Location: 3 days on site in either Sheffield/Birmingham/London
Duration: 30/11/2026
Rate 529

MUST BE PAYE THROUGH UMBRELLA
"Key Responsibilities

• Design, deploy, and operate Splunk Enterprise and ITSI for hybrid Kubernetes/OpenShift environments.
• Onboard data at scale (HEC, Universal Forwarder/Deployment Server), align to CIM, and enforce RBAC, retention, and cost guardrails.
• Build ITSI service decompositions, KPIs/multi-KPI thresholds, NEAP policies, glass tables, deep dives, and service health scoring.
• Create OpenShift-focused exec/ops views: cluster health (API/etcd), node readiness/pressure, pod restart hotspots, network/storage errors, capacity and quota/bursting visibility.
• Tune search and platform performance: workload rules, concurrency, DMA, summary indexing, and scheduling hygiene.
• Implement alerting, enrichment, routing to ITSM/ChatOps, suppression windows, maintenance schedules, and runbook automation.
• Govern ingest and security: allow/deny lists, PII handling, TLS, token governance, index/role mapping, and data quality SLAs.
• Integrate upstream sources and pipelines: OpenTelemetry, Prometheus exporters, Fluentd/Fluent Bit/Vector, Kafka, CMDB/ITSM enrichments, AIOps/ML anomaly detection.

Required Skills

• • Splunk Enterprise: SPL mastery, CIM alignment, KV/lookups/macros, saved searches, index/retention/RBAC design, search performance tuning.
  • Splunk ITSI: Service trees, KPIs, adaptive/time-based thresholds, NEAP tuning, glass tables, deep dives, Service Analyzer configuration.
  • OpenShift/Kubernetes observability: Cluster/control-plane metrics, kube events/logs, workload/node/network/storage correlation, capacity and noisy-neighbor detection.
  • Data pipelines & collectors: OpenTelemetry (OTLP), Prometheus scraping, Fluentd/Fluent Bit/Vector, Kafka (TLS), HEC/UF/DS onboarding.
  • Reliability & SLOs: Golden signals, rollout/rollback health checks, SLO/KPI mapping to namespaces/apps, executive and ops dashboards.
  • Performance & cost optimization: Workload rules, DMA, summary indexing, schedule optimization, license/cost guardrails.
  • Security & compliance: TLS/mTLS, token and cert hygiene, PII controls, auditability, role/index mappings.
  • Automation & integrations: ITSM/ChatOps routing, runbooks, CMDB enrichment, webhook/AIOps integrations."

We’re looking for a Splunk & OpenShift Observability Engineer to design, deploy, and optimise enterprise-grade monitoring across hybrid Kubernetes and OpenShift environments.

This is a high-impact role where you’ll shape observability strategy, enhance service intelligence, and ensure platform reliability at scale - balancing performance, cost efficiency, and security governance.

You’ll work at the intersection of platform engineering, observability, and service intelligence, helping to transform raw telemetry into actionable insight. This is an opportunity to influence reliability strategy, improve operational maturity, and deliver measurable value across a modern cloud-native estate.

What You’ll Be Doing

• Design, deploy, and operate Splunk Enterprise and ITSI across hybrid Kubernetes/OpenShift platforms
• Onboard and normalise data at scale (HEC, Universal Forwarder, Deployment Server), aligning to CIM standards
• Build and optimise ITSI service models: service trees, KPIs, adaptive thresholds, NEAP policies, glass tables, deep dives, and health scoring
• Deliver OpenShift-focused executive and operational dashboards, including:
• Cluster/API/etcd health
• Node readiness and resource pressure
• Pod restart trends and noisy-neighbour detection
• Network and storage error visibility
• Capacity, quota, and burst analysis
• Optimise search and platform performance (workload rules, DMA, summary indexing, scheduling hygiene, concurrency tuning)
• Implement intelligent alerting and automated routing into ITSM and ChatOps platforms, including enrichment, suppression windows, and maintenance scheduling
• Govern data ingestion and security controls (RBAC, retention, PII handling, TLS, token governance, index and role mapping)
• Integrate telemetry pipelines including OpenTelemetry, Prometheus, Fluentd/Fluent Bit/Vector, Kafka, CMDB and AIOps/ML solutions
• Drive SLO/KPI alignment, golden signal monitoring, rollout/rollback health validation, and executive reporting

What You’ll Bring

• Deep expertise in Splunk Enterprise (SPL mastery, CIM alignment, saved searches, macros, KV stores, index/retention/RBAC design, performance tuning)
• Strong experience with Splunk ITSI (service trees, KPIs, adaptive/time-based thresholds, NEAP tuning, Service Analyzer configuration)
• Proven OpenShift/Kubernetes observability experience across control-plane metrics, events, logs, workload correlation, and capacity management
• Hands-on experience with telemetry pipelines (OpenTelemetry/OTLP, Prometheus exporters, Fluentd/Fluent Bit/Vector, Kafka with TLS, HEC/UF/DS onboarding)
• Strong understanding of reliability engineering principles (golden signals, SLO design, namespace/application KPI mapping)
• Experience optimising performance and licensing costs using workload rules, DMA, and summary indexing
• Solid security and compliance knowledge (TLS/mTLS, certificate/token hygiene, PII controls, auditability, role/index mapping)
• Automation and integration expertise across ITSM, ChatOps, webhooks, CMDB enrichment, and AIOps tooling

