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Looking for contract jobs in London? Haystack offers a curated selection of top IT contract opportunities across the city, connecting skilled professionals with leading companies. Whether you’re a developer, engineer, or tech specialist, find flexible contract roles in London that match your expertise and advance your career. Start your search for London contract jobs today with Haystack!
AI Security Specialist
FBI &TMT
London
Remote or hybrid
Mid - Senior
Private salary
RECENTLY POSTED

Cybersecurity Specialist - AI & Data Security

Client & Project

We are seeking a talented Cybersecurity Specialist to join the AI & Data Security team, where you will contribute to the delivery and ongoing evolution of the organisation’s AI Security programme.

Role Overview

As a Cybersecurity Specialist, you will bring hands-on experience with leading AI technologies and platforms-primarily AWS Bedrock, Azure OpenAI, Microsoft 365, and other foundation model providers-to support teams in adopting these capabilities securely and effectively.

You will provide guidance on model security, deployment patterns, guardrails, integration architectures, observability, evaluation techniques, and safe operationalisation across a wide range of business use cases. You will translate platform-specific risks, limitations, and best practices into actionable engineering patterns and governance controls.

In this role, you will act as a subject matter expert, collaborating with and supporting the wider team to ensure high-quality outcomes. You will influence key decisions, engage with multiple teams, and provide practical solutions to technical and security challenges across the organisation.

Required & Recommended Proficiencies

  • Master proficiency (required): Network Encryption
  • Expert proficiency (recommended): Secure AI
  • Master proficiency (suggested): Microsoft Azure Active Directory Security
  • Intermediate proficiency (suggested): AI Agents, Amazon Bedrock, Microsoft Azure AI Foundry

Key Responsibilities

  • Develop innovative security strategies to enhance application and AI security.
  • Conduct regular security assessments and audits to identify vulnerabilities and recommend remediation.
  • Collaborate with cross-functional teams to ensure secure design and implementation of AI and digital solutions.
  • Stay up to date with emerging security trends, technologies, and threat landscapes to inform architecture and governance decisions.
  • Mentor and support team members on secure application design, AI security principles, and best practices.

Skills

Master proficiency in Network Encryption is required; expert proficiency in Secure AI is recommended.Master proficiency in Microsoft Azure Active Directory Security, with intermediate proficiency in AI Agents, Amazon Bedrock, and Microsoft Azure AI Foundry, is preferred.

SC Cleared Interaction Designer (Mid-Senior)
Sanderson Government and Defence
London
Hybrid
Mid - Senior
£500/day - £540/day
RECENTLY POSTED

SC Cleared Interaction Designer (Mid-Senior) - Central Government (Contract)
Duration: ASAP start for an initial 6 months
Rate: Up To £540 per day (Inside IR35)
Location: Remote working with occasional onsite attendance
Clearance: UKSV SC (active)

We are seeking a mid-senior level SC Cleared Interaction Designer to support a UK Central Government department on a complex digital delivery programme. This Inside IR35 role requires a confident practitioner who can lead interaction design work, contribute to strategic decision-making, and collaborate effectively within multidisciplinary agile teams.

The Role

You will be responsible for designing intuitive, accessible, and user-centred interactions across one or more digital services. Working closely with user researchers, service designers, developers, and product managers, you will help shape solutions that meet user needs and align with GDS standards.

Key responsibilities include:

  • Designing user-centred interactions across complex digital services
  • Producing wireframes, prototypes, and interaction flows at varying levels of fidelity
  • Applying GDS standards, design patterns, and accessibility best practice (WCAG)
  • Collaborating with user researchers to iterate designs based on evidence and insight
  • Working closely with developers to ensure high-quality implementation of designs
  • Facilitating design workshops and contributing to design critiques
  • Supporting services through discovery, alpha, beta, and live phases
  • Clearly documenting and communicating design decisions to stakeholders

About You

Essential experience:

  • Active UKSV SC clearance
  • Proven experience as an Interaction Designer at mid-senior level
  • Experience delivering digital services within UK Central Government or similarly regulated environments
  • Strong understanding of GDS standards and the GOV.UK Design System
  • Experience working in agile, multidisciplinary delivery teams
  • Confidence engaging and influencing senior stakeholders
  • Comfortable working remotely with occasional onsite attendance

Nice to Have:

  • Experience mentoring or supporting junior designers
  • Strong prototyping skills using tools such as Figma
  • Experience designing for complex user journeys or transactional services
  • Familiarity with accessibility testing and inclusive design practices

Reasonable Adjustments:

Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients.

If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you.

BMS Design Engineer
HP4 Recruitment Ltd
London
Fully remote
Mid - Senior
£130,446/day
RECENTLY POSTED
TECH-AGNOSTIC ROLE

I require a BMS Design Engineer to work on a long term project for the next 2 4 years on a contract basis.

Hybrid role (Based 100% at home) + Paying £450 500 a shift + Outside IR35 + Weekly payments

The role: As the BMS Project Engineer or BMS Design Engineer you will work on the design and technical responsibility on projects based in the UK.

