Senior Engineer - Stablecoin Job at Sokin (Belgrade)

Senior Frontend Engineer, Stablecoin

Airwallex is the only unified payments and financial platform for global busines...

Location

Singapore , Singapore

Salary:

Not provided

Airwallex

Expiration Date

Until further notice

Requirements

Have more than 5 years of front-end development experience and more than 2 years of front-end architecture experience
Have experience in developing large-scale financial web systems
Have a computer science or related major, bachelor degree or above
Fluent in English
Proficient in HTML5 / CSS3 / ECMAScript 6 + / TypeScript
Proficient in React, VUE, Angular and corresponding technology stack
Emotion, Styled-Component, SCSS
Familiar with Material UI, Ant Design, Bootstrap 3 or other CSS frameworks
Familiar with HTTP (s) protocol and RESTful specifications
Familiar with Webpack, Polyfill, Rollup.js

Job Responsibility

Coding with the latest version of React and Typescript to build high-quality products
Build micro FE web applications with domain-based design architecture and seamless integration by using a single SPA framework and best practices
Leverage Apollo GraphQL as the backend for frontend(BFF) to build scalable and high-performance node service with simple and contact-based integration with backend
Cooperate with the design team to build a design system and common components, provide universal UI / UX experience across different domain teams, benchmark material-ui and ant design
Deliver NPM package and library widgets with open source project to easy client integration
Leverage GCP & Aliyun K8S / Bucket CDN and Cloudflare to deploy micro FE and node.js service with GitLab CICD best practices
Adopt React testing library/test render / cypress to design high-quality unit test and e2e test with 80%+ coverage
Using contentful and next.js to build nocode / serverless CMS system for corpsite & branding landing pages
Actively engage with frontend guild, research cutting edge technologies, and drive initiatives to build high-quality products and clean up techdebts

What we offer

Impact and Innovation: Join a team where innovation meets impact. With us, you will redefine the technological landscape of the financial world
Diversity and Collaboration: Our strength lies in our diversity and collaborative spirit, ensuring a rich, inclusive workspace
Cutting-edge Technology: You will work with groundbreaking technologies that keep you engaged and continuously learning
Community and Growth: Engage in a vibrant community with guild meetings and shared initiatives that foster knowledge sharing and professional growth
Empowerment: Be part of a team where your contributions spearhead change and your growth knows no bounds in a supportive environment

Fulltime

Senior Frontend Engineer - Stablecoin

We are looking for a passionate Senior Engineer who wants to join our growing te...

Location

Serbia , Belgrade

Salary:

Not provided

Sokin

Expiration Date

Until further notice

Requirements

Prior fintech/regtech product exposure with understanding all the vocabulary, tooling, objects and user journeys and transaction flows together with understanding that UX correctness is as critical as system correctness
Expert in Angular (TypeScript-first) for large-scale applications: architecture, performance, state management, complex forms, routing/guards, and building reusable UI systems
React.js knowledge: able to design, implement, and review production React codebases (modern hooks patterns, performance, component architecture) even if Angular is the primary stack
Good proficiency in backend development (Nest.js (or Node.js) - must)
Experience with blockchain integrations and transaction types
ability to contribute across services that power the frontend workflows
Event-driven/distributed systems mindset
strong SQL + NoSQL skills
familiarity with Docker/Kubernetes and CI/CD
Understanding of payment systems architecture (clearing, settlement, and recs)

Job Responsibility

Own the frontend architecture for a stablecoin platform supporting multiple currencies and blockchains, with a focus on scalability, reliability, and maintainability
Lead the technical strategy for custody, treasury management, and liquidity optimization experiences—turning complex workflows into clear, safe, fast UIs
Establish and enforce frontend security standards and best practices across development, deployment, and monitoring (especially for high-risk financial workflows)
Build UI foundations: shared component patterns, state management conventions, API contract standards, performance budgets, accessibility, and observability
Build and maintain end-to-end integrations surfaced through the product—stablecoin rails, blockchain infrastructure, and related APIs—with robust UX for failure modes and reconciliation
Participate in backend/smart-contract-adjacent work where needed (e.g., shaping flows for escrow/settlement), while keeping ownership of the customer/operator UI quality bar
Build frontend experiences for reconciliation and settlement across blockchain + banking rails, including transparency into statuses, exceptions, and recoveries
Create operator tooling for transaction routing, fee optimization, and continuity (failover/DR visibility and controls)
Implement compliance-facing workflows and admin consoles for transaction monitoring, screening, AML/CFT controls, sanctions screening, and address allow/deny lists
Integrate transaction monitoring, screening, and compliance controls for AML/CFT requirements