We are seeking a Technology Resilience Specialist to play a key role in strengthening organisational resilience across applications, infrastructure, data, and operations. This role will drive critical resilience initiatives, improve our recovery capabilities, and help shape the long‑term resilience strategy.
Key Responsibilities

Lead the implementation of Resilience Deep Dive and Resilience Improvement processes within ServiceNow Continual Improvement Management (CIM).
Investigate and analyse resilience vulnerability data to identify risks and improvement opportunities.
Design and support the migration from existing in‑house Technology Vulnerability Management tools to ServiceNow Integrated Risk Management (IRM).
Contribute to strategic initiatives focused on Double Failure Resilience and Mass Disaster Recovery (DR) scenarios.
Redefine and embed Recovery Time Objectives (RTOs) across the organisation.
Develop and promote an organisational approach to SLIs, SLOs, Error Budgets, and Availability Management.
Support and help shape the wider Technology Resilience Strategy, covering application, infrastructure, security, data, observability, operations, and culture.

What you need to do now

If you’re interested in this role, click ‘apply now’ to forward an up-to-date copy of your CV, or call us now.
If this job isn’t quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C’s, Privacy Policy and Disclaimers which can be found at (url removed)

We are seeking a Lead Data Engineering Consultant with proven experience in leading and developing data engineering platforms. The ideal candidate will possess hands-on expertise in the following areas:

1. Extensive enterprise experience withHadoop, Spark, and Splunk.
2. Proficiency in object-oriented and functional scripting, particularly inPython.
3. Skilled in handling raw, structured, semi-structured, and unstructured data (SQL and NoSQL).
4. Experience integrating large, disparate datasets using modern tools and frameworks.
5. Strong background in building and optimizingETL/ELT data pipelines.
6. Familiarity with source control and implementing Continuous Integration, Delivery, and Deployment via CI/CD pipelines.
7. Experience supporting and collaborating with BI and Analytics teamsin fast-paced environments.
8. Ability to pair program and work effectively with other engineers.
9. Excellent analytical and problem-solving abilities.
10. Knowledge of agile methodologies such as Scrum or Kanban is a plus.
11. Comfortable representing the team in standups and problem-solving sessions.
12. Capable of driving the creation of technical test plans and maintaining records, including unit and integration tests, within automated test environments to ensure high code quality.
13. Promote SRE (Site Reliability Engineering) culture by addressing challenges through data engineering.
14. Ensure service resilience, sustainability, and adherence to recovery time objectives for all delivered software solutions.

Based - Worksop, S81 7AY

2 Year Fixed Term Contract (until March 2028)

Salary - £48,000 per annum

We’re looking for a hands-onProject Engineer to support the delivery of Project Venice - a key initiative shaping the future of our cooking sauces manufacturing. You’ll help plan, coordinate and implement engineering projects that improve safety, efficiency and operational performance within a fast-paced FMCG environment.

What you’ll be doing:

• Support project planning, scheduling and reporting
• Assist in the preparation of installation and commissioning plans
• Coordinate contractors, suppliers and engineering teams
• Assist with technical reviews, documentation and change control
• Carry out PUWER checks, risk assessments and ensure compliance
• Support installation, commissioning and equipment performance assessments
• Maintain safe working practices and contribute to incident reporting

What we need from you:

• Experience supporting or managing engineering projects in FMCG or food manufacturing
• Strong planning, budgeting and technical documentation skills
• Comfortable working with contractors and cross-functional teams
• Familiar with project tools such as MS Project or Primavera
• Safety-focused with strong problem-solving skills

What we offer in return:

• Salary of £48,000
• Pension scheme of up to 7.5%
• Life assurance
• Holiday purchase scheme
• Sharesave scheme
• Employee discount platform

At Premier foods we believe in inclusion, authenticity and individuality. We aim to ensure all existing and future colleagues are given equitable opportunities and are respected, valued and encouraged to bring their true authentic selves to work no matter who they are, what they look like, who they love or what they believe in. Our culture is one where everyone is welcome.

We’re proud to be a Disability Smart employer and are committed to supporting disability inclusion throughout our recruitment process. If you experience any access issues or require reasonable adjustments at any stage, please let us know so we can ensure you have the support you need.

