CrawlJobs Logo

Senior/ Staff Software Engineer, Core Banking

airwallex.com Logo

Airwallex

Location Icon

Location:
Singapore , Singapore

Category Icon

Job Type Icon

Contract Type:
Not provided

Salary Icon

Salary:

Not provided

Job Description:

The Core Banking Platform team is crucial in powering Airwallex's global operations by facilitating client wallet transactions and ensuring the financial accuracy of client ledgers. Primarily based in Singapore, our lean team delivers a robust, high-performance distributed multi-currency wallet platform that supports the continuous growth of Airwallex products like global transfers, payments and acquiring, card issuing, and lending. As a dynamic group of engineers, we not only build impactful platforms and products but also develop tools and processes to enhance our efficiency and effectiveness.

Job Responsibility:

  • Develop Cutting-edge Solutions: Lead the development of a transaction engine focused on scalability, financial accuracy, and adaptability
  • Build and maintain a distributed multi-currency wallet platform, providing precise financial oversight for client ledgers
  • Collaborate across teams with product and other engineer teams to ensure alignment between technical solutions and business objectives
  • Innovate productivity-enhancing tools and processes, exploring AI opportunities to continually improve our engineering practices and system observabilities
  • Thrive in a collaborative, energetic team environment that encourages innovation and continuous learning

Requirements:

  • 5+ years experience in modern engineering practices focused on continuous integration/delivery and quality engineering
  • A commitment to producing high quality and well tested solutions
  • Strong computer science fundamentals/JVM based programming
  • Systems design experience
  • Experience working with high throughput / low latency / HA distributed systems
  • Experience in API design best practices
  • Familiar with HTTP, TCP / IP protocol and REST specifications
  • Mastery of Gradle / Maven or other build tools
  • Familiar with the use of Docker cluster / Kubernetes
  • Fluent English communication skills

Nice to have:

  • Experience in Kotlin / Scala
  • Asynchronous ‘reactive’ programming (RxJava, Akka, Spring Reactor, Vert.x)
  • Kafka event streams
  • GCP, Alicloud or AWS (EC2, RDS, ELB, CloudFront, etc) and Kubernetes exposure
  • Operational tooling such as Splunk, New Relic, StatsD, Elk, Datadog, Prometheus

Additional Information:

Job Posted:
February 21, 2026

Employment Type:
Fulltime
Work Type:
On-site work
Job Link Share:

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Senior/ Staff Software Engineer, Core Banking

Senior Development and Quality Engineer

The Senior Development and Quality Engineer accomplishes results through the man...
Location
Location
United Kingdom , Belfast
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Knowledge of handling high data volumes (ETL) using Java Spring Batch, Multi-Threading, Job Scheduling
  • Experience in working with Spring (Core, Integration, Batch)/Hibernate and Messaging technologies like MQ,KAKFA/ActiveMQ and proven experience with using them in a large scale environment
  • Solid knowledge of SQL in the context of a major RDBMS such as DB2, Oracle
  • Substantial IT Testing experience required
  • Excellent knowledge of software Java development, testing techniques and testing tools
  • Knowledge of any well-known software development and testing life-cycle methodology
  • Requires communication and diplomacy skills and an ability to persuade and influence
  • Familiar with major banking protocols, such as SWIFT 15022, 20022 and FIX
Job Responsibility
Job Responsibility
  • Performs initiatives related to Development and User Acceptance Testing (UAT) process and product rollout into production
  • Manages multiple Development or an IT Quality functional area (depending on size of business)
  • Resolves complex and highly variable issues
  • Analyses trends at an organizational level to improve processes
  • follows and analyses industry trends
  • Develops and designs standards and procedures
  • ensures that they are adhered to throughout the software development life cycle
  • Manages organizational process change
  • Develops and implements methods for cost, effort and milestones of Development and Quality activities
  • Strives for continuous improvements and streamlining of processes
  • Fulltime
Read More
Arrow Right

