OneMarketData is continuously searching for bright talent with the skills to make an impact. From developers to data scientists, at OneTick, you will have the opportunity to develop and enhance your problem-solving skills using a combination of analytics, imagination, and talent.
OVERVIEW
We’re a leading RegTech company, delivering advanced market and trade surveillance solutions to some of the world’s top financial institutions, including regulators, exchanges, and brokers.
Our flagship product, OneTick Trade Surveillance, was named Best Trade Surveillance Solution at the TradingTech Insight Awards USA 2025, and is trusted to detect complex forms of market manipulation.
Every day, our systems process and analyze massive volumes of market data - helping firms stay compliant with global regulatory standards like MiFID II, SEC, FINRA, ASIC, and IIROC.
We’re now looking for a Service Engineer to help us ensure the stability, scalability, and performance of our services as we continue to grow!
You’ll thrive in this role if you’re someone who
Takes ownership of troubleshootings and has eagerness to work with different stakeholders, including Customers
Is willing to learn new technical stack
Is committed to meeting and exceeding SLAs, with a strong sense of accountability and follow-through
Communicates clearly and confidently with customers and internally, turning complex technical situations into transparent, reassuring updates
Has a genuine interest in the investing and trading domain and is excited about gaining international experience in a high-impact field
Apache Airflow for data-processing pipelines
Python as the primary programming and scripting language
Problem Resolution
Troubleshoot and resolve complex technical issues, escalating to leads or engineering teams when necessary.
Keep customers informed on the status of their issues and ensure resolution within agreed SLAs.
Track open cases and follow up to ensure timely closure.
Process Improvement
Follow and contribute to existing SOPs and knowledge base articles, suggesting updates where gaps are identified.
Flag recurring issues or patterns to the lead for further review.
Reporting and Analysis
Maintain accurate and up-to-date case documentation in the ticketing system.
Highlight SLA risks on individual cases and communicate them to the lead promptly.
Collaboration & Cross-Functional Work
Work with internal teams such as engineering and product to investigate and resolve customer issues.
Serve as a reliable technical point of contact for customers during issue resolution.
Share customer feedback and observations with the lead to support ongoing improvements.
Requirements
Linux: confident with the command line and system fundamentals
GitLab / Git: working knowledge of Git workflows and key commands
Python: ability to read, write, and debug basic scripts
Awareness of and high level of experience with the development SDLC
Apache Airflow: ability to work with DAGs.
English: professional working proficiency (spoken and written)
Nice to have
Experience in Customer support L1/L2 is a big plus.
AWS (EFS, EC2, SGW, ASG, NLB, and more)
Computer networking: diagnostic tools such as ping, traceroute, mtr, netstat/ss, dig
Hands‑on experience with observability stacks such as ELK or LGTM
Familiarity with ITSM concepts (Incident, Problem, Service Request, Change, etc.)
Basic knowledge of financial markets and trading workflows: common asset classes (e.g., equities, derivatives, fixed income), trade lifecycle events, and corporate actions
Working with large datasets (chunking)
Basic understanding of memory usage and performance
What we offer
Flexible working arrangements: full remote, hybrid, or office-based, depending on your location and preferences
Competitive compensation, aligned with your experience, skillset, education, and local market standards
Regular performance reviews linked to salary adjustments
Medical insurance for you and immediate family members (Benefits may vary based on location and country‑specific requirements.)
Professional‑development budget to support courses, certifications, and conferences
Supportive international team
Work Location & Hybrid Model
This role follows a hybrid work model and requires regular in‑office collaboration. Candidates should be based within commuting distance of one of our offices:
Belfast – The Weaving Works, Ormeau Avenue, Northern Ireland
Dublin –1 George’s Quay Plaza, Dublin 2, Republic of Ireland
As an Equal Employment Opportunity (EEO) Employer, OneMarketData prohibits discriminatory employment actions against and treatment of its employees and applicants for employment based on actual or perceived race or color, size (including bone structure, body size, height, shape, and weight), religion or creed, alienage or citizenship status, sex (including pregnancy), national origin, age, sexual orientation, gender identity (one’s internal deeply‑held sense of one’s gender which may be the same or different from one’s sex assigned at birth); gender expression (the representation of gender as expressed through, for example, one’s name, choice of pronouns, clothing, haircut, behavior, voice, or body characteristics; gender expression may not conform to traditional gender‑based stereotypes assigned to specific gender identities), disability, marital status, relationship and family structure (including domestic partnerships, polyamorous families and individuals, chosen family, platonic co‑parents, and multigenerational families), genetic information or predisposing genetic characteristics, military status, domestic violence victim status, arrest or pre‑employment conviction record, credit history, unemployment status, caregiver status, salary history, or any other characteristic protected by law.
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