Key Responsibilities: Design, implement, and maintain data pipelines to ingest and process OpenShift telemetry (metrics, logs, traces) at scale. Stream OpenShift telemetry via Kafka (producers, topics, schemas) and build resilient consumer services for transformation and enrichment. Engineer data models and routing for multi-tenant observability; ensure lineage, quality, and SLAs across the stream layer. Integrate processed telemetry into Splunk for visualization, dashboards, alerting, and analytics to achieve Observability Level 4 (proactive insights). Implement schema management (Avro/Protobuf), governance, and versioning for telemetry events. Build automated validation, replay, and backfill mechanisms for data reliability and recovery. Instrument services with OpenTelemetry; standardize tracing, metrics, and structured logging across platforms. Use LLMs to enhance observability capabilities (e.g., query assistance, anomaly summarization, runbook generation). Collaborate with platform, SRE, and application teams to integrate telemetry, alerts, and SLOs. Ensure security, compliance, and best practices for data pipelines and observability platforms. Document data flows, schemas, dashboards, and operational runbooks.
Required Skills: Hands-on experience building streaming data pipelines with Kafka (producers/consumers, schema registry, Kafka Connect/KSQL/KStream). Proficiency with OpenShift/Kubernetes telemetry (OpenTelemetry, Prometheus) and CLI tooling. Experience integrating telemetry into Splunk (HEC, UF, sourcetypes, CIM), building dashboards and alerting. Strong data engineering skills in Python (or similar) for ETL/ELT, enrichment, and validation. Knowledge of event schemas (Avro/Protobuf/JSON), contracts, and backward/forward compatibility. Familiarity with observability standards and practices; ability to drive toward Level 4 maturity (proactive monitoring, automated insights). Understanding of hybrid cloud and multi-cluster telemetry patterns. Security and compliance for data pipelines: secret management, RBAC, encryption in transit/at rest. Good problem-solving skills and ability to work in a collaborative team environment. Strong communication and documentation skills.

My client is looking for a Kubernetes Specialist to work 3 days onsite in Sheffield (Candidate can be based in Leeds to work 3 days a week in office in Leeds).

Job Description

Top Skils- Kubernetes - 5+ years experience

Design, deploy, and manages containerized applications within Kubernetes clusters, ensuring high availability, security, and scalability. Key requirements include proficiency in Kubernetes architecture, Linux networking, CI/CD pipelines, IaC (Terraform), and scripting (Go/Python). The role involves optimizing cluster performance, managing services, and supporting developer workflows. wiz.io +5

Key Responsibilities

• Cluster Management: Deploy, scale, and maintain production-grade Kubernetes clusters.
• Infrastructure as Code (IaC): Automate environment provisioning using Terraform or Ansible.
• CI/CD & GitOps: Build and manage pipelines using tools like Jenkins, GitLab CI/CD, Argo CD, or Flux.
• Networking & Security: Configure networking (Ingress, CNI, service mesh) and implement security best practices (RBAC, network policies).
• Monitoring & Observability: Implement logging and monitoring solutions (Prometheus, Grafana, Fluentd).
• Troubleshooting: Diagnose and resolve cluster issues related to networking, storage, and application performance

Required Skills and Qualifications

• Kubernetes Expertise: Deep knowledge of Kubernetes components, architecture, and APIs.
• Containerization: Proficiency with Docker and container runtimes.
• Cloud Experience: Strong experience with public cloud providers (AWS, Azure, or GCP).
• Scripting/Coding: Ability to write automation scripts in Bash, Python, or Go.
• Linux Knowledge: Strong understanding of Linux system administration.
• Certifications: Certified Kubernetes Administrator (CKA) or Certified Kubernetes Application Developer (CKAD) preferred.

Ideal Candidate Profile

• 5+ years of experience managing Kubernetes in production.
• Experience with GitOps workflows and managing infrastructure at scale.
• Excellent problem-solving skills and a focus on automation.

GCS is acting as an Employment Business in relation to this vacancy.

Location: Hybrid (60% Office / 40% Remote) Sheffield
Contract: 6 Month Contract (Extension possible)
Rate: £400+ per day inside IR35

Role Overview

We are seeking an experienced Lead Data Engineer to design, develop, and optimise enterprise-scale data platforms for large, regulated organisations, ideally in banking, financial services, or other regulated sectors. This role requires hands-on technical expertise, leadership, and a consulting mindset to deliver scalable, resilient data solutions while promoting best practices and operational excellence.

Key Responsibilities

• Lead the design, development, and optimisation of enterprise data engineering platforms
• Build and maintain robust ETL/ELT pipelines integrating large, complex datasets
• Work with structured, semi-structured, and unstructured data across SQL and NoSQL technologies
• Develop solutions using Hadoop, Spark, and Splunk in large-scale environments
• Write maintainable Python code, applying object-oriented and functional programming principles
• Implement and maintain CI/CD pipelines, automated testing, and version control
• Collaborate with BI, Analytics, and downstream teams to support reporting and insights
• Pair program and mentor other engineers to promote knowledge sharing and code quality
• Define and maintain technical test plans including unit and integration tests
• Promote SRE principles to ensure service resilience, sustainability, and recoverability

Essential Skills & Experience

• Proven experience as a Lead or Senior Data Engineer in enterprise-scale environments
• Hands-on expertise with Hadoop, Spark, and Splunk
• Advanced Python development skills
• Experience designing and optimising high-performance data pipelines
• Strong understanding of CI/CD, source control, and automated testing
• Analytical, problem-solving, and leadership skills
• Experience working in regulated, enterprise environments (e.g., banking, fintech, government)
• Agile delivery experience (Scrum/Kanban)

Consulting & Soft Skills

• Ability to mentor and uplift team performance
• Strong communication and stakeholder engagement skills
• Collaborative, delivery-focused mindset with high accountability
• Knowledge of control, compliance, and regulatory requirements
• Up-to-date awareness of modern tools, cybersecurity, and data privacy regulations
• Champions innovation, advanced technologies, and best practices

If this role aligns with your skills and experience, we’d love to hear from you. Apply today to be considered.