You will have extensive knowledge of the BMS industry understanding all design and technical requirements on a project.

You will need to communicate professionally and confidently with all members of the project team as well as building strong working relationships with clients.

Key skills required: Previous experience as a BMS Project Engineer or BMS Design Engineer similar and fantastic technical knowledge of the BMS Industry.

Based 100% at home + Paying £450 500 a shift + Outside IR35 + Weekly payments

For more information on this fantastic opportunity, send your CV or call Simon Bedlow on the numbers provided.

Keywords BMS // Design // Hybrid // BMS Controls

PySpark Developer
Randstad Digital
London
Fully remote
Senior - Leader
£300/day - £350/day
RECENTLY POSTED

Lead PySpark Engineer (Cloud Migration)

Role Type: 5-Month Contract

Location: Remote (UK-Based)

Experience Level: Lead / Senior (5+ years PySpark)

Role Overview

We are seeking a Lead PySpark Engineer to drive a large-scale data modernisation project, transitioning legacy data workflows into a high-performance AWS cloud environment. This is a hands-on technical role focused on converting legacy SAS code into production-ready PySpark pipelines within a complex financial services landscape.

Key Responsibilities

  • Code Conversion: Lead the end-to-end migration of SAS code (Base SAS, Macros, DI Studio) to PySpark using automated tools (SAS2PY) and manual refactoring.
  • Pipeline Engineering: Design, build, and troubleshoot complex ETL/ELT workflows and data marts on AWS.
  • Performance Tuning: Optimise Spark workloads for execution efficiency, partitioning, and cost-effectiveness.
  • Quality Assurance: Implement clean coding principles, modular design, and robust unit/comparative testing to ensure data accuracy throughout the migration.
  • Engineering Excellence: Maintain Git-based workflows, CI/CD integration, and comprehensive technical documentation.

Technical Requirements

  • PySpark (P3): 5+ years of hands-on experience writing scalable, production-grade PySpark/Spark SQL.
  • AWS Data Stack (P3): Strong proficiency in EMR, Glue, S3, Athena, and Glue Workflows.
  • SAS Knowledge (P1): Solid foundation in SAS to enable the understanding and debugging of legacy logic for conversion.
  • Data Modeling: Expertise in ETL/ELT, dimensions, facts, SCDs, and data mart architecture.
  • Engineering Quality: Experience with parameterisation, exception handling, and modular Python design.

Additional Details

  • Industry: Financial Services experience is highly desirable.
  • Working Pattern: Fully remote with internal team collaboration days.
  • Benefits: 33 days holiday entitlement (pro-rata).

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

TBM Shift Engineer
Aldwych Consulting Ltd
London
In office
Mid - Senior
£500/day - £550/day
RECENTLY POSTED

Temporary

Full-time. On-site.

Are you a TBM Shift Engineer looking for a new opportunity? Do you have tunnelling experience working for a civil engineering contractor on infrastructure projects? Are you interested in working on an exciting new project on a long-term contract? If so, then we may have the right role for you!

Our client is looking to add an experienced TBM Shift Engineer to their current team. You will be reporting to the Shift Manager for works on the Tunnel Boring Machine (TBM) during the shift as excavation continues.

Job Details:

  • Site-based engineering role supporting live TBM operations
  • Involved in the day-to-day control and monitoring of excavation activities
  • Working closely with TBM Shift Managers, TBM crews and engineering teams
  • Shift-based role on a long-term tunnelling project

Key responsibilities

  • Ensure works are undertaken in accordance with approved RAMS
  • Confirm excavation activities follow current operational instruction sheets
  • Control segment supply and ring building sequences
  • Select and record ring orientation to maintain TBM alignment
  • Check and record ring plane data
  • Record and log damage to segments on the TBM database
  • Log critical path activities and shift progress
  • Record geology from excavated spoil
  • Support TBM mechanical engineers during interventions
  • Log tool changes and intervention activities
  • Liaise with TBM crews and communicate key operational information
  • Maintain professional engineering standards and ongoing development

Candidate profile

  • Engineering background within tunnelling, TBM or heavy civil works
  • Experience working on live construction sites in a shift environment
  • Strong attention to detail and accurate record keeping
  • Confident communicator within multi-disciplinary site teams

The ideal candidate will have:

  • A current and relevant CSCS Card
  • Able to display experience in a similar role working with a civils contractor
  • Tunnelling experience

If this is of interest to you, please do apply with your CV asap!

Aldwych Consulting values diversity and promotes equality. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. We encourage and welcome applications from all sections of society and are happy to discuss reasonable adjustments and/or additional arrangements as required to support your application.

Candidates must be eligible to live and work in the UK.

For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business.

Enterprise Architecture Technical Project Manager
Celon Group Limited
London
Remote or hybrid
Mid - Senior
£50,000/day
RECENTLY POSTED

AboutCelon

Celonis a UK-based technology consultancy specialising indigital transformation, cyber risk, managed services, and data insights. We partner with organisations to modernise technology platforms, strengthen governance, and ensure IT decisions support long-term business outcomes.