New

Senior Engineer VP - Digital Assets

Embark on a transformative journey as a Senior Engineer VP - Digital Assets. At ...

Location

United States , Whippany

Salary:

170000.00 - 230000.00 USD / Year

Barclays

Expiration Date

Until further notice

Requirements

Proven experience designing and building tokenized deposits, bonds, repos, stablecoins, and related digital asset systems in a regulated financial institution
Practical expertise across L1s/L2s, smart contracts, cryptographic services, and interoperability frameworks
Good understanding of token standards, and on-chain settlement concepts
Comfortable owning technical solutions end-to-end, from design and development through testing, deployment, and continuous improvement
Apply DevSecOps discipline, including CI/CD, secrets management, cloud security, and automated testing
Confident using AI-enabled engineering and productivity tooling to accelerate delivery, improve code quality, enhance decision-making and mitigate technology and operational risk

Job Responsibility

Design and develop secure, scalable platforms that enable tokenization, wallet-driven workflows, smart contract functionality, and seamless integration with core enterprise systems
Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools
Ensuring that code is scalable, maintainable, and optimized for performance
Cross-functional collaboration with product managers, designers, and other engineers to define software requirements
Devise solution strategies, and ensure seamless integration and alignment with business objectives
Collaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing
Stay informed of industry technology trends and innovations and actively contribute to the organization's technology communities
Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions
Implementation of effective unit testing practices to ensure proper code design, readability, and reliability

What we offer

Medical, dental and vision coverage
401(k)
Life insurance
Other paid leave for qualifying circumstances
Incentive award
Competitive holiday allowance
Private medical care
Pension contribution

Fulltime

Senior Cloud Engineer - Crypto

As a Senior Cloud Engineer on Sokin’s Crypto team, you will architect, deploy, a...

Location

Serbia , Belgrade

Salary:

Not provided

Sokin

Expiration Date

Until further notice

Requirements

5+ years of professional cloud engineering experience, with at least 2 years in a fintech, payments, or other regulated industry
Proven track record of designing and managing production AWS infrastructure at scale
Hands-on experience with Terraform (or equivalent IaC) and CI/CD pipelines (GitHub Actions preferred)
Experience with containerisation and orchestration (Docker, Kubernetes, ECS/EKS)
Demonstrable experience building or operating blockchain node infrastructure and crypto-related cloud services
Proficiency in AWS with relevant certifications (AWS Solutions Architect Professional or equivalent strongly preferred)
Expertise in scripting and automation (Python, Bash)
Strong understanding of networking (VPC, subnets, VPN, load balancers, service mesh)
Knowledge of blockchain infrastructure — running nodes, RPC providers, on-chain data indexing, and wallet/key management systems
Understanding of stablecoin mechanics — minting/burning, settlement flows, liquidity management, and the major stablecoin protocols and issuers

Job Responsibility

Architect and deploy secure, scalable, and cost-optimised AWS infrastructure to support Sokin’s payments platform, stablecoin settlement services, and real-time transaction processing
Design high-availability, multi-region architectures that meet the latency and throughput demands of cross-border payment flows
Own the end-to-end infrastructure lifecycle — from capacity planning and provisioning through monitoring, optimisation, and decommissioning
Build and maintain blockchain node infrastructure (RPC endpoints, indexers, event listeners) required for on-chain settlement and stablecoin operations
Design and operate secure key management and custody infrastructure for blockchain wallets and transaction signing
Implement infrastructure for fiat on-ramp/off-ramp services, ensuring reliable connectivity between traditional payment rails and blockchain networks
Monitor blockchain node health, chain synchronisation, and mempool conditions to ensure transaction reliability
Develop and maintain IaC using Terraform to automate all infrastructure provisioning, configuration, and lifecycle management
Integrate cloud infrastructure with CI/CD pipelines using GitHub Actions, enabling seamless and repeatable deployments
Implement GitOps workflows and automated testing for infrastructure changes, including policy-as-code compliance checks