Senior Development and Quality Engineer

The Senior Development and Quality Engineer accomplishes results through the man...
Location
Location
United Kingdom , Belfast
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Knowledge of handling high data volumes (ETL) using Java Spring Batch, Multi-Threading, Job Scheduling
  • Experience in working with Spring (Core, Integration, Batch)/Hibernate and Messaging technologies like MQ,KAKFA/ActiveMQ and proven experience with using them in a large scale environment
  • Solid knowledge of SQL in the context of a major RDBMS such as DB2, Oracle
  • Substantial IT Testing experience required
  • Excellent knowledge of software Java development, testing techniques and testing tools
  • Knowledge of any well-known software development and testing life-cycle methodology
  • Requires communication and diplomacy skills and an ability to persuade and influence
  • Familiar with major banking protocols, such as SWIFT 15022, 20022 and FIX
Job Responsibility
Job Responsibility
  • Performs initiatives related to Development and User Acceptance Testing (UAT) process and product rollout into production
  • Manages multiple Development or an IT Quality functional area
  • Resolves complex and highly variable issues
  • Analyses trends at an organizational level to improve processes
  • Develops and designs standards and procedures
  • Manages organizational process change
  • Develops and implements methods for cost, effort and milestones of Development and Quality activities
  • Ensures consistency and quality of processes across the organization
  • Evaluates subordinates' performance
  • Uses evaluative judgment in complicated or novel situations
  • Fulltime
Read More
Arrow Right

Senior Engineering Manager, Securities Processing

As a Senior Engineering Manager within Markets Operations Technology (MOT), you ...
Location
Location
India , Pune
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • BS/MS degree in Engineering, Computer Science, or equivalent
  • Overall 20+ with 12+ Relevant experience
  • Experience in Capital Markets technology, with a strong focus on Securities Processing (Equities and/or Fixed Income settlements)
  • Experience as a Senior Developer, with hands-on experience building end-to-end solutions
  • Direct management experience leading development staff in a mid to large-scale bank, providing engineering leadership and guidance
  • Proven record of managing and delivering large-scale, complex platforms in a high-growth environment
  • Expert proficiency in Java (Core, Multi-threaded, J2EE), Spring Framework (Boot, Cloud, MVC, Data, Security, JMS), JavaScript (Angular, React.js, jQuery)
  • Strong emphasis on Microservice architecture and design patterns, with a proven track record of legacy modernization
  • Experience with distributed environments and anti-patterns
  • Expert knowledge of Oracle RDBMS design (PL/SQL, stored procedures, triggers, performance tuning) and experience with NoSQL (MongoDB, Cassandra)
Job Responsibility
Job Responsibility
  • Lead, mentor, and inspire a team of software engineers, fostering a culture of strong engineering principles, product ownership, and continuous improvement
  • Provide technical guidance, perform code reviews, and drive best practices
  • Drive the modernization of a large legacy securities processing stack into a modern, high-volume, low-latency, and scalable technology platform
  • Formulate and execute technology strategy for brown-field and green-field efforts
  • Own the architecture and design of enterprise applications, focusing on microservices, distributed systems, and scalable solutions that adapt to changing market conditions
  • Ensure adherence to technical design, application development standards, and quality processes
  • Manage complex technology projects from conception to delivery, ensuring alignment with business requirements, deadlines, and quality standards
  • Oversee CI/CD automation and improve overall development team efficiency
  • Collaborate extensively with business users, operations teams, project managers, and other technology groups to gather requirements, manage expectations, and deliver effective solutions
  • Identify and mitigate potential risks related to systems, processes, and regulatory compliance
What we offer
What we offer
  • 27 days annual leave (plus bank holidays)
  • A discretional annual performance related bonus
  • Private Medical Care & Life Insurance
  • Employee Assistance Program
  • Pension Plan
  • Paid Parental Leave
  • Special discounts for employees, family, and friends
  • Access to an array of learning and development resources
  • Fulltime
Read More
Arrow Right
New