OpenShift Administrator (Automation & Lifecycle)

?? Location: Sheffield City Centre (Hybrid 60% office / 40% remote)
?? Contract Duration:8 Months (Until 30/11/2026)
?? Rate: Up to £400 per day (inside IR35)

Overview

We are recruiting an experienced OpenShift Administrator / Automation Engineer to support a large enterprise platform within the Banking & Financial Services sector.

This role suits candidates with experience working in highly regulated environments, ideally banking or financial services, where strong controls, security, and compliance are essential.

Key Responsibilities

• Automate infrastructure and platform processes to reduce manual intervention
• Develop and maintain automation for RedHat OpenShift environments
• Create, test, and support automation scripts (Python, PowerShell, Shell)
• Integrate automation with enterprise systems and REST APIs
• Identify automation opportunities in collaboration with stakeholders
• Ensure solutions are secure, scalable, and well-documented
• Monitor and troubleshoot automated workflows
• Track delivery and documentation using Jira and Confluence

Essential Skills & Experience

• 510 years experience in automation, platform, or infrastructure engineering
• Hands-on RedHat OpenShift administration (essential)
• Strong scripting skills: Python, PowerShell, Shell
• Container technologies: Docker, Kubernetes
• Automation tools: Ansible, Jenkins
• REST API integration
• Experience working in regulated enterprise environments
• Version control: Git / SVN
• Ability to work independently and manage deliverables

Ideal Candidate Background

• Previous experience in Banking or Financial Services
• Comfortable operating within strict governance, risk, and compliance frameworks
• Experience supporting large-scale, mission-critical platforms

Desirable

• ArgoCD / GitOps experience
• Test automation exposure (Selenium, PyTest, Robot Framework)
• Experience in DevOps or Agile delivery environments

Role Title: Full Stack Developer
Duration: contract to run until 30/11/2026
Location: Sheffield, hybrid
Rate: up to 418.60 p/d Umbrella inside IR35

Role purpose / summary

We are looking for a Full Stack Developer reporting to a Lead inside CTO DevOps Services.

We expect the individual to participate in all parts of the development life cycle including analysis, testing and production support. We do not have separate teams and these activities are all part of the role.

The successful candidate will be expected to do the following:

• Work within a team of 4 - 6 people. Most teams are in a single location, but it can be geographically dispersed Take a business requirement, divide it up into stories and deliver each story iteratively to production.
• Product support is integral to the role - we have a saying, “the team builds it, the team supports it”.
• Identify areas of technical debt, ensure a healthy balance of tech debt and new functionality is prioritised and worked on.
• For new items you need to design the solution and ensure that it follows technology guidelines and constraints
• Pairing with other members of the team.

We expect the candidate to have the following skills:

• Willingness to learn multiple programming languages Demonstratable experience of one language.
• We predominantly use Kotlin, Java, JavaScript Working knowledge of Unix Must understand databases from a consumer point of view Knowledge of HTTP APIs e.g. RESTful API’s

All profiles will be reviewed against the required skills and experience. Due to the high number of applications we will only be able to respond to successful applicants in the first instance. We thank you for your interest and the time taken to apply!

Role Title: DevOps Engineer - OpenShift CI/CD Automation Duration: contract to run until 31/12/2026 Location: Sheffield, hybrid 3 days per week onsite Rate: up to £495.88 p/d Umbrella inside IR35 Role purpose / summary The DevOps Engineer will be responsible for designing, automating, and maintaining CI/CD pipelines for application deployment on the bank’s OpenShift platform. This role ensures seamless integration, efficient delivery, and compliance with security and regulatory standards across the enterprise. Key Skills/ requirements Design and implement automated CI/CD pipelines for deploying applications on OpenShift. Integrate pipelines with source control systems (e.g., GitHub, GitLab) and build tools. Implement container image build, scanning, and deployment workflows. Collaborate with development, operations, and security teams to ensure smooth delivery processes. Optimize pipeline performance and reliability through automation and monitoring. Manage pipeline configurations and troubleshoot build/deployment issues. Ensure compliance with the bank’s security, governance, and regulatory requirements. Stay updated on DevOps best practices and emerging technologies. Required Skills & Experience: Strong experience in CI/CD pipeline design and automation using tools like Jenkins, Tekton, or GitLab CI. Hands-on experience with OpenShift and Kubernetes deployment workflows. Proficiency in scripting languages (Bash, Python, Groovy). Familiarity with containerization (Docker) and image registries. Knowledge of infrastructure-as-code tools (Ansible, Terraform) and cloud platforms (AWS, Azure, GCP). Understanding of security best practices for DevOps and container environments. Excellent problem-solving and communication skills All profiles will be reviewed against the required skills and experience. Due to the high number of applications we will only be able to respond to successful applicants in the first instance. We thank you for your interest and the time taken to apply