TheRole

We are looking for an experiencedEnterprise Architecture Technical Project Managerto support one of our major enterprise clients within theirEnterprise Architecturefunction.

This role is ideal for a technically minded Project Manager who enjoys working at the intersection ofarchitecture, governance, and delivery. You will help coordinate architecture initiatives, support review processes, and ensure technology requests are well defined and ready for senior-level decision making.

You will work closely with architects, technology leaders, project teams, and service stakeholders tomaintainoversight of architecture activity and enable effective technology governance across the organisation.

Key Responsibilities

Architecture Request & Initiative Support

  • Support technology initiatives once they enter the Enterprise Architecture function, regardless of origin

  • Help shape and clarify requests, ensuringobjectives, scope, and outcomes are clearly understood

  • Engage with delivery teams and stakeholders to gather context and confirm requirements

  • Support conversations that focus on underlying business and technical needs rather than pre-selected solutions

Coordination & Governance

  • Coordinate architecture reviews, workshops, and governance forums

  • Maintain visibility of architecture decisions, actions, and follow-ups

  • Track progress of initiatives through agreed EA governance processes

  • Ensure architecture work is structured, prioritised, and effectively supported

Technical Awareness & Context

  • Apply broad technical understanding across applications, infrastructure, platforms, and data

  • Identifyoverlaps with existing technology capabilities or ongoing initiatives

  • Support constructive challenge and informed decision-making

  • Prepare well-framed documentation and briefing packs for senior architecture stakeholders

Architecture Documentation & Information Management

  • Maintain architecture registers, inventories, and supporting documentation

  • Support capture of architecture standards, principles, and reference materials

  • Produce clear, structured documentation to support governance and review outcomes

  • Ensure information isaccurate, up to date, and accessible to varied audiences

Stakeholder Engagement

  • Build strong working relationships with architects, project teams, service owners, and business stakeholders

  • Act as a bridge between technical and non-technical audiences

  • Communicate confidently with senior leaders and delivery teams alike

WhatWereLooking For

Essential Experience

  • 5+ years experience intechnical project management, delivery management, or similar roles

  • Strong background inMicrosoft-centric environments(Azure, Microsoft 365, Entra ID)

  • Experience working within or alongsideenterprise architecture, governance, or technology assurancefunctions

  • Proven ability to coordinate complex, multi-domain technology initiatives

  • Excellent organisational and documentation skills

  • Available to startimmediately

Core Skills & Attributes

  • Confident communicator with senior technical and non-technical stakeholders

  • Strong analytical mindset with the ability to challenge assumptions constructively

  • Comfortable working in evolving or less mature governance environments

  • Proactive, pragmatic, and highly organised approach

  • Able to understand technology requests without needing deep specialistexpertise

Desirable (Nice to Have)

  • Background in Business Analysis or hybrid PM/BA roles

  • Familiarity with Enterprise Architecture frameworks (e.g., TOGAF)

  • Experience working in large, complex enterprise organisations

  • Exposure to architecture governance boards or review forums

Lead AWS Data Engineer
Opus Recruitment Solutions
Multiple locations
In office
Senior
£550/day - £600/day

Lead AWS Data Engineer | Birmingham | Finance | AWS | Java | Outside IR35 | Contract | 12 Months Opus is partnered with financial services client to deliver a major programme of work. You’ll join an established engineering group, working alongside internal teams to build a new reporting workflow, upgrade an existing pipeline, and lead a full data‑sourcing uplift across multiple reporting workflows. The team will also be responsible for helping upgrade the framework for two critical internal workflows. This role will require you to be on site in either the London or Birmingham office 5 days per week, please only apply if you hit this criteria. Required Experience Strong background in data engineering within distributed data environments Hands-on expertise with AWS, Spark, Glue, and Snowflake Experience building and optimising data pipelines & reporting workflows Ability to work closely with internal engineering and controls teams Experience upgrading or modernising existing workflows and frameworks For Lead-level: prior experience leading engineering teams or workstreamsTech Stack AWS (Glue, S3, Lambda, Step Functions) Apache Spark Snowflake Java if you are interested in this role then please apply here or email me your most recent and up to date CV, along with your availability  to (url removed) Lead AWS Data Engineer | Birmingham | Finance | AWS | Java | Outside IR35 | Contract | 12 Months

Embedded Engineer
SR2
London
Hybrid
Mid - Senior
£500/day - £550/day

Contract Embedded Software Engineer London | Outside IR35 | £550 per day | Hybrid This contract sits within a highly capable engineering SME working on advanced, safety-critical embedded systems. The work is discreet by nature and requires engineers who are comfortable operating in environments where technical depth, pace and trust matter. You’ll be joining a small, experienced team delivering embedded software that interacts directly with real hardware. The focus is on robust, production-quality code, not prototypes that never leave the lab. What you’ll be doing Developing embedded software in C/C++ Working close to hardware, supporting bring-up and integration Debugging and fault-finding at system level Collaborating directly with experienced engineers across disciplines Contributing to systems where reliability and performance are non-negotiable What you’ll bring Strong background in embedded software engineering Comfortable working across the full development lifecycle Experience with Linux or RTOS environments Confident debugging complex hardware/software interactions Eligible for Security Clearance (or already hold it) Contract details £550 per day, outside IR35 London-based, hybrid working Initial contract with extension potential Apply for a confidential conversation

IT Manager
VIQU IT
London
In office
Mid - Senior
£200/day - £300/day
TECH-AGNOSTIC ROLE

IT Manager London 4 month contract On-Site

Our customer is seeking an IT Manager to support a company restructuring process.

