Principal Systems Generalist – Distributed Systems & Databases is a senior technical position responsible for solving foundational challenges across distributed systems, production databases, orchestration, and observability. The focus of this role is to ensure the platform is reliable, scalable, and fault-tolerant under real-world workloads.
This role requires deep expertise in distributed systems engineering, production-grade database operations, and systems programming using Rust. The ideal candidate will be comfortable working across the stack from low-level systems internals to orchestration and observability tooling and will act as a cross-functional problem solver across infrastructure teams.
Key Responsibilities
- Design and implement backend systems in Rust to manage and allocate GPUs across compute clusters.
- Scale and optimize high-performance SQL and NoSQL databases for low-latency, high-throughput workloads.
- Build and maintain resilient recovery and failover mechanisms to ensure availability during outages and cluster-level failures.
- Develop observability tooling, including monitoring, logging, and tracing, for diagnosing issues in distributed environments.
- Collaborate with infrastructure, platform, and networking teams to design and operate a unified and reliable systems platform.
- Lead or contribute to architectural reviews, incident response, and reliability engineering efforts.
Required Qualifications
- Significant experience building and operating distributed systems at production scale.
- Proficiency in Rust for systems and backend programming.
- Strong understanding of SQL
- Demonstrated ability to build tooling and automation for system health, monitoring, and recovery.
- Comfortable navigating and debugging complex interactions between kernel, databases, and orchestration layers.
Preferred Qualifications
- In-depth understanding of distributed consensus protocols (e.g., Raft, Paxos) and database internals.
- Experience with observability stacks (e.g., Prometheus, Grafana, OpenTelemetry).
- Exposure to GPU scheduling or high-performance computing (HPC) environments (optional).
- Familiarity with service-level objectives (SLOs), chaos engineering, and incident management workflows.
- Experience with Linux systems internals and container orchestration frameworks such as Kubernetes or Nomad.
Role: AI Engineer
Length: Initial contract until March with a view to extend
Location: Fully remote
IR35 Status: Inside IR35
Pay Rate: £750 - £850 per day
Clearance: SC Clearance
One of my public sector clients are looking for an AI Engineer to join their team on a fully remote basis, this will be on an initial contract until the end of March with a view to extend. They are interested in Engineers with experience of working in an Agile environment amongst multi-disciplinary teams.
Key Requirements
- Must have experience in building Large Language Model based applications incorporating tool usage and information retrieval.
- Must have experience in Python programming language.
- Must have experience administering Amazon Web Services accounts.
- Must be able to take ownership of the entire feature development lifecycle, i.e. development and testing through to deployment.
- Should have experience in agile product delivery, working within a small interdisciplinary team to deliver as a group.
Are you interested in this position? If so, then please respond with your CV and I will be in touch ASAP.
Lawrence Harvey are partnering with a highly respected retail organisation that’s embarking on a major Zellis HR & Payroll migration, moving from their on-premise solution to Zellis HCM Cloud.
They’re looking for an experienced HRIS Project Manager to lead this transformation, working closely with Zellis to deliver a seamless migration and ensure a smooth transition for all employees.
This is an Outside IR35 contract role for an initial 6 months, paying £450-500 per day starting in November.
This is a hybrid role with 3 days per week required in East Anglia, unfortunately there is no flexibility on this.
Experience:
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Proven experience delivering HRIS or Payroll system migrations or implementations, ideally with Zellis (ResourceLink or HCM Cloud).
- Zellis experience is a must-have, ideally having done a similar sort of project
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Strong background in project management methodologies (Prince2, Agile, or PMP).
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Excellent stakeholder management and communication skills, with the ability to work across multiple business functions with the ability to challenge external Vendors if needed.
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Hands-on experience managing data migration, testing, and change management activities.
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Strong analytical, problem-solving, and organisational skills.
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Experience in the retail sector or other large, complex organisations would be advantageous.
If you are available at short-notice and match the criteria above, please apply with the latest version of your CV.
