Pega Lead System Architect LSA

Randstad UK
Charing Cross, United Kingdom
2 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior
Compensation
£ 80K

Job location

Remote
Charing Cross, United Kingdom

Tech stack

Microsoft Access
Artificial Intelligence
Amazon Web Services (AWS)
Application Integration Architecture
Azure
Cloud Computing
Code Review
Computer Telephony Integration
Data Architecture
DevOps
Intrusion Detection Systems
Java Message Service (JMS)
JSON
Job Scheduling
OAuth
Role-Based Access Control
Reference Data
Security Assertion Markup Language (SAML)
Simple Object Access Protocol (SOAP)
Systems Architecture
Strategies of Testing
Twilio
Management of Software Versions
Web Content Accessibility Guidelines
Pega
Amazon Connect
Datadog
Data Logging
Genesys
Caching
Integration Frameworks
Kafka
Data Management
Pega Decisioning
Pagination
Splunk
New Relic (SaaS)

Job description

  • Own solution blueprint: case taxonomy, microjourneys, interaction flows, CSR Desktop, Knowledge, and Digital Messaging.
  • Define non-functional requirements (scale, resiliency) and node strategy: Queue Processors vs. Job Schedulers, background processing, caching.
  • Integration architecture: REST/JSON, SOAP (if needed), OAuth2/SAML, eventing (Kafka/JMS), idempotency, pagination, circuit breaker and retry patterns.
  • Data design: enterprise data model, data pages (scope, refresh), reference data strategy, data obfuscation and masking for PII.
  • UX strategy: Constellation (preferred)/Cosmos; accessibility (WCAG), localization/i18n, responsive behavior.
  • DevOps: Deployment Manager pipelines, product packaging/versioning, branching/merge policy, automated quality gates, rollback patterns.
  • Observability and performance: PDC operating rhythm, PAL/Alerts analysis, log correlation; performance test strategy and tuning.
  • Security & compliance: GDPR-aligned retention/erasure, RBAC/ABAC, secrets management, auditability, encryption at rest and in transit.
  • CoE leadership: guardrails & code review checklists, reusable components, reference architectures, developer onboarding and enablement.
  • AI initiatives: seed NLP/Email Bot, Digital Messaging intent/sentiment, GenAI-assisted CSR (summarization, knowledge retrieval), and governance (prompt/data policies).

Must-Have Skills

  • Pega CS depth: Interaction Portal, Service Cases, Knowledge, Email Bot, Digital Messaging (eg, chat/WhatsApp) with production go-lives.
  • Constellation experience: view templates, regions, editable tables, data-reference patterns; or strong Cosmos with migration path understanding.
  • Integration design mastery: REST with OAuth2 (client credentials, auth code), error handling frameworks, request/response mapping, timeouts, retries, backoff.
  • Event-driven patterns: Kafka/JMS producers/consumers, correlation IDs, exactly-once/at-least-once semantics, dead-letter handling.
  • Performance engineering: PDC triage, PAL reading, DB indexing considerations, cache invalidation, node classification, queue throughput tuning.
  • DevOps at scale: multi-stage pipelines in Deployment Manager, artifact versioning, approvals, infrastructure-as-code collaboration, release governance.
  • Security engineering: Access Manager, attribute-based access control (ABAC) using Access When, field-level encryption/obfuscation, secure logging.
  • Testing leadership: PegaUnit strategy, scenario tests, contract tests for integrations, test data management, coverage KPIs.
  • Documentation & stakeholder management: architecture decision records (ADRs), trade-off analysis, executive communication, risk management.

Nice-to-Have

  • Customer Decision Hub (CDH) to power NBA in service context and next-best-service actions.
  • GenAI/Agentic AI in Pega (eg, summarization, knowledge buddy/coach patterns) and NLP model tuning.
  • Telephony/CCaaS: Genesys, Amazon Connect, Twilio, NICE; CTI handoff and screen-pop patterns.
  • Cloud ops (Pega Cloud, AWS/Azure) and enterprise observability (Splunk/Datadog/New Relic).
  • Travel/E-commerce domain: booking amendments, refunds/chargebacks, partner/supplier support, fraud/risk workflows.

Certifications

  • Mandatory: Pega Certified Lead System Architect (CLSA)
  • Preferred: Pega Decisioning Consultant, badges in GenAI, Digital Messaging, PDC

Requirements

Experience: 10-14 years overall; 3+ years as LSA; 2+ Pega CS end-to-end implementations

About the company

Randstad Technologies Ltd is a leading specialist recruitment business for the IT & Engineering industries. Please note that due to a high level of applications, we can only respond to applicants whose skills & qualifications are suitable for this position. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business.

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