Senior Treasury Technology Architect – Vilnius, Lithuania

Are you a technical leader with expertise in architecture, integration, and system design? Do you want to apply your skills in distributed systems, messaging, and databases to global Treasury operations while driving the roadmap and standards for a mission-critical Treasury platform? Join us as a Senior Treasury Technology Architect.

Western Union powers your pursuit.

We are seeking an experienced Senior Treasury Technology Architect to lead the technical design and architecture of Treasury systems. This role will be central in defining roadmaps, standards, and integration strategies for a globally distributed engineering team. The ideal candidate will bring strong technical depth, hands-on architectural experience, and domain knowledge of Treasury operations, particularly in funds out. This role is focused on technical leadership—defining APIs, integrations, and systems design to ensure Treasury platforms are secure, scalable, and future-ready. You will collaborate closely with engineering, infrastructure, and business stakeholders to establish architectural blueprints, drive adoption of best practices, and ensure our Treasury technology ecosystem supports critical financial operations worldwide.

Role Responsibilities

Define and lead the technical roadmap, architecture, and standards for Treasury technology platforms.
Architect integration patterns across Treasury systems, ERP, payments, and SWIFT connectivity.
Provide technical leadership and mentorship to globally distributed engineering teams.
Ensure systems design supports high-performance funds out functionality, FX processes, and liquidity management.
Oversee API design, messaging services, and database strategy for resilient and scalable systems.
Collaborate with business stakeholders in Treasury, Risk, and Finance to ensure technical solutions meet functional and compliance requirements.
Apply strong engineering discipline across design reviews, code reviews, performance optimization, and infrastructure design.
Drive continuous improvement in systems architecture with a focus on cloud adoption, automation, and scalability.
Provide technical guidance on troubleshooting, incident resolution, and performance tuning.
Report on architecture progress, risks, and mitigation strategies to technology leadership.

Role Requirements

Bachelor’s degree in Computer Science or related field; Master’s degree preferred.
10+ years of professional experience in software engineering or architecture, with at least 4+ years in an architectural leadership role.
Strong knowledge of distributed systems, databases (RDBMS; NoSQL a plus), and messaging services.
Proficiency with Linux infrastructure and commands; cloud knowledge (OCI, AWS, Azure, or GCP) a plus.
Experience with Java / JEE / microservices architectures; familiarity with APIs, web services, and integration frameworks.
Demonstrated ability to design and implement large-scale, high-performance, mission-critical systems.
Strong collaboration, communication, and leadership skills, with experience working across globally distributed teams.
Proven ability to balance technical trade-offs with business needs, delivering measurable outcomes.
Experience with Agile methodology, CI/CD practices, and automated testing.
Preferred Treasury Domain Knowledge. Hands-on exposure to funds out functionality (most critical). Understanding of hedging, FX, payments, liquidity, or cash management processes.
Familiarity with SWIFT standards and systems.

Nice to Have

Experience building microservices-based architectures at scale.
Hands-on experience with RESTful and SOAP-based web services.
Knowledge of data formats and integration (HTTP, XML, JSON).
Experience building high-performance, real-time systems capable of handling billions of transactions.
Familiarity with AI/automation trends in financial systems.

We make financial services accessible to humans everywhere. Join us for what’s next.

Western Union is positioned to become the world’s most accessible financial services company —transforming lives and communities. We’re a diverse and passionate customer-centric team of over 8,000 employees serving 200 countries and territories, reaching customers and receivers around the globe. More than moving money, we design easy-to-use products and services for our digital and physical financial ecosystem that help our customers move forward.

Just as we help our global customers prosper, we support our employees in achieving their professional aspirations. You’ll have plenty of opportunities to learn new skills and build a career, as well as receive a great compensation package. If you’re ready to help drive the future of financial services, it’s time for Western Union. Learn more about our purpose and people at https://careers.westernunion.com/.

Salary

The monthly gross base salary range is 5,140 – 8,567 EUR. This range represents anticipated low and high end of the salary for this position. This role is also eligible for an annual variable target incentive (which may include long-term incentives, if eligible) that aligns with individual and company performance. Actual salaries will vary based on candidate’s qualifications,. skills and competencies.

Benefits

You will also have access to short-term incentives, multiple health insurance options, accident and life insurance, and access to best-in-class development platforms, to name a few
(https://careers.westernunion.com/global-benefits/). Please see the location-specific benefits below and note that your Recruiter may share additional role-specific benefits during your interview process or in an offer of employment.

Your Lithuania specific benefits include:

Private Health Insurance (3 options)
Life & Accident Insurance
Additional days off
Wide variety of discounts and special offers
⁠Free Fitness facilities
Volunteering activities
Referral program
Relocation Buddy support upon request

Western Union values in-person collaboration, learning, and ideation whenever possible. We believe this creates value through common ways of working and supports the execution of enterprise objectives which will ultimately help us achieve our strategic goals. By connecting face-to-face, we are better able to learn from our peers, problem-solve together, and innovate.

Our Hybrid Work Model categorizes each role into one of three categories. Western Union has determined the category of this role to be Hybrid. This is defined as a flexible working arrangement that enables employees to divide their time between working from home and working from an office location. The expectation is to work from the office a minimum of three days a week.

We are passionate about diversity. Our commitment is to provide an inclusive culture that celebrates the unique backgrounds and perspectives of our global teams while reflecting the communities we serve. We do not discriminate based on race, color, national origin, religion, political affiliation, sex (including pregnancy), sexual orientation, gender identity, age, disability, marital status, or veteran status. The company will provide accommodation to applicants, including those with disabilities, during the recruitment process, following applicable laws.

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Estimated Job Posting End Date:

10-31-2025

This application window is a good-faith estimate of the time that this posting will remain open. This posting will be promptly updated if the deadline is extended or the role is filled.