Director of IT Operations – Hybrid | Houston, TX
(Hybrid, 2–3 days/week in office)
We’re partnering with a leading renewable energy developer and operator that is scaling its technology function to match rapid business growth. The organization owns and operates a diverse portfolio of power generation and transmission assets across North America and is investing heavily in modernizing its IT landscape to support continued expansion and innovation.
We’re searching for a Director of IT Operations to provide strategic leadership and operational excellence across the company’s IT environment. This is a key role that sits at the intersection of infrastructure strategy, service delivery, and cloud transformation, with high visibility across business units and technology leadership.
Responsibilities:
- Define and execute the enterprise IT operations strategy, ensuring alignment with broader business objectives and transformation initiatives
- Lead teams responsible for infrastructure, service delivery, IT support, and cloud operations across both on-premises and SaaS environments
- Oversee the reliability, scalability, and security of enterprise systems while driving modernization and operational maturity
- Manage vendor relationships and operational budgets, ensuring cost-effective and high-quality service delivery
- Partner with security, applications, and business stakeholders to support innovation, compliance, and operational resilience
- Champion process improvement through ITSM best practices, KPI tracking, automation, and governance
Qualifications:
We’re looking for a seasoned IT operations leader who can balance strategic vision with hands-on leadership. You bring:
- 10+ years of progressive IT operations or infrastructure management experience, including 5+ years leading teams
- A track record overseeing hybrid environments (cloud + on-prem), with strong knowledge of Microsoft enterprise platforms and major cloud providers (Azure, AWS, or GCP)
- Experience modernizing legacy systems and introducing scalable SaaS platforms and ITSM processes
- ITIL certification (required); other governance or process certifications (e.g., COBIT, ISO/IEC 20000, Six Sigma) are a plus
- Strong vendor management skills and comfort managing operational budgets
- Excellent communication, leadership, and stakeholder management capabilities - able to influence across technical and business teams
Apply today!
ERP Integration Architect - REMOTE - Greater London
A client of ours is actively recruiting for an agnostic ERP Integration Architect to sit between their ERP and CRM. The business is at RFP stage across 3 workstreams including ERP, so this is a vey exciting time to be joining. Netsuite plus a mixture of other ERP systems worked with is preferrable. Interviews are happening next week and the candidate would ideally be starting by early November.
Here are the general details for the role:
Title: ERP Integration Architect
Work mode: Fully remote
Role type: Contractor (Outside IR35)
Contract duration: 6+ months
Rate: Around £600/£650 a day with some flex
If you're interested, please apply with your CV or email h.gaut@lawrenceharvey.com asap.
Role: SAP Solutions Architect – MDG
Location: UK / Europe
Length: 6 months (initial), long-term extension potential
Pay Rate: Competitive Daily Rate
Overview:
We are supporting a global organisation embarking on a global S/4HANA implementation. Our client is looking for an experienced Solutions Architect with deep knowledge of SAP Data Architecture, specifically within MDG. This role requires someone who has the gravitas to challenge SI's, align business and IT, and drive data ownership across teams.
Key Requirements:
- Proven experience in SAP S/4HANA programmes as a Solution Architect
- Expertise in SAP Master Data Governance (MDG)
- Strong experience with SI, vendor, and stakeholder management
- Prior experience working on global complex E2E programmes
- Strong knowledge of BW/4HANA, reporting architecture, and experience integrating with Azure DataLakes would be beneficial
Key Responsibilities:
- Own the data architecture across the SAP S/4HANA ecosystem
- Define and oversee the implementation of SAP MDG frameworks for material, customer, and vendor master data
- Provide architecture oversight on SAP BW/4HANA, Embedded Analytics, Power BI, and Azure Data Lake integration's
- Collaborate with SI partners and internal teams to ensure sustainable, scalable data models
- Support solution design reviews and ensure documentation aligns with enterprise architecture principles
Are you interested in this position? If so, then please respond with your CV and I will be in touch ASAP.
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