Role Title: Lead Data Engineer Location: Sheffield/hybrid (3 days on site) Duration: 9 months Rate: £430 per day inside ir35 We are seeking a Lead Data Engineering Consultant with proven experience in leading and developing data engineering platforms. Experience required: Extensive enterprise experience with Hadoop, Spark, and Splunk. Proficiency in object-oriented and functional scripting, particularly in Python. Skilled in handling raw, structured, semi-structured, and unstructured data (SQL and NoSQL). Experience integrating large, disparate datasets using modern tools and frameworks. Strong background in building and optimizing ETL/ELT data pipelines. Familiarity with source control and implementing Continuous Integration, Delivery, and Deployment via CI/CD pipelines. Experience supporting and collaborating with BI and Analytics teams in fast-paced environments. Ability to pair program and work effectively with other engineers. Excellent analytical and problem-solving abilities. Knowledge of agile methodologies such as Scrum or Kanban is a plus. Comfortable representing the team in standups and problem-solving sessions. Capable of driving the creation of technical test plans and maintaining records, including unit and integration tests, within automated test environments to ensure high code quality. Promote SRE (Site Reliability Engineering) culture by addressing challenges through data engineering. Ensure service resilience, sustainability, and adherence to recovery time objectives for all delivered software solutions.Soft Skills (Consultant): Demonstrated ability and enthusiasm for enhancing team performance. Strong active listening and effective communication skills. Self-mastery, with a focus on positive mindsets and professional behaviours. Maintains up-to-date expertise in current tools, technologies, and key areas such as cybersecurity, data privacy, consent, and data residency regulations. Engages with industry groups and external vendors to represent and advance HSBC’s interests and influence. Takes accountability for ensuring control and compliance throughout the engineering process. Champions innovation and the adoption of advanced technologies and best practices within the domain.If you are interested in this role or wish to apply, please feel free to submit your CV

Role Title: DevOps Engineer - OpenShift CI/CD Automation

Duration: contract to run until 31/12/2026

Location: Sheffield, hybrid 3 days per week onsite

Rate: up to 495.88 p/d Umbrella inside IR35

Role purpose / summary

The DevOps Engineer will be responsible for designing, automating, and maintaining CI/CD pipelines for application deployment on the bank’s OpenShift platform. This role ensures seamless integration, efficient delivery, and compliance with security and regulatory standards across the enterprise.

Key Skills/ requirements

• Design and implement automated CI/CD pipelines for deploying applications on OpenShift.
• Integrate pipelines with source control systems (e.g., GitHub, GitLab) and build tools.
• Implement container image build, scanning, and deployment workflows.
• Collaborate with development, operations, and security teams to ensure smooth delivery processes.
• Optimize pipeline performance and reliability through automation and monitoring.
• Manage pipeline configurations and troubleshoot build/deployment issues.
• Ensure compliance with the bank’s security, governance, and regulatory requirements.
• Stay updated on DevOps best practices and emerging technologies.

Required Skills & Experience:

• Strong experience in CI/CD pipeline design and automation using tools like Jenkins, Tekton, or GitLab CI.
• Hands-on experience with OpenShift and Kubernetes deployment workflows.
• Proficiency in scripting languages (Bash, Python, Groovy).
• Familiarity with containerization (Docker) and image registries.
• Knowledge of infrastructure-as-code tools (Ansible, Terraform) and cloud platforms (AWS, Azure, GCP).
• Understanding of security best practices for DevOps and container environments.
• Excellent problem-solving and communication skills

All profiles will be reviewed against the required skills and experience. Due to the high number of applications we will only be able to respond to successful applicants in the first instance. We thank you for your interest and the time taken to apply!

Contract Tester - Salesforce / Contact Centre Sheffield (Hybrid)

Duration: Minimum 1 month (potential extension)
Day Rate: Negotiable
Location: Sheffield office - minimum 3 days per week on-site

Overview

We’re seeking an experienced Test Analyst / QA Tester with a strong background in Salesforce testing to support a key project. This is an excellent short-term contract opportunity for someone who can quickly add value, work collaboratively, and hit the ground running in a fast-paced environment.

Key Responsibilities

• Plan, design, and execute test cases for Salesforce-based solutions
• Perform functional, regression, integration, and end-to-end testing
• Work closely with developers, business analysts, and end users
• Log, track, and retest defects, ensuring timely resolution
• Support testing around contact centre workflows, systems, and processes
• Provide clear test documentation and contribute to overall quality assurance practices

Essential Experience

• Hands-on testing experience with Salesforce platforms (Service Cloud preferred)
• Strong understanding of test methodologies and defect management
• Previous experience working within or supporting contact centre environments
• Confident working in Agile or hybrid delivery teams
• Ability to work autonomously, with strong attention to detail

Desirable

• ISTQB Foundation or Advanced Certification
• Experience using tools such as Jira, Azure DevOps, or similar
• Prior experience in contract or consultancy assignments

Working Arrangement

• Hybrid: On-site at our Sheffield office at least 3 days per week
• Collaborative working environment with flexibility where possible

How to Apply

If you’re a proactive tester with Salesforce expertise and are available for short-term contract work, we’d love to hear from you. Please send your CV and day rate expectations.

Modis International Ltd acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers in the UK. Modis Europe Ltd provide a variety of international solutions that connect clients to the best talent in the world. For all positions based in Switzerland, Modis Europe Ltd works with its licensed Swiss partner Accurity GmbH to ensure that candidate applications are handled in accordance with Swiss law.

Both Modis International Ltd and Modis Europe Ltd are Equal Opportunities Employers.

