Jobs at Transaction Network Services

Design, build, and maintain scalable, high-availability .NET applications and APIs in AWS. Lead architecture and full SDLC, mentor team members, improve code quality and performance, ensure security/compliance, and collaborate with stakeholders to deliver production-grade payments solutions.

Supports global Financial Markets network infrastructure and services in a 24/7 Network Operations Center environment. Responsibilities include monitoring systems, triaging incidents, troubleshooting TCP/IP, VPN, MPLS, routing, hardware, protocol, and multicast market-data issues, configuring Cisco, Arista, and Juniper equipment, managing vendor escalations, coordinating network changes, maintaining incident tickets, and supporting customer-facing technical operations.

Build and operate a secure, production-grade enterprise AI platform using AWS Bedrock, Claude, RAG, agents, orchestration, governed data connectivity, monitoring, security, and cost controls. Partner with business teams to identify, prototype, deploy, and measure AI use cases. Establish reusable patterns, enable AI champions, manage model evaluations and releases, and ensure reliable, compliant, permission-aware access to enterprise data.

Develop Android payment-terminal applications across the full software lifecycle, including architecture, component integration, CI/CD, security, testing, deployment, and maintenance. The role requires expertise in Android, Kotlin, Java, Linux, firmware, Room, MVVM, Jetpack Compose, Hilt, and payment or hardware-integrated systems. Candidates will design high-quality software, troubleshoot complex issues, research technical solutions, and collaborate within an Agile Scrum team.

Leads enterprise AWS cloud architecture across multi-region and hybrid environments. Owns cloud migration strategy, high availability, disaster recovery, infrastructure-as-code governance, CI/CD standards, Kubernetes and service mesh architecture, security, compliance, and cost optimization. The role guides PCI DSS and SOC 2-aligned designs, documents technical decisions and roadmaps, governs architecture reviews, and mentors engineering teams across the organization.

Supports global TCP/IP, VPN, MPLS, and financial-market network infrastructure in a 24x7 NOC environment. Responsibilities include monitoring systems, triaging incidents, troubleshooting routing, protocols, circuits, hardware, and multicast market data, configuring Cisco, Arista, and Juniper equipment, coordinating vendors and maintenance activities, managing tickets, and supporting customer escalations. Provides second-level network support, change management, operational readiness checks, and rotating after-hours on-call coverage.

Leads TNS’s UK and Ireland business, owning P&L, revenue growth, sales quotas, go-to-market execution, and business transformation. The role manages sales, business development, and account management teams; develops strategic plans, channels, partnerships, and customer relationships; oversees forecasting, budgeting, negotiations, acquisitions, and cross-functional execution. It requires strong fintech sales leadership, executive presence, industry relationships, and frequent travel.

Provides technical leadership for AWS DevOps and cloud-native automation across mission-critical payment platforms. Designs CI/CD, infrastructure-as-code, containerized deployment, performance testing, observability, security, cost optimization, and reliability engineering frameworks. Troubleshoots complex distributed applications, leads cloud modernization, supports customer escalations, and mentors engineering teams in AWS and DevOps best practices.

Build and expand TNS's Eastern U.S. technology partner ecosystem, generate partner-sourced enterprise pipeline, activate channel relationships, and close revenue with partners. The role develops strategic relationships with distributors, MSPs, VARs, telecom consultants, cloud communications providers, and contact-center partners. Responsibilities include demand generation, joint account planning, customer meetings, partner education, executive engagement, market representation, and achieving recurring revenue and pipeline targets. Regular travel throughout the Eastern United States is required.

Supports client onboarding for market data exchanges, administers vendor entitlements, manages user provisioning and permissions, handles service requests, and obtains exchange approvals. Completes regulatory and exchange reporting, maintains compliance with vendor policies, supports clients and sales activities, produces inventory reports, improves internal processes, and maintains onboarding documentation. The role also communicates procedures, trains internal teams, and coordinates exchange-related projects.