The role will focus on managing the IT systems for a newly set up business unit with no people management responsibilities and will require the creation and management of new EUC infrastructure as well as Data and Endpoint Migrations.

In terms of the environment, you will need to be experienced with G Suite/Google Workspace and Mac devices.

The IT Manager is required to be onsite 5 days a week in Central London.

Primary day to day responsibilities will for the IT Manager will include:

  • Previous experience handling IT Hardware and Software life cycles
  • Mac OS
  • MDM SimpleMDM, JAMF or similar
  • BAU Support of G Suite/Google Workspace and Mac
  • Google Workspace: Configuration and Support
  • Data Migration/EUC Migrations, Or Tenant-to-Tenant Migrations
  • Managing IT and Servers
  • DNS

The Key experience will require:

  • Supported, maintained, and enhanced enterprise infrastructure platforms across on-prem and cloud environments
  • Administered and support G Suite or MAC server technologies and services

This is a 4 Month Contract, and you are required to work onsite in Central London.

Apply now to speak with VIQU IT in confidence about the IT Manager role. Or reach out to Louise Davies via the VIQU IT website.

Do you know someone great? We ll thank you with up to £1,000 if your referral is successful (terms apply).

For more exciting roles and opportunities like this, please follow us on IT Recruitment.

Network SRE
SR2
London
In office
Senior
£500/day - £525/day

Senior Network SRE (Contract)

Location: On-site 5 days a week in London
Rate: 500 per day
Contract: Inside IR35

We’re looking for a Senior Network Site Reliability Engineer (SRE) to join a global network operations team supporting large-scale, business-critical infrastructure. This is a hands-on, high-impact contract role where you’ll play a key part in keeping complex network environments reliable, scalable, and performant.

You’ll take ownership of major incidents, troubleshoot deep technical issues, and drive automation and observability across a multi-vendor estate.

The role:

  • Lead incident management for critical network issues, owning resolution during outages and high-pressure situations
  • Troubleshoot complex network problems across routing, switching, firewalling, and wireless environments
  • Provide technical leadership, setting direction and mentoring other engineers
  • Operate in a 24/7 environment, participating in a shift-based support model
  • Work across a multi-vendor estate, including Arista, Cisco, Cumulus, Palo Alto, Check Point, F5, Netscaler, Aruba, Mist, A10, Spectrum Ethernet, and InfiniBand
  • Support network security and segmentation, including VPN solutions such as GlobalProtect and AnyConnect
  • Drive automation and observability, using modern monitoring, alerting, and configuration tools
  • Contribute to innovation projects, including wireless design and AI cluster deployments

Requirements:

  • 10+ years ofhands-on experience in network engineering and operations
  • Deep expertise in routing, switching, firewalling, and wireless
  • Strong understanding of overlay and underlay networking
  • Solid experience in Linux/Unix environments
  • Proven ability to work independently and take technical ownership

Technical stack & tooling:

Network & Architecture (one required):

  • EVPN & Segment Routing
  • or significant MPLS expertise

Tools & Platforms:

  • NetBox / Nautobot
  • Prometheus / VictoriaMetrics
  • Salt
  • Grafana, Splunk, syslog
  • ServiceNow, BigPanda, ITMP
  • Ansible

Nice to have

  • Experience with InfiniBand and AI cluster deployments
  • Wireless design experience (Cisco, Mist, Aruba)
  • Strong background in network asset management

Please apply with a copy of your CV and Emma from SR2 will contact potential candidates regarding next steps.

Full Stack Developer
DCV Technologies
London
In office
Mid - Senior
£400/day - £500/day

Contract Full Stack Developer (Python, Dash/Streamlit, Azure)

We are recruiting for an experienced Contract Full Stack Developer with strong Python expertise to join a delivery-focused engineering team working on high-impact digital applications.

This role suits a hands-on developer who can build, deploy and maintain Python-based web applications used across operational, analytics and customer-facing platforms.

Key Responsibilities

  • Build and maintain Python web applications using Dash and/or Streamlit
  • Develop scalable backend services using modern Python practices
  • Deploy and support applications in Azure and hybrid cloud environments
  • Implement and maintain CI/CD pipelines using GitHub and GitHub Actions
  • Containerise applications using Docker
  • Work closely with engineering, operations and data teams to deliver production-ready solutions
  • Participate in code reviews and technical assessments

Essential Skills

  • Strong commercial experience as a Python Developer / Full Stack Developer
  • Hands-on experience with Dash and/or Streamlit
  • Experience with Docker and CI/CD pipelines
  • GitHub and GitHub Actions
  • Cloud experience (Azure preferred)
  • Experience building and deploying production applications

Desirable

  • Experience in utilities, energy, grid, or operational systems
  • Hybrid cloud or on-prem integration experience
  • Knowledge of Kubernetes
  • Experience with data platforms or analytics tools

Role Details

  • Contract role (6 months)
  • Competitive day rate
  • Office-based / delivery-focused environment

This is an excellent opportunity for a Python-led Full Stack Developer who enjoys building real-world applications and delivering robust engineering solutions.