By applying for this role your details will be submitted to Modis International Ltd and/ or Modis Europe Ltd. Our Candidate Privacy Information Statement which explains how we will use your information is available on the Modis website.

Infrastructure Engineer (Virtualisation) - VMware POD Lead
Located in Sheffield
9+ month Contract
360- 390 per day insideIR35
Hybrid - 3 days in the office per week

We are seeking a highly experienced Infrastructure Engineer (Virtualisation) to join the Virtualisation Engineering Team. This is a leadership role within a VMware Engineering POD, responsible for driving product vision, automation, reliability, and service sustainability across a large-scale enterprise VMware estate.

Responsibilities include:
Lead and mentor a team of VMware engineers within a POD structure
Own people and performance management responsibilities
Define VMware product strategy focusing on automation, reliability, availability,
performance, and scale
Design, deploy, and manage VMware technologies including vSphere, vRO, vRLI, vROps,
and vLCM
Drive automation initiatives using PowerCLI, Python, Ansible, and vRealize Suite
Establish and enforce engineering standards and SRE best practices
Improve service sustainability, transformation, and platform reliability
Oversee capacity planning, disaster recovery, and business continuity
Manage major incidents and represent the team on critical calls
Ensure compliance, CVE management, and adherence to regulatory standards
Collaborate with Operations, Engineering, Applications, Connectivity teams, and
vendors
Manage full hardware and software lifecycle from deployment to decommissioning

Skills and Experience:
15+ years’ total IT experience, including 12+ years in distributed systems (Linux,
Windows, HA solutions, server hardware, VMware)
Extensive experience managing VMware products (vSphere, vCenter, vROPS, vRO, vRLI,
vLCM) within banking/finance environments
Strong automation delivery experience across large-scale virtualisation
infrastructure
Deep understanding of network and storage technologies in distributed systems
Proven leadership and team management capability
Strong stakeholder engagement and communication skills
Experience managing full infrastructure lifecycle

This is a senior engineering leadership opportunity for someone who combines deep VMware technical expertise with automation capability and strong people leadership. Please apply for immediate interview!

CBSbutler is operating and advertising as an Employment Agency for permanent positions and as an Employment Business for interim / contract / temporary positions. CBSbutler is an Equal Opportunities employer and we encourage applicants from all backgrounds.

Role Title: IT Security Officer

Duration: contract to run until 31/12/2026

Location: Sheffield, Hybrid 3 days per week onsite

Rate: up to 495.88 p/d Umbrella inside IR35

Role purpose / summary

We are currently seeking an experienced professional to join our team in the role of OpenShift Virtualization IT Service Owner - Consultant Specialist.

The role is part of Virtualization Engineering Team within Distributed Compute in CTO Enterprise services.

The IT service owner is responsible for managing and overseeing the delivery of IT services to ensure they meet the needs of the organization and its customers. This role involves collaborating with various stakeholders, managing service performance, and driving continuous improvement initiatives.

In this role, you will:

• Service Lifecycle Management: Oversee the design, implementation, operation, and improvement of IT services.
• Stakeholder Collaboration: Engage with business and technical stakeholders to ensure service alignment with organizational needs.
• Service Strategy: Develop and implement service strategies, places, and processes to improve service delivery and customer satisfaction
• Performance Monitoring: Monitor service performance using key matrices and KPIs and implement corrective actions as needed to maintain service quality.
• Capacity Management: Effectively manage service capacity to ensure seamless operations and avoid disruptions due to capacity constraints. Ensure sufficient capacity is available to meet current and future demands.
• Continuous Improvement: Drive continuous improvement initiatives to enhance service efficiency, reliability and customer satisfaction.
• Incident and Problem Management: Manage and coordinate incident and problem resolution processes, ensuring timely and effective resolution of service issues.
• Change Management: oversee change management activities related to IT services, ensuring the minimal disruption to business operations.
• Service Reporting: produce regular service performance reports and communicate findings to stakeholders.
• Budget Management: Managed service budgets ensuring cost effective delivery of services.
• Compliance and Risk Management: Ensure IT services comply with relevant regulations, policies and standards and manage associated risks.

To be successful in this role, you should meet the following requirements:

• 8+ Years of total IT experience with 5+ years of relevant IT Service Management experience
• Diploma/B.E/B.Tech/M.Tech/M.Sc in Computer Science/IT preferred (or any engineering field considered) or equivalent
• ITIL, PMP, or other relevant certifications are highly desirable.
• Strong understanding of IT service management frameworks and best practices
• Excellent communication and interpersonal skills
• Ability to collaborate effectively with cross functional teams and stakeholders
• Strong analytical and problem solving skills
• Experience in managing service performance matrices and KPIs
• Knowledge of incident problem and change management processes
• Budget management and financial acumen
• Knowledge of distributed compute systems especially virtualization platform is preferred

All profiles will be reviewed against the required skills and experience. Due to the high number of applications we will only be able to respond to successful applicants in the first instance. We thank you for your interest and the time taken to apply!

Role Title: Lead Data Engineer

Location: Sheffield/hybrid (3 days on site)

Duration: 9 months

Rate: 430 per day inside ir35

We are seeking a Lead Data Engineering Consultant with proven experience in leading and developing data engineering platforms.

