Square One Resources

About the Company

With over 25 years in the technology recruitment sector, Square One is an award-winning specialist recruitment agency. Based in London, we manage recruitment on an international scale with clients ranging from start-ups to global corporations. Our goal is to offer a comprehensive recruitment service for our clients, building long-term relationships with them to ensure candidates receive the best career opportunities possible.

Our consultants continually upskill, ensuring that they're at the forefront of industry, market and technology changes to better help with what your business needs to succeed.

Across permanent and contract roles, we place into the following sectors:

Blockchain | Cloud | Cyber Security | Development | Digital & Creative | Emerging Technologies | EV | Gaming | Infrastructure | MS Dynamics | Oracle | SAP | Telecommunications

Our Awards & Nominations
Top 100 Best Small Companies to Work For in the UK (ranked 16th) | Top 10 Recruitment Companies to Work For in the UK (ranked 10th) | Top 10 Best Small Companies to Work For in London (ranked 6th) | TIARA Best Recruitment Company to Work For (£50m+) Nominee

Listed Jobs

Company Name

Square One Resources

Job Title

Data Risk & Control Monitoring Manager

Job Description

**Job Title:** Data Risk & Control Monitoring Manager **Role Summary:** Design, implement, and manage data control frameworks to mitigate risks associated with data quality, usage, access, retention, and movement. Lead monitoring strategy for data management controls, ensuring alignment with governance policies, regulatory requirements, and internal audit expectations. **Expectations:** - Develop and maintain robust data risk control frameworks. - Partner with Data Risk Stewards, Risk, Compliance, and Internal Audit to align controls with policies and standards. - Track and report key data quality metrics and control indicators. - Ensure compliance with data governance and regulatory requirements. **Key Responsibilities:** - Design, implement, and manage data control frameworks for risk mitigation. - Drive monitoring strategy for data management controls in line with governance policies and standards. - Collaborate with Risk, Compliance, and Internal Audit to align controls with regulatory and internal standards. - Monitor and track key data quality metrics and control indicators. - Provide oversight and continuous improvement of data control processes. **Required Skills:** - Expertise in data governance, risk, and control frameworks. - Strong analytical and monitoring skills. - Knowledge of regulatory requirements related to data (e.g., GDPR, ISO 27001). - Ability to collaborate with cross‑functional teams (Risk, Compliance, Audit). - Proficiency in tracking and reporting data quality metrics. - Excellent communication and stakeholder engagement. **Required Education & Certifications:** - Bachelor’s degree in Computer Science, Information Management, Finance, or related field. - Relevant certifications (e.g., Certified Data Management Professional, ISO 27001 Lead Implementer, Certified Information Systems Auditor) are preferred.

Sheffield, United kingdom

Hybrid

31-10-2025

Company Name

Square One Resources

Job Title

Senior Site Reliability Engineer - Southampton or Sutton

Job Description

**Job title**: Senior Site Reliability Engineer **Role Summary**: Design, build, and maintain highly available, scalable production environments on AWS using IaC and DevOps practices. Lead SRE initiatives, monitor performance, and troubleshoot complex issues across hybrid cloud and container platforms. **Expectations**: - Deliver robust, secure infrastructure for global analytics workloads. - Collaborate cross‑functionally to enhance monitoring, alerting, and incident response. - Implement IaC, CI/CD pipelines, and best‑practice security controls. **Key Responsibilities**: - Develop and sustain AWS architectures (VPC, EC2, ECS/EKS, RDS, S3, SNS/SQS, Kafka). - Apply Terraform/CloudFormation/Ansible for reproducible infrastructure deployments. - Configure and maintain container environments (Docker on Linux). - Engineer monitoring and alerting with Grafana, Elastic, StatusCake, PagerDuty. - Design and enforce security policies (IAM, security groups, encryption, Vault). - Lead incident investigations, root cause analysis, and post‑mortem reporting. - Mentor teammates, promote innovation, and champion SRE best practices. **Required Skills**: - Linux system administration, Bash scripting, Python (high‑level language). - AWS services (VPC, EC2, ECS/EKS, RDS, S3, SNS/SQS, Kafka). - IaC tools: Terraform, CloudFormation, Ansible (or equivalent). - CI/CD tooling, configuration management (Puppet, Ansible), version control. - Monitoring/alerting: Grafana, Elastic, StatusCake, PagerDuty. - Database knowledge: PostgreSQL, SQL Server (or equivalent). - Security engineering fundamentals, secure coding, compliance best practices. - Excellent communication, able to explain technical concepts to non‑technical stakeholders. **Required Education & Certifications**: - Bachelor’s degree or equivalent in Computer Science, Engineering, or related field. - Relevant cloud certifications (e.g., AWS Certified Solutions Architect – Associate/Professional, or Terraform Associate).