Apply now for immediate consideration.

Senior Software Engineer
Adecco
London
Hybrid
Senior
£650/day - £700/day

Adecco/Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone’s chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive.

Job Title: Senior Software Engineer

Contract: 12-Month Contract to be extended

Location: Windsor Or London - Hybrid (Once a month in office)

Rate: £650 - £700 inside umbrella

Are you a talented software engineer with a passion for AI and cloud technologies? Do you thrive in collaborative environments where innovation is at the forefront? Our client is on the lookout for a Senior Software Engineer to join their dynamic team and help shape the future of contact centre solutions using AWS AI services!

What You’ll Do:
As a Senior Software Engineer, you will play a pivotal role in designing, developing, and maintaining cutting-edge software solutions. Your day-to-day responsibilities will include:

  • Innovative Development: Utilize AWS AI services, specifically Amazon Lex, to craft engaging contact flows and webchat functionalities.
  • Collaboration at Its Best: Work closely with cross-functional teams to seamlessly integrate AI capabilities into our contact center solutions.
  • Code with Purpose: Write clean, efficient, and maintainable TypeScript code that drives our software forward.
  • Champion DevOps: Implement and advocate for best practices in DevOps, including CI/CD pipelines, automated testing, and infrastructure as code.
  • Quality Assurance: Lead and participate in code reviews to ensure our code is top-notch and adheres to industry standards.
  • Problem Solving: Troubleshoot and resolve complex technical issues across various areas of the software stack.

What You Bring:
To thrive in this role, you should possess:

  • Experience: Proven track record as a Senior Software Engineer or in a similar role.
  • AWS Expertise: Strong proficiency in AWS services, particularly Amazon Lex and other AI/ML offerings.
  • Tech Savvy: Proficiency in TypeScript and modern JavaScript frameworks.
  • DevOps Knowledge: Solid understanding of DevOps methodologies and tools (CI/CD, Serverless, Monitoring).
  • Contact Center Familiarity: Experience with contact center technologies and integrations.
  • Problem-Solving Skills: Excellent analytical skills with the ability to work both independently and collaboratively.
  • Communication Skills: Strong verbal and written communication abilities.

Qualifications:

  • Experience with other AWS AI services and tools.
  • Familiarity with serverless architectures and microservices.
  • Knowledge of security best practices in cloud environments.
  • Experience with agile development methodologies.

Adecco is a disability-confident employer. It is important to us that we run an inclusive and accessible recruitment process to support candidates of all backgrounds and all abilities to apply. Adecco is committed to building a supportive environment for you to explore the next steps in your career. If you require reasonable adjustments at any stage, please let us know and we will be happy to support you.

We use generative AI tools to support our candidate screening process. This helps us ensure a fair, consistent, and efficient experience for all applicants. Rest assured, all final decisions are made by our hiring team, and your application will be reviewed with care and attention.

Messaging Engineer - Security Cleared
VIQU IT
London
Hybrid
Mid - Senior
£450/day - £550/day

Messaging Engineer 6-month contract London/Remote SC Cleared Inside IR35

My Customer is seeking an experienced Messaging Engineer to join a technically complex environment, supporting and evolving enterprise messaging services.

The Messaging Engineer will play a key role in the support, enhancement and transformation of the organisation s messaging estate. Working across Exchange Hybrid and Exchange Online, you will deliver change, maintain service stability, and ensure secure and reliable email services for the business.

Skills & Experience required from the Messaging Engineer:

  • Active/recently lapsed SC Clearance / Security Cleared
  • Strong experience with Microsoft Exchange (Hybrid/Online) administration / support and projct based tasks
  • Experience with Security Email Gateways (SEG s) supporting email encryption technologies
  • Experience managing highly secure messaging
  • Solid PowerShell scripting
  • Experience with the following would be beneficial:
    • Secure Email Gateways (Mimecast and Clearswift)
    • MX Records and Email DNS Authentication (SPF, DKIM, DMARC)
    • Email encryption (PGP, TLS, and PME)
    • Cloud Fax Solution
    • Email Journal Archiving (Enterprise Vault)

Key Responsibilities of the Messaging Engineer:

  • Support, administer and deliver changes across Exchange Hybrid and Exchange Online environments
  • Manage and support secure enterprise messaging solutions, including email security gateways and encryption technologies
  • Troubleshoot complex messaging issues across a varied and highly secure estate
  • Work closely with stakeholders to communicate progress, risks and technical concepts effectively

The Messaging Engineer is required onsite, 2 days per week or 40% of your time each Month in Central London.