Experience required:

• Extensive enterprise experience with Hadoop, Spark, and Splunk.
• Proficiency in object-oriented and functional scripting, particularly in Python.
• Skilled in handling raw, structured, semi-structured, and unstructured data (SQL and NoSQL).
• Experience integrating large, disparate datasets using modern tools and frameworks.
• Strong background in building and optimizing ETL/ELT data pipelines.
• Familiarity with source control and implementing Continuous Integration, Delivery, and Deployment via CI/CD pipelines.
• Experience supporting and collaborating with BI and Analytics teams in fast-paced environments.
• Ability to pair program and work effectively with other engineers.
• Excellent analytical and problem-solving abilities.
• Knowledge of agile methodologies such as Scrum or Kanban is a plus.
• Comfortable representing the team in standups and problem-solving sessions.
• Capable of driving the creation of technical test plans and maintaining records, including unit and integration tests, within automated test environments to ensure high code quality.
• Promote SRE (Site Reliability Engineering) culture by addressing challenges through data engineering.
• Ensure service resilience, sustainability, and adherence to recovery time objectives for all delivered software solutions.

Soft Skills (Consultant):

• Demonstrated ability and enthusiasm for enhancing team performance.
• Strong active listening and effective communication skills.
• Self-mastery, with a focus on positive mindsets and professional behaviours.
• Maintains up-to-date expertise in current tools, technologies, and key areas such as cybersecurity, data privacy, consent, and data residency regulations.
• Engages with industry groups and external vendors to represent and advance HSBC’s interests and influence.
• Takes accountability for ensuring control and compliance throughout the engineering process.
• Champions innovation and the adoption of advanced technologies and best practices within the domain.

If you are interested in this role or wish to apply, please feel free to submit your CV.

Role Title: Lead Data Engineering Consultant

Duration: contract to run until 21/11/2026

Location: Sheffield, Hybrid 3 days per week onsite

Rate: up to 423.78 p/d Umbrella inside IR35

Role purpose / summary

We are seeking a Lead Data Engineering Consultant with proven experience in leading and developing data engineering platforms.

The ideal candidate will possess hands-on expertise in the following areas:

• Extensive enterprise experience with Hadoop, Spark, and Splunk.
• Proficiency in object-oriented and functional scripting, particularly in Python.
• Skilled in handling raw, structured, semi-structured, and unstructured data (SQL and NoSQL).
• Experience integrating large, disparate datasets using modern tools and frameworks.
• Strong background in building and optimizing ETL/ELT data pipelines.
• Familiarity with source control and implementing Continuous Integration, Delivery, and Deployment via CI/CD pipelines.
• Experience supporting and collaborating with BI and Analytics teams in fast-paced environments.
• Ability to pair program and work effectively with other engineers.
• Excellent analytical and problem-solving abilities.
• Knowledge of agile methodologies such as Scrum or Kanban is a plus.
• Comfortable representing the team in standups and problem-solving sessions.
• Capable of driving the creation of technical test plans and maintaining records, including unit and integration tests, within automated test environments to ensure high code quality.
• Promote SRE (Site Reliability Engineering) culture by addressing challenges through data engineering.
• Ensure service resilience, sustainability, and adherence to recovery time objectives for all delivered software solutions.

Soft Skills (Consultant):

• Demonstrated ability and enthusiasm for enhancing team performance.
• Strong active listening and effective communication skills.
• Self-mastery, with a focus on positive mindsets and professional behaviours.
• Maintains up-to-date expertise in current tools, technologies, and key areas such as cybersecurity, data privacy, consent, and data residency regulations.
• Engages with industry groups and external vendors to represent and advance the client’s interests and influence.
• Takes accountability for ensuring control and compliance throughout the engineering process.
• Champions innovation and the adoption of advanced technologies and best practices within the domain.

All profiles will be reviewed against the required skills and experience. Due to the high number of applications we will only be able to respond to successful applicants in the first instance. We thank you for your interest and the time taken to apply!

Role Title: HIP Developer Experience Lead for Internal Cloud

Duration: contract to run until 17/07/2026

Location: Sheffield, 3 days per week onsite

Rate: up to 575.92 p/d Umbrella inside IR35

Role purpose / summary

Client Internal Cloud (HIC), IKP (Internal Kubernetes Platform) and Kafka (Event Streaming) are our strategic hosting platforms supporting the fast-growing demand from numerous customers. We have deployed over 15,000 servers in 3 regions underpinning thousands of Technology services.

As a developer experience lead for the HIP platform, you will help to understand and improve the internal customer and developer experience for our strategic platforms, enabling more customer centric solutions.

Your role is to tackle the challenge of the complexity that teams must endure as they integrate technology services into a viable route-to-live. This journey might include runtimes for dev, test and prod; global load balancing; CI/CD mechanism; monitoring, logging, alerting systems; database; file storage; secrets management; team coordination tooling including Confluence and Jira; solutions design documentation; and IT service acceptance documentation.

