Senior System Architect

Role: Senior System Architect

Seniority Level: Senior

Location: Helsinki (Finland) or Stockholm (Sweden) - Consultant may also be based in Finland, Sweden, Norway, or Denmark

Remote Work: 50% on-site / 50% remote

Application Deadline: 3 June 2025

Assignment Overview

Our client in the banking sector is seeking a Senior System Architect with extensive experience in IT architecture, infrastructure, and platform technologies, preferably within Core Banking environments.

Primary Responsibilities

Contribute to the documentation of Information Systems and Platform Enabler Capabilities.

Support the creation of core documentation (e.g., SDD, TRRD).

Stay current on technological developments and best practices in IT solution and infrastructure domains.

Identify opportunities to evolve the architecture to enhance:

Cost-efficiency

Agility

Risk reduction

Business capabilities

Lead and participate in the design of IT systems and infrastructure in accordance with architectural governance.

Develop and maintain architecture roadmaps for Core Banking systems and infrastructure.

Collaborate with Product Management and Release Train Engineers to drive delivery of technology solutions.

Enforce and advocate architectural principles, best practices, and standard change initiatives.

Conduct frequent IT solution reviews aligned with the IT strategy.

Define, monitor, and manage Non-Functional Requirements (NFRs) across the development lifecycle.

Coach technical teams (development, platform, operations, infrastructure) on:

Site Reliability Engineering (SRE)

Monitoring and root cause analysis

Technology best practices

NFR compliance

Collaboration & Communication (One Team Approach)

Build and maintain effective working relationships across departments to enhance architectural practices.

Foster stakeholder alignment to resolve issues and guide toward target architecture objectives.

Core Competencies

Adapting to change - Professional level

Creating and innovating - Professional level

Influencing others - Professional level

Team collaboration - Superior level

Required Skills and Experience

Proven experience in stakeholder management within IT architecture domains.

Strong background in the banking sector, preferably with Core Banking transformation exposure.

Expertise in:

IT solution architecture

IT infrastructure and technical architecture

Conceptual thinking

Business-IT alignment

Experience with integration architecture

Key Technical Competencies

(Familiarity with most of the following is required)

Big Data & Messaging:

Hadoop

Kafka

Cloudera

IBM MQ

Database & Platforms:

Oracle Exadata & RAC (including Oracle Cloud @Customer)

Infrastructure & Monitoring:

Advanced network monitoring

Kubernetes

Architecture & DevOps:

Non-Functional Requirement definition

Site reliability engineering principles

Additional Preferred Knowledge

Core Banking Systems:

Temenos T24 / Transact

Cloud & Platform Services:

PaaS environments

Databases & Integration:

Oracle

OSB, MQ, WebLogic or equivalents

OS & Networking:

RedHat Enterprise Linux / Windows Server

Cisco networking technologies

Load balancing (e.g., Citrix NetScaler / F5)

Security:

JWT, client certificates, OpenID Connect

Software Architecture & Agile:

Microservices

Containerization principles

Agile methods (SAFe preferred)

CI/CD pipeline setup and operation

Infrastructure as Code / Configuration as Code