Apply now to speak with VIQU IT in confidence. Or reach out to Mike McEvoy via the VIQU IT website.

Do you know someone great? We ll thank you with up to £1,000 if your referral is successful (terms apply).

For more exciting roles and opportunities like this, please follow us on IT Recruitment.

Lead Data Engineer - Azure Synapse
Cathcart Technology
Watford
Hybrid
Senior
£550/day - £600/day

Lead Data Engineer (Azure Synapse) - Watford - 550- 600/day - Outside IR35

Global organisation in Watford is seeking a hands-on Lead Data Engineer to review and modernise their data engineering practice. You’ll consolidate pipelines, implement best practices, and lead a small team - while remaining actively involved in delivery.

3-month contract with a strong chance of extension.

What you’ll do:

  • Build and optimise Azure Synapse pipelines and integrations
  • Apply Lakehouse / ADLS Gen2 patterns and medallion architecture
  • Lead and mentor engineers while delivering hands-on
  • Ensure secure, scalable, production-ready engineering
  • Coding across SQL, Python, CI/CD, DevOps

You’ll need:

  • Experience in data engineering, including strong expertise in Azure Synapse
  • Experience stabilising/modernising live platforms
  • Strong SQL, Python, performance tuning, and security focus
  • Exposure to multiple source systems (Finance, CRM, ERP)

Hybrid working (2-3 days onsite), competitive rate, outside IR35.

Apply now or contact Andy Weir at Cathcart Technology.

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

Oracle Cloud Integrations Specialist
Arm
London
Remote or hybrid
Mid - Senior
£650/day

3 Month initial contract
Location: Remote - must be able to travel to office locations as & when needed. Once a month max.
650 per day (Inside IR35)

Key Essential Skills
Oracle integration cloud experience
Variety of integration that they have done using rest API.
AMS Confidential
Set of deliverables given, they can work with this and crack on.
Oracle VBCS

The Role requires in-depth Knowledge OCI (Oracle Cloud Infrastructure) and particular experience of Oracle Integration Cloud (OIC) with ideally developed custom applications using Oracle VBCS using a SECDEVOPS process to deploy to dev and test environments.

You will be expected to work to specify technical requirements for the existing and new integrations required for the service, this involves developing, validating and reviewing physical integration designs and producing Release Notes.

Mandatory
Strong Development Experience
Good Oracle Integration Cloud (OIC) Experience
Good Oracle Fusion Cloud Experience
Hands-on with development & unit testing of integration components & web services (SOAP/REST/JSON Payload) using OIC, Postman, Curl
Oracle VBCS to develop custom elements of the service
Strong experience of system interfaces (predominantly on a PaaS Cloud)
Teamwork and Collaboration Skills
Oracle ERP, HCM connectivity using Oracle Integration Cloud
OAUTH, IAM, JWT Technoligies
GIT, XML, JSON, XSLT, SOAPUI, Postman, Curl
In depth knowledge of systems integration best practices and common architectural patterns.

Desirable
Knowledge of public cloud (IaaS) technologies including relevant security and IAM controls
Security administration and auditing of privileged systems access.
Provide the technical delivery progress, resolving issues and initiating appropriate corrective action
Ensuring the delivery of new products or services from the technical workstream is to the appropriate level of quality in accordance with the workstream plan
Knowledge of Change/Release Processes
Devops experience
Deep understanding of Technologies, platforms
Development and Maintenance of Key Designs
Understanding of security best practice with regards to development of new services

Disclaimer:

This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering Limited (“ARM”). ARM is a specialist talent acquisition and management consultancy. We provide technical contingency recruitment and a portfolio of more complex resource solutions. Our specialist recruitment divisions cover the entire technical arena, including some of the most economically and strategically important industries in the UK and the world today. We will never send your CV without your permission. Where the role is marked as Outside IR35 in the advertisement this is subject to receipt of a final Status Determination Statement from the end Client and may be subject to change.

SAP Business One Consultant
VIQU Ltd
London
Fully remote
Mid - Senior
£400/day - £600/day

SAP Business One Consultant - Outside IR35 | Remote

We are seeking an experienced SAP Business One Consultant to lead and own the end-to-end implementation of SAP Business One for a growing organisation. The customer is planning to migrate SAP Business One and associated data from their current third-party host into their own Microsoft Azure environment, bringing the solution fully in-house.

The SAP Business One Consultant requires a hands-on, technical consultant who is comfortable taking full ownership of the implementation, working closely with stakeholders, and ensuring the solution is delivered to meet business needs.

