Senior Blockchain Engineer
AI summary
Kredete Limited is hiring a Senior Blockchain Engineer to design and scale blockchain-powered cross-border payment infrastructure. The role involves building smart contracts across Ethereum, Stellar, Solana and other networks, integrating with wallets and custodians, and collaborating with product and compliance teams. Candidates need 5+ years of software engineering experience with strong blockchain development skills.
- Build and scale blockchain-powered cross-border payment infrastructure
- Work with multiple networks including Ethereum, Stellar, Solana and Polygon
- 5+ years professional software engineering experience required
- Strong smart contract development skills in Solidity or Rust
- Collaborate with product, compliance and engineering teams
AI job guide
Use this guide to check salary signals, requirements, documents, application steps and safety before you apply.
AI salary guide
Not enough public dataNot enough public salary data is available for this exact role. Before applying, prepare to ask about gross pay, benefits, contract length, probation period, transport and any allowances.
Can you qualify for this role?
- Required5+ years of relevant experienceThe job post includes a minimum experience signal.
- RequiredEducation or certification mentioned in the postThe captured text mentions education, a diploma, certificate, or licence.
- PreferredPractical evidence in security, internship, segurancaThe tags and summary point to skills connected with this role.
- RequiredAvailability to work in Not specifiedThe vacancy is associated with this location.
Documents to prepare
- Likely requiredUpdated CV
- Role specificCover letter or short employer message
- OptionalProfessional references
- Role specificAcademic or professional certificates
- VerifyID or passport only after verifying the employer
Application tips for this job
- Place your strongest Senior Blockchain Engineer evidence in the first half of your CV.
- In your cover letter or employer message, connect your experience to Kredete Limited and the role in Not specified.
- Add concrete examples related to security, internship, seguranca, ideally with measurable outcomes or clear responsibilities.
- Follow the instructions from Jobzilla Nigeria; avoid sending documents to unofficial contacts or copied links.
- Confirm the deadline, interview location and employer contact before sharing personal documents.
- Prepare a polite question about pay, benefits and contract terms for later interview stages.
Source and safety check
- Jobzilla Nigeria
- Original source link available
- Application method is clear
- Deadline not specified
- No major risk signal was detected in the captured text.
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Interview preparation
- What experience makes you a strong fit for this Senior Blockchain Engineer role in security, internship?
- How have you handled responsibilities similar to those in this job post?
- Are you available to work in Not specified under the listed contract or schedule?
- Prepare examples with clear responsibilities, tools used and measurable outcomes.
- Review the source and research Kredete Limited before the interview.
Ask what the first priorities will be in the role and how success will be measured.
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Original source description
We are looking for a Senior Blockchain Engineer to build and scale our blockchain powered cross-border payment infrastructure. In this role, you will design secure smart contracts, integrate with multiple networks (Ethereum, Stellar, Solana, etc.), and collaborate with product and compliance teams to deliver high-performance financial products. If you have deep experience: in blockchain architecture, wallet management and payment systems, and you thrive on solving complex security and scalability challenges, this is the role for you. What you'll do Collaborate closely with product managers, backend engineers, frontend developers, compliance teams, and other stakeholders to deliver blockchain-enabled financial products. Implement robust security controls and conduct smart contract reviews, audits, and vulnerability assessments. Design, build, and maintain blockchain-powered payment infrastructure that enables secure and efficient cross-border transactions. Monitor and improve blockchain infrastructure, node operations, transaction processing, and network performance. Design and optimize transaction workflows, wallet management systems, and on-chain/off-chain reconciliation processes. Stay current with emerging blockchain technologies, protocols, standards, and industry best practices. Integrate blockchain technologies with internal payment systems, wallets, custodians, and third-party financial services. Develop, deploy, and maintain smart contracts across multiple blockchain networks. Work with wallet providers, custodians, liquidity partners, and multiple blockchain protocols to support global payment operations. Manage the architecture and development of scalable blockchain systems, ensuring high availability, performance, and reliability. Qualifications Strong proficiency in smart contract development using languages such as Solidity, Rust, or equivalent blockchain programming languages. Experience: integrating blockchain networks with wallets, exchanges, custodial solutions, and payment providers. Strong communication skills with the ability to explain technical concepts to both technical and non-technical stakeholders. Strong understanding of APIs, backend systems, databases, and cloud infrastructure. Bachelor's or Master's Degree in Computer Science, Engineering, or a related technical field. Strong experience: building blockchain-based financial products, payment systems, remittance platforms, or digital asset infrastructure. Experience: working with one or more blockchain ecosystems such as (Ethereum, Stellar, Polygon, Solana, Avalanche) Deep understanding of blockchain architectures, consensus mechanisms, cryptographic principles, and distributed systems. Strong knowledge of blockchain security, key management, wallet architecture, transaction signing, and secure development practices. 5+ years of professional software engineering experience, including significant hands-on blockchain development experience. Experience: designing and deploying production-grade, highly scalable blockchain systems. Excellent problem-solving, debugging, and analytical skills. Nice to Have: Experience: integrating blockchain infrastructure into traditional financial systems and banking workflows. Experience: with blockchain analytics, monitoring, and transaction risk tools. Knowledge of Web3 technologies, decentralized identity, tokenization, and digital asset compliance frameworks. Contributions to open-source blockchain projects or active participation in the blockchain ecosystem. Prior experience: working in fintech, payments, banking, remittance, or financial services. Experience: building stablecoin, remittance, treasury, or digital asset payment products. Experience: with institutional custody, MPC wallets, or digital asset security platforms. Preferred Technologies: Rust Blockchain Nodes & Infrastructure Solidity TypeScript / Node.js Payment Systems Docker & KuberneteS. Web3 APIs Smart Contract Security & Auditing Wallet Integrations AWS / Cloud Infrastructure PostgreSQL / MongoDB Why Join Kredete Opportunity to help shape the future of cross-border financial infrastructure Fast execution environment with meaningful career growth opportunities Exposure to global markets, fintech innovation, and emerging payment systems Small, high-performing teams with strong ownership and autonomy. Collaborative and mission-driven culture focused on building products customers genuinely love. Compensation + Equity-linked incentive package High-impact role with direct visibility into company growth and strategy How to Apply Interested and qualified candidates should: Click here to apply online View all Jobs in Nigeria Lagos State Blockchain Engineer job vacancies in Nigeria