Designs and supports customized payment technology solutions for strategic customers and high-potential sales opportunities. Conducts discovery sessions, develops business and technical requirements, creates proposals and cost models, supports RFPs, and assists sales presentations. Acts as a bridge between product, technology, engineering, sales, and customer success teams. Requires extensive payment-services networking expertise, including SD-WAN, cloud services, firewalls, VPNs, access services, and relevant payment security standards.

Leads design, deployment, operation, and support of a global IP backbone and complex multiprotocol networks. Responsibilities include routing protocol design, MPLS and Ethernet services, WAN/LAN and data center architecture, load balancing, vendor assessment, technical leadership, project direction, troubleshooting, process improvement, and knowledge transfer. The role also owns end-to-end network processes and contributes to technology integration, implementation, and budget planning.

Manages inventory security, replenishment, cycle counts, shipment audits, transaction documentation, and logistics databases. Prepares sales orders in RootStock, monitors Remedy notifications, coordinates product approvals and production-cycle activities, and supports logistics projects. Collaborates with shipping and internal departments, prepares management reports, maintains inventory and routing records, and provides emergency network support coverage when required.

Designs, deploys, operates, and supports a global IP backbone and complex ISP networks. Responsibilities include routing protocol, MPLS, WAN/LAN, data center, load balancer, Ethernet, and network topology design; vendor assessment; troubleshooting; project leadership; and mentoring team members. Requires extensive Cisco and/or Juniper experience, expertise in routing and carrier networking technologies, and the ability to resolve complex technical issues and guide project teams.

Provides Tier 1 support for corporate Windows and Mac workstations, mobile devices, Office 365 applications, and enterprise accounts. Resolves employee IT requests, installs applications, applies security patches, supports MFA and endpoint security tools, tests workstation applications, documents troubleshooting, escalates unresolved issues, and participates in 24x5 shift coverage and after-hours on-call rotations.

Provides 24/7 monitoring, troubleshooting, incident management, and operational support for a global payments network. Responsibilities include diagnosing network connectivity and performance issues, supporting Linux servers, IP transport, Fortinet and Cisco infrastructure, managing tickets and escalations, coordinating with internal and external teams, conducting post-incident analysis, and supporting change management. The role requires shift-based NOC experience, network troubleshooting skills, cloud and routing knowledge, and strong communication under pressure.

Define payment solutions and translate business needs into technical requirements for transaction-processing systems. Serve as product owner by managing the backlog, prioritization, user stories, and sprint activities. Provide expertise in card payments, payment protocols, APIs, scheme rules, compliance, tokenization, and security. Collaborate with product managers, clients, acquirers, processors, and software teams to design integrations, document requirements, validate functionality, and support stakeholder demonstrations.

Leads growth of TNS’s unattended payments business in Italy across parking, EV charging, mobility, ticketing, vending, and self-service. Responsibilities include business development, pipeline generation, solution design, pre-sales support, partner ecosystem development, market intelligence, go-to-market execution, and cross-functional coordination. The role manages relationships with payment providers and technology partners, supports integrations and certifications, contributes to product roadmap recommendations, and monitors commercial and delivery performance.

Provides office administration, customer and supplier ledger support, credit control, invoice management, record maintenance, correspondence handling, and executive assistance to the General Manager. Coordinates meetings, appointments, travel arrangements, documentation, supplier relationships, customer queries, payment processes, and debt recovery activities while supporting accurate and efficient office and financial operations.

Designs, deploys, operates, and supports TNS’s global IP backbone, Ethernet services, WAN/LAN, MPLS, data center, and load-balancing infrastructure. Responsibilities include routing protocol design, vendor and hardware assessments, technical specifications, troubleshooting complex network issues, project leadership, customer-level guidance, team mentoring, and technical knowledge transfer. The role requires extensive experience with large-scale service provider networks, Cisco and Juniper equipment, monitoring tools, and complex network configuration and debugging.