Fulltime

Senior Cloud Engineer - Crypto

As a Senior Cloud Engineer on Sokin’s Crypto team, you will architect, deploy, a...

Location

Serbia , Belgrade

Salary:

Not provided

Sokin

Expiration Date

Until further notice

Requirements

5+ years of professional cloud engineering experience
At least 2 years in a fintech, payments, or other regulated industry
Proven track record of designing and managing production AWS infrastructure at scale
Hands-on experience with Terraform (or equivalent IaC) and CI/CD pipelines (GitHub Actions preferred)
Experience with containerisation and orchestration (Docker, Kubernetes, ECS/EKS)
Demonstrable experience building or operating blockchain node infrastructure and crypto-related cloud services
Proficiency in AWS with relevant certifications (AWS Solutions Architect Professional or equivalent strongly preferred)
Expertise in scripting and automation (Python, Bash)
Strong understanding of networking (VPC, subnets, VPN, load balancers, service mesh)
Knowledge of blockchain infrastructure — running nodes, RPC providers, on-chain data indexing, and wallet/key management systems

Job Responsibility

Architect and deploy secure, scalable, and cost-optimised AWS infrastructure to support Sokin’s payments platform, stablecoin settlement services, and real-time transaction processing
Design high-availability, multi-region architectures that meet the latency and throughput demands of cross-border payment flows
Own the end-to-end infrastructure lifecycle — from capacity planning and provisioning through monitoring, optimisation, and decommissioning
Build and maintain blockchain node infrastructure (RPC endpoints, indexers, event listeners) required for on-chain settlement and stablecoin operations
Design and operate secure key management and custody infrastructure for blockchain wallets and transaction signing
Implement infrastructure for fiat on-ramp/off-ramp services, ensuring reliable connectivity between traditional payment rails and blockchain networks
Monitor blockchain node health, chain synchronisation, and mempool conditions to ensure transaction reliability
Develop and maintain IaC using Terraform to automate all infrastructure provisioning, configuration, and lifecycle management
Integrate cloud infrastructure with CI/CD pipelines using GitHub Actions, enabling seamless and repeatable deployments
Implement GitOps workflows and automated testing for infrastructure changes, including policy-as-code compliance checks

What we offer

Inclusive work environment
Agile, flexible working culture

Senior Software Engineer (Blockchain)

Are you ready to shape the future of digital finance? We’re partnering with a pi...

Location

United Kingdom

Salary:

120000.00 GBP / Year

Formula Recruitment

Expiration Date

Until further notice

Requirements

Senior level experience in fullstack and blockchain engineering
Deep expertise in Solidity, TypeScript, and EVM-based smart contract development
Strong understanding of DeFi primitives, stablecoin mechanics, and treasury operations
Experience with distributed systems, microservices, and modern CI/CD pipelines
Familiarity with compliance-aware systems (KYC, AML) and security best practices
Proficiency in React or Next.js for front-end development

Job Responsibility

Architect and implement smart contracts for core financial operations
Build backend services and APIs that ensure secure, real-time transaction flows
Develop responsive, user-friendly front-end interfaces for seamless experiences
Design and integrate yield-generating protocols and treasury management tools
Collaborate with cross-functional teams to ensure compliance, scalability, and security
Drive engineering excellence through best practices, testing, and mentorship

What we offer

Bonus
Fully remote working environment
Work on transformative technology redefining digital money
Join a well-funded organisation with resources to innovate at scale
Collaborate with a world-class team in a high-impact role
Competitive compensation and benefits package

Fulltime

New

Director, Solution Architect, Digital Assets & Tokenized Payments

Purpose of the role: To design, develop, and implement solutions to complex busi...

