Fiserv Logo

Fiserv

Technical Account Manager

Reposted 12 Days Ago
Be an Early Applicant
In-Office
Sydney, New South Wales, AUS
Expert/Leader
In-Office
Sydney, New South Wales, AUS
Expert/Leader
Serve as the primary technical liaison for clients integrating with Fiserv payment gateway APIs. Provide API integration guidance, troubleshoot auth, transaction flows, webhooks, review payloads/logs/code, drive root-cause analysis, create integration guides, and relay client feedback to product and engineering.
The summary above was generated by AI

Calling all innovators – find your future at Fiserv.

We’re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day – quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we’re involved. If you want to make an impact on a global scale, come make a difference at Fiserv.

Job Title

Technical Account Manager

About your role: 

Fiserv is a global leader in payments and financial technology, moving money and information in a way that moves the world. The Technical Account Manager serves as the primary technical point of contact for clients integrating with our payment gateway API, blending deep technical expertise with consultative problem-solving. This high-impact role is suited for seasoned experts or high-potential Computer Science graduates eager to translate complex business requirements into technical solutions within a fast-evolving fintech landscape.

What you’ll do:

  • Client-Facing Technical Support: Act as the primary technical liaison for clients integrating with our payment gateway API and provide consultative guidance from initial design to production deployment.

  • Strategic Implementation: Interpret client business requirements and translate them into practical implementation strategies.

  • API Integration & Troubleshooting: Support clients across multiple programming languages and frameworks, offering hands-on troubleshooting for authentication, transaction flows, and webhook delivery.

  • Root Cause Analysis: Review client API payloads, logs, and code samples to identify issues and provide actionable solutions.

  • Technical Expertise & Learning: Maintain deep knowledge of our API specifications, SDKs, and authentication models, adapting quickly to new feature launches.

  • Product Partnership: Partner with product and engineering teams to relay client feedback, identify usability gaps, and drive platform improvements.

  • Cross-Functional Collaboration: Support Client Implementations, Solution Engineers, and Product teams while creating integration guides and troubleshooting playbooks.

  • Engagement: Participate in client calls, technical workshops, and integration reviews.

  • Responsibilities listed are not intended to be all-inclusive and may be modified as necessary.

Experience you’ll need to have:

  • Professional Background: 10+ years of experience in technical integration, solutions engineering, or API-focused support; or a Bachelor’s degree in Computer Science or a related technical field with a strong grasp of software fundamentals.

  • API & Data Standards: Strong understanding of REST APIs, JSON, webhooks, and authentication models (OAuth, API keys, HMAC).

  • Programming Competency: Proficiency in at least one modern language (e.g., Java, Python, JavaScript, C#, PHP, Ruby) with the ability to read and interpret code across multiple languages.

  • Systems Diagnosis: Experience troubleshooting integrations involving HTTP requests, API responses, network issues, and application logs.

  • Communication Skills: Excellent ability to simplify complex concepts for both technical and non-technical audiences.

  • Adaptability: Ability to thrive in a fast-paced environment and support emerging features with minimal guidance.

Experience that would be great to have:

  • Fintech Expertise: Direct experience with global payments, e-commerce, and Card Present (CP) integrations is highly preferred..

  • Security Knowledge: Familiarity with encryption standards, including TLS, PGP, and tokenization.

  • Enterprise Navigation: Experience managing integrations for enterprise-scale clients with complex organizational hierarchies.

  • Data & Cloud: Working knowledge of SQL/NoSQL databases, SFTP protocols, and modern cloud infrastructure.

  • Soft Skills: Strong analytical and critical-thinking abilities with a consultative, client-success mindset.

Thank you for considering employment with Fiserv.  Please:

  • Apply using your legal name
  • Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

Our commitment to Diversity and Inclusion:

Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law. 

Note to agencies:

Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.

Warning about fake job posts:

Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.

Similar Jobs

10 Days Ago
In-Office
Sydney, New South Wales, AUS
Senior level
Senior level
Artificial Intelligence • Legal Tech • Software
Serve as the primary technical advisor and escalation lead for strategic legal AI accounts. Own technical health, incident response (Sev1/Sev2), account blueprints (data, integrations, security), drive adoption through enablement, define escalation and account-health frameworks, and partner with CSMs and platform teams to align technical outcomes with business goals.
2 Days Ago
Hybrid
Sydney, New South Wales, AUS
Senior level
Senior level
Cloud • Information Technology • Security • Software • Cybersecurity
Own post-sales technical support for enterprise customers, act as primary technical contact, troubleshoot complex networking and security issues, drive escalations and mitigations, perform architecture reviews and risk registers, conduct quarterly support reviews, partner with product and engineering, use AI-driven tools to optimize operations, and provide executive communication and incident reporting.
Top Skills: BgpBrowser Developer ToolsCdnCloudflare ProductsCurlDdos MitigationDigDnsEdge NetworkingFirewallsGreHTTPIpsIpsecOsi ModelOspfPacket CapturesProxiesSaaSThreat IntelligenceTls/SslTracerouteWafWireshark
5 Days Ago
In-Office
Sydney, New South Wales, AUS
Entry level
Entry level
Cybersecurity
Drive customer value through technical guidance, onboarding, training, issue resolution, platform adoption, account health checks, and Quarterly Business Reviews. Serve as the technical customer ambassador and subject matter expert in SaaS and cloud security, collaborating with engineering, product, and sales. The role requires onsite work at a customer location in Sydney two to three days per week.
Top Skills: APIsDuoGoogle SuiteGoogle WorkspaceIntegrationsMicrosoft 365MiddlewareO365OauthOktaPythonSAML

What you need to know about the Sydney Tech Scene

From opera to comedy shows, the Sydney Opera House hosts more than 1,600 performances a year, yet its entertainment sector isn't the only one taking center stage. The city's tech sector has earned a reputation as one of the fastest-growing in the region. More specifically, its IT sector stands out as the country's third-largest, growing at twice the rate of overall employment in the past decade as businesses continue to digitize their operations to stay competitive.

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account