Senior Pega Developer - Pega Certified Senior System Architect (CSSA)

Pega Senior System Architect – CSSA

Location: Remote – Anywhere in the UK

Employment Type: Contract

Role: Pega Senior System Architect / Senior Pega Developer

Programme: Large-Scale Pega Transformation Programme

Role Overview

We are seeking an experienced Pega Senior System Architect / Senior Pega Developer with Pega Certified Senior System Architect (CSSA) certification to support the delivery of fix-forward development activities within a large-scale Pega transformation programme.

The successful candidate will be responsible for configuring, developing, testing, troubleshooting and enhancing Pega applications against a prioritised delivery backlog. The role requires strong hands-on Pega development experience, particularly across case management, workflow configuration, integrations, defect resolution and production support.

You will work closely with Serco, Akkodis, Product Owners, Business Analysts, Architects and engineering teams to deliver high-quality Pega solutions through controlled Agile/Scrum delivery processes.

The ideal candidate will be comfortable working within an existing Pega estate, understanding established application patterns, resolving defects and implementing new business functionality while maintaining Pega guardrails, coding standards and architectural best practices.

Key Responsibilities

Pega Application Development

• Develop, configure and maintain Pega applications using established design principles and Pega best practices.
• Configure business requirements and agreed use cases from the prioritised WP6 backlog.
• Design and implement Pega rules, workflows, case types, processes and application components.
• Ensure solutions are scalable, maintainable and compliant with platform standards.
• Work within existing application frameworks and understand inherited Pega estates before making changes.

Case Management & Workflow

• Configure and enhance Pega case types and case lifecycles.
• Develop workflows, stages, processes, approvals and business rules.
• Implement business requirements using Pega's case management capabilities.
• Identify opportunities to simplify and improve existing workflows.
• Ensure business processes are implemented accurately and efficiently.

Defect Resolution & Production Support

• Investigate and resolve Pega application defects.
• Analyse application behaviour, logs, rules and configurations to identify root causes.
• Support production issues and provide timely fixes within established change-control processes.
• Participate in fix-forward development activities.
• Work with testing and business teams to validate defect fixes.
• Support User Acceptance Testing (UAT) and resolve issues identified during testing.

Testing & Quality Assurance

• Perform unit testing of developed Pega solutions.
• Participate in peer reviews and provide constructive feedback on Pega development.
• Ensure developments meet functional and technical requirements.
• Maintain high standards of code quality and application stability.
• Support regression testing and defect validation where required.
• Ensure sprint acceptance evidence is completed and maintained.

Pega Guardrails & Best Practices

• Ensure all development follows Pega Guardrails and recommended design principles.
• Apply Pega coding standards and reusable design patterns.
• Identify and avoid potential performance, maintainability and scalability issues.
• Participate in code and design reviews.
• Contribute to technical debt identification and remediation.

Integration Development

• Develop and maintain integrations between Pega and external systems.
• Work with APIs and Pega integration services.
• Experience with REST, SOAP or similar integration technologies is expected.
• Troubleshoot integration issues and support end-to-end testing.
• Ensure integrations are implemented using appropriate Pega patterns and best practices.

Agile / Scrum Delivery

• Participate actively in Agile/Scrum ceremonies, including:
• Daily stand-ups
• Sprint planning
• Backlog refinement
• Sprint reviews
• Retrospectives
• Deliver development activities against agreed sprint commitments.
• Work closely with Product Owners and Business Analysts to clarify requirements.
• Provide technical input during backlog refinement and estimation activities.
• Contribute to continuous improvement initiatives.

Release & Change Management

• Promote application changes through controlled development, test and production environments.
• Follow established release and change-management procedures.
• Ensure all required testing and approvals are completed before deployment.
• Support release activities and post-release validation.
• Produce appropriate sprint acceptance evidence and technical documentation.

Stakeholder Collaboration & Knowledge Sharing

• Collaborate with Product Owners, Business Analysts, Architects and other development teams.
• Work closely with Serco and Akkodis delivery teams.
• Communicate technical issues and solutions clearly to both technical and non-technical stakeholders.
• Support knowledge transfer and documentation activities.
• Share Pega development best practices with other team members.
• Contribute to a collaborative, multi-vendor delivery environment.

Required Skills & Experience

Core Experience

• 8+ years of overall IT/software development experience.
• 6+ years of hands-on Pega development experience.
• Strong hands-on experience developing and configuring Pega applications.
• Proven experience working with enterprise-scale Pega estates.
• Experience delivering solutions against prioritised development backlogs.
• Experience working within controlled release and change-management environments.

Pega Technical Skills

Strong expertise in

• Pega Platform Development
• Pega Application Configuration
• Case Management
• Case Lifecycle Configuration
• Workflow Development
• Business Rules Configuration
• Pega Integrations
• Pega Services and APIs
• Defect Investigation and Resolution
• Production Support
• Application Testing
• Unit Testing
• Peer Reviews
• Guardrail-Compliant Development
• Technical Debt Remediation
• Application Modernisation

Agile & Delivery Skills

• Strong experience working within Agile/Scrum teams.
• Understanding of sprint-based development and backlog delivery.
• Experience participating in Scrum ceremonies.
• Experience working with Product Owners and Business Analysts.
• Strong understanding of software development lifecycle and release processes.

Troubleshooting & Problem Solving

• Strong analytical and troubleshooting skills.
• Ability to investigate complex application defects.
• Ability to perform root-cause analysis.
• Experience resolving issues in existing/inherited Pega applications.
• Ability to work effectively under delivery and production-support deadlines.

Stakeholder Management

• Strong communication and collaboration skills.
• Ability to work across technical and business teams.
• Experience working within large-scale, multi-vendor environments.
• Comfortable collaborating with architects, developers, testers, BAs and Product Owners.

Certifications

Mandatory

• Pega Certified Senior System Architect (CSSA) – Pegasystems
• Pega Certified System Architect (CSA) – Pegasystems