Location

India , Pune

Salary:

Not provided

Barclays

Expiration Date

Until further notice

Requirements

Define and lead the end-to-end architecture strategy for Digital Assets and Tokenized Payments, covering business, application, data, integration, control, security, and operational architecture across the broader payments ecosystem
Bring deep domain expertise in payments, including cross-border payments, domestic payments, real-time payments, payment hubs, payment engines, orchestration layers, clearing and settlement models, and associated payment lifecycle controls
Operate at the intersection of traditional payments and digital asset infrastructure, with the ability to design architectures that bridge DLT/blockchain-based ecosystems with existing bank payment platforms, core systems, channels, compliance controls, and client servicing journeys
Demonstrate strong understanding of the broader digital asset ecosystem, including blockchain/DLT concepts, tokenized deposits, stablecoins, wallets, custody, smart contracts, on-chain/off-chain integration patterns, settlement models, and emerging market infrastructure relevant to enterprise banking and payments
Assess and articulate the end-to-end impact of onboarding traditional payment journeys onto tokenized or DLT-based infrastructure, including implications across DDA integration, account servicing, client onboarding, billing, reconciliation, liquidity, compliance, controls, operations, support, and risk management
Shape target-state solution architecture aligned to business outcomes and client experience, ensuring that digital asset and tokenized payment capabilities are designed not as isolated technology components, but as part of an integrated end-to-end client journey and enterprise operating model
Engage credibly with CxO-level stakeholders, senior business leaders, product teams, operations, risk, compliance, legal, and engineering teams to explain complex architecture decisions in clear business language, influence strategic direction, and secure alignment on investment and execution priorities
Lead architecture discussions with industry partners, market infrastructures, fintechs, vendors, and internal platform teams, evaluating solution options, integration models, control boundaries, scalability, resiliency, and fit for enterprise adoption
Provide architectural leadership on solution options, trade-offs, and decision-making, balancing innovation, regulatory considerations, security, operational readiness, client needs, cost, time-to-market, and long-term strategic architecture principles
Educate and influence stakeholders across business and technology on the practical implications of digital asset adoption in payments, including how tokenized payment models affect existing processes, control frameworks, operating models, product constructs, and client propositions

Job Responsibility

Define and lead the end-to-end architecture strategy for Digital Assets and Tokenized Payments, covering business, application, data, integration, control, security, and operational architecture across the broader payments ecosystem
Bring deep domain expertise in payments, including cross-border payments, domestic payments, real-time payments, payment hubs, payment engines, orchestration layers, clearing and settlement models, and associated payment lifecycle controls
Operate at the intersection of traditional payments and digital asset infrastructure, with the ability to design architectures that bridge DLT/blockchain-based ecosystems with existing bank payment platforms, core systems, channels, compliance controls, and client servicing journeys
Demonstrate strong understanding of the broader digital asset ecosystem, including blockchain/DLT concepts, tokenized deposits, stablecoins, wallets, custody, smart contracts, on-chain/off-chain integration patterns, settlement models, and emerging market infrastructure relevant to enterprise banking and payments
Assess and articulate the end-to-end impact of onboarding traditional payment journeys onto tokenized or DLT-based infrastructure, including implications across DDA integration, account servicing, client onboarding, billing, reconciliation, liquidity, compliance, controls, operations, support, and risk management
Shape target-state solution architecture aligned to business outcomes and client experience, ensuring that digital asset and tokenized payment capabilities are designed not as isolated technology components, but as part of an integrated end-to-end client journey and enterprise operating model
Engage credibly with CxO-level stakeholders, senior business leaders, product teams, operations, risk, compliance, legal, and engineering teams to explain complex architecture decisions in clear business language, influence strategic direction, and secure alignment on investment and execution priorities
Lead architecture discussions with industry partners, market infrastructures, fintechs, vendors, and internal platform teams, evaluating solution options, integration models, control boundaries, scalability, resiliency, and fit for enterprise adoption
Provide architectural leadership on solution options, trade-offs, and decision-making, balancing innovation, regulatory considerations, security, operational readiness, client needs, cost, time-to-market, and long-term strategic architecture principles
Educate and influence stakeholders across business and technology on the practical implications of digital asset adoption in payments, including how tokenized payment models affect existing processes, control frameworks, operating models, product constructs, and client propositions

