols, and ensure the performance, scalability, and security of our backend systems.

Key Responsibilities

• Design and develop scalable back-end services for DeFi applications (APIs, microservices, data pipelines).
• Implement and maintain smart contract interactions (Solidity or other chain-specific languages).
• Integrate multiple blockchain networks (e.g., Ethereum, Layer 2s, other EVM-compatible chains).
• Build and maintain secure user authentication, wallet management, and transaction signing flows.
• Optimize performance of blockchain nodes and related infrastructure.
• Set up monitoring, logging, and automated testing for high availability and fault tolerance.
• Collaborate closely with front-end, DevOps, and product teams to deliver end-to-end features.

Required Skills & Experience

• 3+ years of professional back-end development experience , Go, Rust, or similar).
• Strong understanding of blockchain fundamentals: consensus mechanisms, smart contracts, token standards (ERC-20, ERC-721, etc.).
• Experience with Solidity, , and interacting with EVM-compatible chains.
• Proficiency with databases (PostgreSQL, MongoDB) and caching (Redis).
• Familiarity with containerization (Docker, Kubernetes) and cloud services (AWS/GCP/Azure).
• Knowledge of cryptography basics (public/private keys, hashing, digital signatures).
• Solid grasp of security best practices for DeFi, including prevention of re-entrancy, front-running, and other common exploits.

Nice-to-Have

• Experience with Layer 2 scaling solutions (Optimistic or ZK rollups).
• Familiarity with cross-chain bridges and interoperability protocols (Cosmos, Polkadot, etc.).
• Background in high-frequency or financial trading systems.
• Contributions to open-source blockchain projects.

Education

Bachelor's degree in Computer Science, Engineering, or related field, or equivalent practical experience.

What We Offer

• Competitive salary and token/equity incentives.
• Opportunity to shape the core architecture of a cutting-edge DeFi product.
• Flexible working hours and remote-friendly culture.
  Budget for professional development and conference participation.

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About Kredete

Kredete is a financial technology platform designed to help African immigrants build credit and send money instantly to over 30 African countries. Using stablecoins and modern payment systems, we make it easy and affordable for businesses to move money across borders. Our mission is to provide accessible, secure, and low-cost financial solutions that improve cash flow and support financial growth for individuals and businesses.

With Kredete, we're connecting people and communities to better financial opportunities globally.

We are looking for a talented and high impact Stablecoin Engineer to drive our growth, he/she will be responsible for the architecture and building of a scalable and reliable system, guiding other engineers through the complexities of blockchain integration and global payment infrastructure.

What You'll Do:

• Build internal ledgering systems that track balances across multiple chains and token types
• Integrate stablecoin infrastructure into Kredete's existing payment infrastructures, enabling seamless conversion between any supported currency and stablecoins
• Lead and grow a focused, high-impact engineering team building stablecoin infrastructure from the ground up.
• Design and implement secure systems for key management, transaction signing, gas fee management, and blockchain integration
• Own services that manage the full lifecycle of stablecoin transactions mint, burn, transfer, reconciliation
• Work with engineers to write, review, and ship production code
• Collaborate with product and compliance to deliver reliable and auditable services

Who You Are:

• Experience in FX payments, Core banking, open banking or financial infrastructure
• Experienced engineer with 5+ with deep expertise in object-oriented design and production-grade software development, including at least one strongly typed language (e.g. Kotlin, Java, C#, C++, Rust,Python)
• Experience or strong understanding of Web3 technologies, including blockchain fundamentals, smart contracts, or decentralized systems is a major plus
• An astute communicator, working well with product, compliance and all non-technical teams.
• Proven experience building and integrating blockchain infrastructure (wallets, transaction flows, key management, etc.) into larger financial systems
• Experienced in integrating new systems into legacy or distributed environments without introducing instability or regressions.
• Strong grasp of secure system design, particularly around private key handling, signing, encryption, and operational controls
• You mentor engineers through regular code reviews and technical guidance, and encourage sharing practical knowledge across the team
• Able to quickly pick up unfamiliar tools or frameworks when needed and adjust to changing technical priorities.

What We Offer

• Rewarding pay
• Team bonuses and office-based perks
• Premium HMO Plan
• Professional development and an opportunity to work with a team that is changing the financial future of Africa and immigrants globally.

Opportunity: At Kredete, we are proud to be an equal opportunity employer. We value diversity and all applicants seeking employment with us are strictly based on merit, competency and qualifications. We do not discriminate based on religion, race, national origin, sexual orientation, sex, marital or family status, disability or gender.

Data Protection: By applying to this role, you consent to the collection and processing of your personal data by Kredete for the purposes of assessing your suitability for the advertised position. All personal data will be processed in accordance with applicable data protection laws.