Staff Software Engineer, Risk

The Risk Platform team at Airwallex is responsible for managing the risk for all...
Location
Location
Singapore , Singapore
Salary
Salary:
Not provided
airwallex.com Logo
Airwallex
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 10+ years of back-end engineering experience, including substantial time owning and operating complex, distributed systems in production
  • Deep experience in risk, fraud, or fintech systems (e.g., payments, banking, trading, or similar high-stakes domains where correctness and reliability are critical)
  • Strong proficiency in Java, including multi-threading, high-concurrency patterns, performance tuning, and networked service design (I/O/NIO, HTTP/TCP, REST)
  • Hands-on experience with distributed system design, including event-driven architectures, partitioning/sharding, consistency models, caching strategies, and resiliency patterns
  • Proficiency with Spring / Spring Boot and build tools such as Gradle or Maven
  • Practical experience with containerization and orchestration, particularly Docker and Kubernetes, in production environments
  • Solid understanding of observability and operations: logging, metrics, tracing, dashboards, and incident management for large-scale systems
  • Ability to lead complex technical initiatives end-to-end, influencing engineers and stakeholders without relying on formal management authority
  • Strong communication skills, with the ability to explain complex technical topics clearly to engineers, product managers, and non-technical stakeholders
  • Bachelor’s degree in Computer Science or a related field, or equivalent practical experience
Job Responsibility
Job Responsibility
  • Lead the technical direction of core risk services, including real-time detection, decision engines, and risk tooling, ensuring they are reliable, scalable, and cost-efficient under high throughput and low-latency constraints
  • Design and evolve system architecture for distributed, event-driven risk systems (microservices, streaming pipelines, feature stores, model serving layers) that support global products and regulatory requirements
  • Own end-to-end delivery of complex initiatives: from high-level design and technical specifications, to implementation, rollout strategies, and continuous improvement
  • Be deeply hands-on in code and design, writing high-quality production code (primarily in Java/Spring Boot) and driving high-impact design reviews, RFCs, and architecture discussions
  • Partner closely with the Engineering Manager and Product Manager to shape the roadmap, define technical milestones, and translate business and risk objectives into robust engineering solutions
  • Champion engineering excellence by defining and enforcing standards for code quality, observability, reliability, security, and performance across the Risk Platform stack
  • Improve detection effectiveness by working with data and ML teams to integrate models, rules, and features into production systems, and by designing experimentation and evaluation capabilities
  • Drive operational excellence by improving on-call readiness, incident response, postmortems, SLIs/SLOs, capacity planning, and resilience patterns (graceful degradation, fallbacks, retries, timeouts, backpressure)
  • Mentor and uplevel other engineers, including senior ICs: provide technical coaching, pair programming, design guidance, and feedback that helps them do the best work of their careers
  • Collaborate across teams (platform, data, SRE, security, and other product engineering teams) to define clear interfaces, SLAs, and ownership boundaries for shared services and infrastructure
  • Fulltime
Read More
Arrow Right

Tech and Global Payments Director

The Applications Development Senior Group Manager is a senior management level p...
Location
Location
India , Chennai
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 15+ years of relevant experience working on payments landscape handled technical delivery and support
  • Hands-on development experience in Core Java, Springboot, and middleware technologies
  • 8-10+ years of managerial experience, with demonstrated leadership, management, and development skills
  • Minimum 12 years of experience in leading globally distributed and large teams successfully
  • Experience with financial products
  • Working knowledge of the industry and competitors' products and services
  • Advanced knowledge of strategic direction of the function within relevant part of the business
  • Strong expertise in driving complex program strategy and Implementation
  • Experience in application run the bank needs and production support management
  • Proven track record for innovation, payment strategy and overall technology governance
Job Responsibility
Job Responsibility
  • Provide technical leadership of multiple enterprise scale complex software solutions, with focus on recovery, stability, reliability, scalability and performance
  • Cultivate and lead a high-performance engineering culture across diverse teams
  • Manage/develop multiple teams of professionals to accomplish established goals
  • Prepare and present regular team/project reviews to senior management and business leaders
  • Drive the design and development of system architecture
  • Ensure staff follows Citi documented policy and procedures
  • Monitor and manage approach/end results, budgeting, planning, policy formation
  • Ensure change is managed with appropriate controls, documentation, and approvals
  • Manage and maintain all disaster recovery plans
  • Lead and deliver local staff forums
  • Fulltime
Read More
Arrow Right
New

Research Scientist Intern

Prior Labs is building foundation models that understand tabular data, the backb...
Location
Location
Germany; United States , Berlin; Freiburg; New York
Salary
Salary:
Not provided
Prior Labs
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Currently pursuing or holding a PhD in Computer Science, Applied Mathematics, Statistics, Electrical Engineering, or a related field (we will also consider exceptional Master's students)
  • Deep experience with ML frameworks, especially PyTorch and scikit-learn
  • Strong engineering fundamentals with excellent Python expertise
  • Experience in data-science and working with tabular data or time series
  • Publications at top-tier venues (NeurIPS, ICML, ICLR) or significant open-source contributions
Job Responsibility
Job Responsibility
  • Scaling our transformer architectures from 10K to 1M+ samples while maintaining performance
  • Building multimodal models that combine text and tabular understanding on proprietary data
  • Developing specialized architectures for time series, forecasting, and anomaly detection
  • Creating efficient inference methods for production deployment
  • Researching causal understanding in foundation models
  • Designing novel approaches for handling multiple related tables
What we offer
What we offer
  • Strong mentorship and professional development opportunities
  • Work with state-of-the-art ML architecture and substantial compute resources
  • Shape the future of data science and AI
  • Fulltime
Read More
Arrow Right
New