What we offer

Competitive holiday allowance
Life assurance
Private medical care
Pension contribution

Fulltime

Digital Assets Risk Specialist, Approvals & Portfolio Oversight, Senior Vice President

This role sits within newly created Digital Assets Risk Management team, part of...

Location

Ireland , Dublin

Salary:

109920.00 - 164880.00 EUR / Year

Citi

Expiration Date

Until further notice

Requirements

Extensive experience with at least 2-3 years with direct experience in a blockchain native, large, complex financial institution or consultancy in Digital Assets role
Deep subject matter expertise in identifying and assessing risks unique to the digital asset class, including smart contract vulnerabilities, consensus mechanism exploits, specific DeFi protocol risks, and the nuances of various asset types like stablecoins, and tokenized securities
Sophisticated understanding of the end-to-end digital asset lifecycle, from issuance through to secure custody, on-chain transaction finality, with the ability to embed risk controls at each stage
Ability to build a risk and control framework tailored to digital assets, incorporating on-chain data monitoring for risk indicators, establishing governance for protocol interactions, and setting limits for specific crypto-asset exposures and concentrations
Ability to act as a key advisor on new digital asset initiatives from risk management perspective
Experience operating effectively in high-pressure, fast-paced environments, demonstrating resilience and sound judgment under ambiguity, particularly within an evolving regulatory and competitive landscape
Bachelor's degree required
Master's degree preferred

Job Responsibility

Strategic Risk Review & Analysis
Act as a key contributor to the 2nd Line of Defense (2LOD) approval authority for Digital Asset use cases firm-wide, supporting the assessment of the aggregate risk posture within their domain of expertise
Contributes to the implementation of the strategic vision for Digital Asset risk management within the portfolio, ensuring frameworks are effectively applied and aligned with Citi's risk appetite
Participate in efforts to challenge existing processes and contribute to the re-engineering of workflows to unlock efficiency and simplicity in Digital Asset risk management
Independent Analysis & Credible Challenge Support
Provide independent analysis and recommendations on Digital Asset initiatives, from strategy and design through execution and post-production monitoring, leveraging technical expertise in their chosen domain
Demonstrate deep subject matter expertise in critical Digital Asset risk areas, including market integrity, liquidity risk, operational resilience, smart contracts, distributed ledger technology, cryptography, custody solutions, interoperability, anti-money laundering (AML), combating the financing of terrorism (CFT), sanctions compliance, and consumer protection, to assess and mitigate novel risks, ensuring all Digital Asset use cases are robust and compliant with existing and emerging regulations, including new regulations related to stablecoins and crypto that have emerged in recent years
Assist in conducting thematic reviews to identify emerging risk trends and ensure the Control environment remains effective as Digital Asset technology evolves
Governance, Execution & Continuous Improvement
Support the execution and continuous refinement of the Digital Assets Risk Management Framework, assisting in adapting processes to meet evolving technological and regulatory demands

What we offer

A chance to develop in a highly innovative environment where you can use the newest technologies in a top-quality organizational culture
Professional development in a truly global environment
Inclusive and friendly corporate culture where gender diversity and equality is widely recognized
A supportive workplace for professionals returning to the office from childcare leave
An enjoyable and challenging learning path, which leads to a deep understanding of Citi’s products and services
We work hard to have a positive financial and social impact on the communities we serve
In turn, we put our employees first and provide the best-in-class benefits they need to be well, live well and save well
business casual workplace with a hybrid working model (up to 2 days working at home per week)
receive a competitive base salary (which is annually reviewed)

Fulltime

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Senior Engineer - Stablecoin

Job Description

Job Responsibility

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