Sutton, United kingdom

Hybrid

Senior

03-11-2025

Company Name

Square One Resources

Job Title

Senior Site Reliability Engineer

Job Description

**Job Title**: Senior Site Reliability Engineer **Role Summary** Lead the design, deployment, and operation of highly available, secure, and scalable cloud‑native infrastructure on AWS. Spearhead automation via IaC, containerisation, and CI/CD pipelines, while ensuring robust monitoring, incident response, and continuous improvement of production environments. **Expectations** - Deliver production‑grade infrastructure within rigorous timelines. - Communicate complex technical concepts to non‑technical stakeholders. - Champion best practices in security, reliability, and cost optimisation. - Mentor junior engineers and drive innovation within the SRE team. **Key Responsibilities** - Architect and maintain AWS VPCs, security groups, EC2, ECS, EKS, RDS, S3, and related services. - Build and manage IaC using Terraform, CloudFormation, and Ansible (or equivalent). - Configure and operate containerised services (Docker on Linux). - Design and maintain monitoring dashboards (Grafana, Elastic) and alerting (PagerDuty, StatusCake). - Develop and maintain CI/CD pipelines for rapid, reliable deployments. - Troubleshoot production incidents using logs, traces, dumps, and diagnostic tools. - Implement security pipelines, audit configurations, and ensure compliance with best practices. - Collaborate with cross‑functional teams to refine system architecture and performance. **Required Skills** - Advanced Linux administration and Bash scripting. - Deep AWS expertise: messaging (SNS/SQS), Kafka integration, networking, compute, storage, and managed databases. - Proficiency with containerisation (Docker) on Linux. - IaC proficiency: Terraform, CloudFormation, or Ansible (plus Puppet support). - Monitoring & alerting tools: Grafana, Elastic Stack, PagerDuty, StatusCake. - Security engineering fundamentals and pipeline experience. - Programming: Python (or comparable high‑level language). - Database knowledge: Postgres, SQL Server. - Continuous Integration and Deployment best practices. - Excellent communication and documentation skills. **Required Education & Certifications** - Bachelor’s degree in Computer Science, Engineering, or equivalent professional experience. - Certifications strongly preferred: - AWS Certified Solutions Architect – Associate/Professional - AWS Certified DevOps Engineer – Professional - HashiCorp Terraform Associate - Certified Kubernetes Administrator (CKA) or equivalent ---

Sutton, United kingdom

Hybrid

Senior

05-11-2025

Company Name

Square One Resources

Job Title

Microsoft 365 Solution Architect

Job Description

**Job Title** Microsoft 365 Solution Architect **Role Summary** Architect and lead the design of Microsoft 365 (M365) solutions for an enterprise client. Focuses on High‑Level Design (HLD) for core services (Exchange, SharePoint, Teams, OneDrive) and ensures alignment with business strategy, governance, and compliance frameworks. Acts as a technical consultant and stakeholder facilitator, translating business requirements into secure, scalable M365 architectures. **Expectations** - Proactive generalist with end‑to‑end M365 expertise. - Deep knowledge of exchange, sharepoint, teams, one‑drive, and associated security/compliance tooling. - Understanding of architectural governance, stakeholder management, and high‑level design documentation. - Self‑driven, able to work autonomously with minimal supervision. **Key Responsibilities** 1. Create and maintain HLDs for M365 services, particularly Exchange. 2. Collaborate with enterprise architects and governance boards to align M365 architecture with wider IT and business strategies. 3. Serve as a trusted advisor to stakeholders, converting business needs into technical solutions. 4. Provide input and assurance on HLDs for Microsoft Stream and other collaboration tools. 5. Support Microsoft Teams adoption, including identity and access integration. 6. Work closely with delivery teams to ensure designs are implementable and scalable. 7. Review and refine migration plans, architecture and rollout strategies for SharePoint Online and OneDrive for Business. **Required Skills** - Proven Microsoft 365 architecture experience, including HLD creation and migration planning. - Exchange Online (migration, HLD), SharePoint Online (architecture/rollout), OneDrive for Business (architecture/configuration). - Microsoft Teams adoption and integration planning. - Strong familiarity with M365 compliance, security, and identity tooling. - Experience with Purview and Entra ID (formerly Azure AD) a plus. - Ability to work within an architectural governance framework. - Excellent stakeholder engagement and communication skills. **Required Education & Certifications** Not specified in the posting. ---

Coventry, United kingdom

Hybrid

10-11-2025