SAP Business One Consultant’s Responsibilities

  • Own and deliver the full SAP Business One implementation life cycle, from design through to go-live and post-implementation support
  • Act as the technical lead for SAP Business One, including configuration, customisation, and integration
  • Work closely with business stakeholders to gather requirements and translate them into effective SAP B1 solutions
  • Ensure best practice implementation aligned with business processes
  • Provide technical guidance, troubleshooting, and knowledge transfer to internal teams
  • Support deployment within an Azure Cloud environment
  • Integrate and manage identity and access considerations using Microsoft Entra ID

SAP Business One Consultant’s Required Skills & Experience

  • Proven experience delivering SAP Business One implementations end-to-end
  • Strong technical expertise in SAP Business One configuration and customisation
  • Ability to work autonomously and take full ownership of project delivery
  • Strong stakeholder management and communication skills
  • Experience working in Azure Cloud environments (highly desirable)
  • Working knowledge of Microsoft Entra ID (Azure AD) and identity management (highly desirable)

If you are interested in the SAP Business One Consultant role, apply now to speak with VIQU IT in confidence. Or reach out to Phoebe Thompson via the VIQU IT website.

Do you know someone great? We’ll thank you with up to £1,000 if your referral is successful (terms apply).

Azure Cloud Consultant - Security
Tec Partners
London
Hybrid
Mid - Senior
Private salary

Type: Contract, 6 months, Inside IR35

Location: Ipswich 3 days p/week, 2 days remote

We’re looking for an Azure Cloud Consultant (Security) to support the design, implementation, and validation of security controls across Microsoft Azure environments. This is a hands-on, advisory role, working closely with engineering and delivery teams to ensure cloud security best practices are embedded as platforms scale.

You’ll play a key role in assessing existing environments, defining appropriate controls, and validating that those controls are effective, compliant, and fit for purpose within fast-moving cloud migration and transformation programmes.

The Role

  • Assess existing Azure environments and identify required cloud security controls
  • Design, implement, and validate security controls across cloud platforms
  • Test and assure the effectiveness of security controls against best practice and compliance requirements
  • Provide pragmatic guidance on cloud security frameworks, tooling, and continuous improvement
  • Work closely with technical and delivery teams to embed security into cloud adoption
  • Support emerging areas such as AI agents and AI-enabled workloads, helping teams navigate new security considerations

Required Experience

  • Strong hands-on experience working within Microsoft Azure environments
  • Proven experience with Microsoft Defender for Cloud
  • Experience using Prisma Cloud (Palo Alto)
  • Solid background in cloud security architecture, security controls, and control validation
  • Ability to operate effectively in project-driven, fast-paced cloud migration environments
  • Desirable / Added Value
  • Experience working with AWS or other cloud platforms
  • Exposure to, or strong interest in, AI security, AI agents, or AI-enabled services
  • Consulting or advisory experience, working alongside engineering and delivery teams

Why Join?

  • Hands-on role with real influence over cloud security outcomes
  • Exposure to modern cloud platforms and emerging AI-driven workloads
  • Work within high-impact transformation programmes
  • Opportunity to shape and embed security best practice at scale

If you’re an Azure Cloud Specialist who enjoys working close to the technology and helping teams build secure platforms the right way, we’d love to hear from you.

PySpark Developer
Randstad Technologies Recruitment
London
Fully remote
Senior - Leader
£300/day - £350/day

Lead PySpark Engineer (Cloud Migration)

Role Type: 5-Month Contract

Location: Remote (UK-Based)

Experience Level: Lead / Senior (5+ years PySpark)

Role Overview

We are seeking a Lead PySpark Engineer to drive a large-scale data modernisation project, transitioning legacy data workflows into a high-performance AWS cloud environment. This is a hands-on technical role focused on converting legacy SAS code into production-ready PySpark pipelines within a complex financial services landscape.

Key Responsibilities

  • Code Conversion: Lead the end-to-end migration of SAS code (Base SAS, Macros, DI Studio) to PySpark using automated tools (SAS2PY) and manual refactoring.
  • Pipeline Engineering: Design, build, and troubleshoot complex ETL/ELT workflows and data marts on AWS.
  • Performance Tuning: Optimise Spark workloads for execution efficiency, partitioning, and cost-effectiveness.
  • Quality Assurance: Implement clean coding principles, modular design, and robust unit/comparative testing to ensure data accuracy throughout the migration.
  • Engineering Excellence: Maintain Git-based workflows, CI/CD integration, and comprehensive technical documentation.

Technical Requirements

  • PySpark (P3): 5+ years of hands-on experience writing scalable, production-grade PySpark/Spark SQL.
  • AWS Data Stack (P3): Strong proficiency in EMR, Glue, S3, Athena, and Glue Workflows.
  • SAS Knowledge (P1): Solid foundation in SAS to enable the understanding and debugging of legacy logic for conversion.
  • Data Modeling: Expertise in ETL/ELT, dimensions, facts, SCDs, and data mart architecture.
  • Engineering Quality: Experience with parameterisation, exception handling, and modular Python design.

Additional Details

  • Industry: Financial Services experience is highly desirable.
  • Working Pattern: Fully remote with internal team collaboration days.
  • Benefits: 33 days holiday entitlement (pro-rata).

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

Azure Digital Workplace Engineer
Guidant Global
London
Hybrid
Mid - Senior
£450/day - £525/day

Job Title: Azure Virtual Workplace Engineer

Location: London, Gloucestershire, or Manchester
Contract Type: Full-Time
Working Pattern: Monday to Friday

About the Role

We are seeking an experienced Azure Virtual Workplace Engineer to join our Remote Compute Engineering Squad within the Capability Centre. This team is at the forefront of supporting, innovating, and transforming remote desktop services, cloud platforms, and SaaS solutions.