What you’ll do:

• Work with key platform stakeholders to review existing platforms in HIP for opportunities to implement better customer journeys.
• Assess and compare external platforms (owned by GBGIs, CTO Platforms or other domains) to seek for enhancements opportunities to then implement into HIP platforms.
• Work closely with lead developers, understanding their needs and pain points, and to identify areas for improvement and implement solutions within our HIP infrastructure.
• Facilitate 2-way communication between platform creators and consumers - technical, but good comms / material creation etc.
• Create and maintain efficient tools, platforms, and processes that enable internal developers to build and deploy software more easily.
• May include implementing automation, managing infrastructure as code, building CI/CD pipelines, providing self-service infrastructure, and being a partner to development teams to improve their workflow and remove blockers.
• Maintain and drive strong collaboration between federated domains underpinning internal cloud across CTO, and across the business lines and with vendors.
• Provide technical guidance and support for customers whilst driving deployment consistency.
• Build a developer-centric culture within HIP.

What you need to have to succeed in this role:

• Ability to listen, communicate and learn from others’ experiences
• A strong blend of infrastructure engineering skills and a developer-centric mindset to improve the overall developer productivity and happiness.
• Ability to interface with senior stakeholders to procure the right tools and environments to suit their developers.
• A strong background in development is essential for the role
• Experience of managing teams is highly beneficial, as well as managing or leading programmes of work.
• Experience working within an Agile environment delivering software solutions.
• Experience and working knowledge on HIC/IKP, Hybrid Integration Platform, Software Defined Compute, Storage and Networks.
• Understand of public cloud offerings with preferable experience in building applications on it.
• Experience with providing enterprise strength solutions to manage/operate a globally disperse infrastructure.
• Working knowledge of multiple middleware disciplines (Web Servers, Application Servers, Messaging and Application Lifecycle Management) is highly desirable
• Experience working across cultures and coordinating a globally dispersed team.
• Effective communication, problem solving skills, strategic and pragmatic approach to develop solutions.
• Ability to work in a fast-paced, dynamically changing environment.
• Strong People Leadership, Articulation, Strategic Planning and Execution, Networking, and Influencing Skills

All profiles will be reviewed against the required skills and experience. Due to the high number of applications we will only be able to respond to successful applicants in the first instance. We thank you for your interest and the time taken to apply!

Risk & Controls Analyst
Based in Sheffield -
7+ month Contract
Hybrid - 3 days onsite per week
300 - 326 per day insideIR35

Hiring for a Risk & Controls Analyst to join a Financial Services Technology division. You will work closely with Technology members of the team including Platform and Data teams, Engineering and IT to design, build and transform the controls landscape within a regulated environment.

Key Responsibilities
Partner with Control Owners and Operators to gather, review and optimise business
requirements
Produce detailed specifications to enable engineering delivery
Bridge business and technical teams across the full project lifecycle
Ensure alignment with internal control standards and external regulatory
requirements
Build and maintain knowledge across Technology Controls
Support end-to-end delivery from requirements through implementation

Skills and experience:
Strong problem-solving and data analysis capability
Ability to interpret complex data, relationships and process logic
Understanding of databases, server infrastructure and UI technologies
Excellent communication skills, able to explain complex concepts clearly
It would be an added advantage if you had experience delivering data-focused or
technical solutions; have an awareness of Agile / DevOps methodologies, and exposure
to technology risk and controls data/tools/processes

Please apply for immediate interview!

CBSbutler is operating and advertising as an Employment Agency for permanent positions and as an Employment Business for interim / contract / temporary positions. CBSbutler is an Equal Opportunities employer and we encourage applicants from all backgrounds.

Job Title: Lead Data Engineer - Hadoop, Spark, Pytthon
Location: Sheffield - 3 days per week in the office
Salary/Rate: Up to 617 per day inside IR35
Start Date: 02/03/2026
Job Type: Contract until November

We are seeking a Lead Data Engineering Consultant with proven experience in leading and developing data engineering platforms.

The ideal candidate will possess hands-on expertise in the following areas:

• Extensive enterprise experience with Hadoop, Spark, and Splunk.
• Proficiency in object-oriented and functional scripting, particularly in Python.
• Skilled in handling raw, structured, semi-structured, and unstructured data (SQL and NoSQL).
• Experience integrating large, disparate datasets using modern tools and frameworks.
• Strong background in building and optimizing ETL/ELT data pipelines.
• Familiarity with source control and implementing Continuous Integration, Delivery, and Deployment via CI/CD pipelines.
• Experience supporting and collaborating with BI and Analytics teams in fast-paced environments.
• Ability to pair program and work effectively with other engineers.
• Excellent analytical and problem-solving abilities.
• Knowledge of agile methodologies such as Scrum or Kanban is a plus.
• Comfortable representing the team in standups and problem-solving sessions.
• Capable of driving the creation of technical test plans and maintaining records, including unit and integration tests, within automated test environments to ensure high code quality.
• Promote SRE (Site Reliability Engineering) culture by addressing challenges through data engineering.
• Ensure service resilience, sustainability, and adherence to recovery time objectives for all delivered software solutions.

If you are interested in this opportunity, please apply now with your updated CV in Microsoft Word/PDF format.

Disclaimer
Notwithstanding any guidelines given to level of experience sought, we will consider candidates from outside this range if they can demonstrate the necessary competencies.
Square One is acting as both an employment agency and an employment business, and is an equal opportunities recruitment business. Square One embraces diversity and will treat everyone equally. Please see our website for our full diversity statement.