Patient Care Technician - Pre-Op

Responsible for direct patient care services on a specific unit under the superv...
Location
Location
United States , Tucson
Salary
Salary:
Not provided
tmcaz.com Logo
Tucson Medical Center
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • High school diploma or general education degree (GED), or an equivalent combination of relevant education and experience
  • One (1) year of patient care experience, preferably in an acute care setting
  • or no experience if completed one semester of clinicals in an acute care setting in an accredited nursing program, or completed a formal Patient Care Tech (PCT) program, or obtained a Certified Nursing Assistant (CNA) certification, or obtained a Licensed Nursing Assistant (LNA) licensure
  • Basic Life Support (BLS) certification required
  • Knowledge of patient care protocols and practices
  • Knowledge of general patient care practice, methods and regulations
  • Knowledge of patient privacy regulations
  • Skill in attending to patients with care and attention to needs
  • Skill in assisting with more complex patient care programs
  • Ability to recognize a patient in distress and follow directions to get assistance
Job Responsibility
Job Responsibility
  • Maintains confidentiality and protects sensitive data at all times, including patient information, proprietary information and personnel information
  • Formulates and implements accurate and timely care
  • Takes care of the body after death
  • Assists patients with activities of daily living
  • Takes vital signs, weighs patients, and collects routine urine specimens
  • cleans catch specimens, stool specimens, and sputum specimens
  • Maintains patient safety and infection control standards
  • promotes a safe therapeutic environment that allows for the delivery of high-quality patient care
  • Cleans and prepares rooms between procedures and discharges
  • monitors and restocks supplies
  • Fulltime
Read More
Arrow Right
New

Store Associate

We’re building a world of health around every individual — shaping a more connec...
Location
Location
United States , Huntington
Salary
Salary:
15.00 - 18.00 USD / Hour
https://www.cvshealth.com/ Logo
CVS Health
Expiration Date
April 12, 2026
Flip Icon
Requirements
Requirements
  • At least 16 years of age
  • Remaining upright on the feet, particularly for sustained periods of time
  • Lifting and exerting up to 35 lbs of force occasionally, up to 10 lbs of force frequently, and a negligible amount of force regularly to move objects to and from, including overhead lifting
  • Visual Acuity - Having close visual acuity to perform activities such as: viewing a computer terminal, reading, visual inspection involving small parts/details
Job Responsibility
Job Responsibility
  • Providing differentiated customer service by anticipating customer needs, demonstrating compassion and care in all interactions, and actively identifying and resolving potential service issues
  • Focusing on the customer by giving a warm and friendly greeting, maintaining eye contact and offering help locating additional items, when needed
  • Accurately perform cashier duties - handling cash, checks and credit card transactions with precision while following company policies and procedures
  • Maintaining the sales floor by restocking shelves, checking in vendors, updating pricing information and completing inventory management tasks as directed by store manager
  • Supporting opening and closing store activities, when needed
  • Providing customer support to all departments, including photo and beauty, ensuring departments are fully stocked and operational while remaining current with all updated services and tools
  • Assisting pharmacy personnel when needed, including working regular shifts in the pharmacy as part of opportunities for growth and career development
  • Embracing and advocating for new CVS services and loyalty programs that support our purpose of helping people on their path to better health
What we offer
What we offer
  • Affordable medical plan options
  • a 401(k) plan (including matching company contributions)
  • an employee stock purchase plan
  • No-cost programs for all colleagues including wellness screenings, tobacco cessation and weight management programs, confidential counseling and financial coaching
  • Benefit solutions that address the different needs and preferences of our colleagues including paid time off, flexible work schedules, family leave, dependent care resources, colleague assistance programs, tuition assistance, retiree medical access and many other benefits depending on eligibility
  • Parttime
Read More
Arrow Right