2nd Level Treasury Infrastructure Systems Support Engineer – FIS Integrity in London

2nd Level Treasury Infrastructure Systems Support Engineer – FIS Integrity in London

London Full-Time On-site
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Job Reference: NJ0610Date Posted: 3 November 2026Recruiter: Nexus Jobs LimitedLocation: LondonRemote Working: Some remote working possibleSalary: 75,000 to 95,000Sector: I.T. & CommunicationsJob Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: cv@nexusjobs.comTelephone: 020 7488 6900Apply for this job nowJob Description2nd Level Treasury Infrastructure Systems Support Engineer – FIS IntegrityRole Description The 2nd Level Treasury Infrastructure Systems Support Engineer – FIS Integrity is a full-time, hybrid role based in London, with the option to work from home part of the time.

The role involves providing second-line technical support for FIS Integrity treasury infrastructure, including investigating and resolving complex incidents, performance issues, and system errors escalated from first-level support. Daily responsibilities include monitoring system health, maintaining server and application environments, managing integrations, and supporting upgrades, patches, and configuration changes.

The engineer will collaborate with infrastructure, security, and treasury application teams to ensure system stability, compliance, and high availability. The role also includes documenting procedures, creating support knowledge articles, and contributing to continuous improvement of the support processes and tools. FIS Integrity -Treasury and Risk Management System Support Analyst with 2nd Level experience.

Our Client is in the process of implementing a global rollout of FIS Integrity Treasury and Risk Management System.

Must have at least 3 to 5 years experience at supporting 1st / 2nd Line Treasury systems or financial systems supportThe Client is ideally looking to recruit at least 1 years experience of working with and supporting FIS Treasury and Risk Management System FIS Integrity.

This is a 2nd level implementation and support position.

QualificationsStrong technical support and troubleshooting skills, including experience handling 2nd level incident resolution and root cause analysis.

Hands-on system administration experience with enterprise environments, particularly in managing and supporting financial or treasury systems. Solid understanding of operating systems (e.g., Windows Server, Linux) and related infrastructure components.

Knowledge of network security principles and practices, including access control, encryption, and secure configuration management.

Experience with FIS Integrity or similar treasury/financial software is highly desirable.

Ability to work effectively in a hybrid setup in London, collaborating with cross-functional teams and external vendors.

Strong analytical, documentation, and communication skills, with attention to detail and a structured approach to problem solving.

Relevant technical certifications (e.g., Microsoft, Linux, networking, security) and a degree in computer science, information technology, or a related field are advantageous.

Operational Platform Monitoring & Treasury Process AssuranceEnsures uninterrupted execution of Treasury‐critical processes and protection of daily cash positioning, payment execution, and cut‐off compliance.

Monitor Treasury systems, interfaces, and scheduled jobs (EOD, SOD, intraday processes) Oversee payment flows across SWIFT, API, EBICS, and bank platforms Validate inbound data (bank statements, market data, trade feeds) Execute operational runbooks for failed processes and controlled reprocessing Perform daily checks and controls including cash position validation and transaction completenessIncident Management & Treasury Service ContinuityProtects Treasury operations by restoring service rapidly when incidents threaten payments, liquidity visibility, or regulatory obligations.

Log, classify, and prioritise incidents in ServiceNow based on Treasury business impact Perform structured triage and initial diagnosis Resolve standard issues within SLA using approved knowledge base and runbooks Escalate complex or cross‐system issues to L3 with full technical and business diagnostic context Support major incident management processes and incident bridge callsCash, Position & Exposure Data IntegrityEnsures integrity of cash, position, risk, exposure, and hedge data used in Treasury decision‐making, external reporting, and audit processes.

Validate transaction, position, balance, and exposure data across Treasury systems Identify and resolve discrepancies impacting liquidity confidence and risk accuracySupport reconciliation processes and ensure audit‐ready completeness of financial dataTesting & Release Support with Treasury AssuranceEnsures Treasury readiness and outcome protection for system changes and SaaS releases.

Support execution of business testing, UAT, and regression testing Validate operational outputs resulting from system changes Assist in business readiness checks prior to release or cutoverEssential 2–5 years' experience in 1st / 2nd Line Treasury systems or financial systems support Understanding of Treasury processes (payments, liquidity, settlements) Experience with incident management and ITIL processes Strong analytical and troubleshooting skillsDesirable Experience in FIS Integrity System Basic SQL or data interrogation capability Exposure to SWIFT, APIs, and integration technologies Experience supporting UAT or testing cyclesQualifications Degree in Finance, IT, or related discipline ITIL Foundation (preferred)· Experience with FIS Integrity or similar Treasury and Risk Management systems is highly desirable· A proactive attitude and ability to adapt to a hybrid work environmentThis will be a hybrid role with 3 days in the office in Central London.

The salary for this role will be in the range 75K - 95K.Do send your CV to us in Word format along with your salary and availability.

2nd Level Treasury Infrastructure Systems Support Engineer – FIS Integrity in London employer: Nexus Jobs

As a leading bank located in the heart of London, we pride ourselves on fostering a dynamic work culture that encourages innovation and collaboration. Our employees benefit from competitive salaries, flexible remote working options, and ample opportunities for professional growth, making it an ideal environment for those looking to advance their careers in IT infrastructure. Join us to be part of a team that values your expertise and supports your journey towards success.

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Contact Details:

Nexus Jobs Recruitment Team