If you have a strong technical background in Azure Virtual Desktop (AVD) or Citrix, combined with a problem-solving mindset and a passion for mentoring others, we want to hear from you.

Key Responsibilities

  • Assessment & Development: Evaluate organizational needs and design technical solutions that drive innovation.
  • Training & Evaluation: Identify training requirements and assess effectiveness.
  • Cross-Functional Collaboration: Work closely with teams to ensure efficient device and remote desktop management.
  • Content Review: Maintain accuracy and alignment with Windows best practices.

Essential Skills & Experience

  • Strong experience with VDI solutions, preferably Azure Virtual Desktop with Nerdio tooling and/or Citrix.
  • Expertise in Azure Cloud, including Entra, Networking, Azure Firewall, and DNS.
  • Knowledge of CI/CD pipelines, ideally using Azure DevOps.
  • Experience deploying cloud infrastructure via IaC (preferably Terraform).
  • Advanced PowerShell scripting skills.
  • Familiarity with Intune MDM, configuration profiles, and RSAT tooling (Active Directory, GPO).
  • Strong troubleshooting and diagnostic capabilities.

Desirable Skills

  • Ability to produce architecture and design documentation.
  • Experience with application deployment and package management solutions.

Behavioural Competencies

  • Excellent interpersonal skills.
  • Strong team player with a collaborative mindset.
  • Inquisitive and proactive approach to problem-solving.

Qualifications

Industry-standard certifications aligned with the skills above are highly desirable.

These contract roles will require you to conduct security clearance prior to assignment.

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

Infrastructure Engineer
VIQU IT
Multiple locations
Hybrid
Mid - Senior
£550/day - £650/day

Infrastructure Engineer 6 month contract London/Remote Inside IR35

My client, a global legal organisation, is seeking an Infrastructure Engineer to join a newly established IT Workplace Server team. The role will be primarily focused on BAU server support, alongside involvement in key projects requiring server expertise, including on-premises to cloud migrations.

You will be responsible for responding to 3rd line requests that come through during the day and ensure handover to the following team once your shift is complete.

Required experience from the Infrastructure Engineer:

  • Working Hours: Friday Monday 12-hour shifts 4 days per week
  • Must have strong experience with Windows Server (2019/2022)
  • Must have hands-on experience with VMware vSphere.
  • Solid in-depth knowledge of GPO, DNS, and DHCP.
  • Must have experience with Dell computer and storage hardware.
  • Working knowledge of UPS and PDU systems.
  • An understanding of LAN / WAN technologies.
  • Experience supporting enterprise server and storage environments.
  • Exposure to Azure Cloud and/or VMware Cloud Foundation (VCF)
  • Working knowledge of security protocols and best practices.
  • Scripting skills (PowerShell) are desirable but not essential

Responsibilities of the Infrastructure Engineer:

  • Support and maintain Windows Server environments (up to 2019 / 2022)
  • Manage and support VMware vSphere 8 virtualised infrastructure.
  • Monitor, administer, and maintain servers within server and communications rooms.
  • Manage Active Directory, Group Policy, DNS, and DHCP.
  • Participate in infrastructure upgrades, migrations, and lifecycle management.
  • Creating and maintaining procedural documentation.

Apply now to speak with VIQU IT in confidence. Or reach out to Connor Smal via the VIQU IT website.

Do you know someone great? We ll thank you with up to £1,000 if your referral is successful (terms apply).

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UX Designer (SC Cleared)
Arm
London
Hybrid
Mid
£450/day - £540/day

UX/UI Designer (SC Cleared)
6 Months
540 per day (Inside IR35)
Hybrid - 1-2 days per month on site in London

My client, a government body are looking for an SC Cleared UX/UI Designer to join their fast-paced team on an initial 6 month contract.

Please note, the ideal candidate will have strong SaaS UX/UI Gov Experience andthey MUST HAVE active SC Clearance be a sole British National

Key Responsibilities:
Wireframing and designing of screens for a Salesforce based platform
Supporting user researcher with usability testing activities
Working in a multidisciplinary team

Skills:
Must have - experience with SaaS platforms, ideally Salesforce
Experience in UX and UI (or product) design
Strong storytelling skills with an ability to present complex information clearly.
Familiarity with creating user journey maps or E2E diagrams is a plus.
Excellent communication and collaboration skills.
Ability to manage competing priorities
Must have - Experience working in a multidisciplinary team
Nice to have - AI experience

Disclaimer:

This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering Limited (“ARM”). ARM is a specialist talent acquisition and management consultancy. We provide technical contingency recruitment and a portfolio of more complex resource solutions. Our specialist recruitment divisions cover the entire technical arena, including some of the most economically and strategically important industries in the UK and the world today. We will never send your CV without your permission. Where the role is marked as Outside IR35 in the advertisement this is subject to receipt of a final Status Determination Statement from the end Client and may be subject to change.

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