Date posted
Commute time
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Locations
Locations
Salaries
Date posted
Type of Company
Job types
Locations
- The City, City (EC2)
- The City, City (EC3)
- Cambourne
- Clerkenwell
- Coley
- Fenny Lock
- Hinxton
- Maidenhead Thicket
- Saunderton Lee
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Execute API security testing to assess authentication, data access, and integration risks. Experience performing API and configuration reviews.
Execute API security testing to assess authentication, data access, and integration risks. Experience performing API and configuration reviews.
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Java Software Engineer
Java Software Engineer
Sanderson Recruitment
South West London (SW1), SW1
Up to £600 per day + Inside IR-35
REST API development
REST API development
FEATURED
Java Software Engineer
Java Software Engineer
Sanderson Recruitment
South West London (SW1), SW1
Up to £600 per day + Inside IR-35
REST API development
REST API development
FEATURED
Fullstack Software Engineer
Fullstack Software Engineer
Sanderson Recruitment
South West London (SW1), SW1
Up to £600 per day + Inside IR-35
API-driven, service-based architecture * REST API development
API-driven, service-based architecture * REST API development
FEATURED
Exposure to API or integration testing
Exposure to API or integration testing
FEATURED
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API integration and automation
API integration and automation
FEATURED
Senior Product Owner / Head of Product - Fintech / Payments
Senior Product Owner / Head of Product - Fintech / Payments
Sanderson Recruitment
City of London (EC1), EC1
£95000 - £110000 per annum + Benefits
FinTech / Payments - Growth & Commercial focussed role but someone with strong API and technical knowledge * Own API strategy and enablement, ensuring seamless integration with partner technologies and external devices.
FinTech / Payments - Growth & Commercial focussed role but someone with strong API and technical knowledge * Own API strategy and enablement, ensuring seamless integration with partner technologies and external devices.
FEATURED
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Experience with infrastructure-as-code, production-grade Linux environments, and API services (Flask/Gunicorn).
Experience with infrastructure-as-code, production-grade Linux environments, and API services (Flask/Gunicorn).
FEATURED
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Enforce Governance & Guardrails: Operationalise strict zero-trust governance controls, including robust API management structures to log every single user prompt and completion for full auditability.
Enforce Governance & Guardrails: Operationalise strict zero-trust governance controls, including robust API management structures to log every single user prompt and completion for full auditability.
FEATURED
)
We're currently partnering with a leading organisation in the utilities sector that is undergoing significant investment in customer-facing technology and digital transformation. As part of this journey, we're looking to appoint an experienced Solution Architect to join a central architecture function supporting a broad portfolio of business-critical change initiatives. This role sits within the Customer domain and will play a key part in shaping and delivering technology solutions that improve customer experience, support operational excellence, and enable long-term business strategy. The successful candidate will work closely with business stakeholders, delivery teams, engineers, and technical specialists to define end-to-end solutions and provide architectural leadership throughout the delivery lifecycle. What you'll be doing -
We're currently partnering with a leading organisation in the utilities sector that is undergoing significant investment in customer-facing technology and digital transformation. As part of this journey, we're looking to appoint an experienced Solution Architect to join a central architecture function supporting a broad portfolio of business-critical change initiatives. This role sits within the Customer domain and will play a key part in shaping and delivering technology solutions that improve customer experience, support operational excellence, and enable long-term business strategy. The successful candidate will work closely with business stakeholders, delivery teams, engineers, and technical specialists to define end-to-end solutions and provide architectural leadership throughout the delivery lifecycle. What you'll be doing -
PREMIUM
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Principal Technical Lead
Principal Technical Lead
RSSB
The City, City of London (EC3), EC3M 5AD
Competitive salary aligned to public-interest and not-for-profit secto
Ensure engineering standards are followed across the team: coding conventions, API design, security practices, and code review processes. * Experience with API and application security.
Ensure engineering standards are followed across the team: coding conventions, API design, security practices, and code review processes. * Experience with API and application security.
FEATURED
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SENIOR APPLICATION SECURITY ENGINEER (OUTSIDE IR35)
SENIOR APPLICATION SECURITY ENGINEER (OUTSIDE IR35)
Secure Recruitment Ltd
East London (E1)
Up to £900 per day £800-900 per Day (Outside IR35)
Threat Modelling (OWASP Top 10, API Top 10, LLM Security Risks)
Threat Modelling (OWASP Top 10, API Top 10, LLM Security Risks)
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Contract Data Architect GCP
Contract Data Architect GCP
Crosstide
The City, City of London (EC3), EC3V 3NB
Very competitive day rate
Data Architect / Principal Data Engineer (GCP) Contract: Initial 3 Months - Location: Fully Remote - Status: Outside IR35 - We are looking for a highly experienced Data Architect / Principal Data Engineer with deep, hands-on GCP expertise to support a major data transformation programme within a regulated financial services environment. This is not an advisory role. We need someone who has personally designed, built and owned enterprise-scale GCP data platforms in production and can lead both architecture and delivery. Key Requirements * 7+ years' hands-on experience with Google Cloud Platform (GCP) o BigQuery - o Dataflow - o Pub/Sub - o Python - o APIs and containerised services * Strong data architecture experience, including conceptual, logical and physical data modelling * Experience establishing governance frameworks, metadata management, data quality standards and AI-ready data foundations
Data Architect / Principal Data Engineer (GCP) Contract: Initial 3 Months - Location: Fully Remote - Status: Outside IR35 - We are looking for a highly experienced Data Architect / Principal Data Engineer with deep, hands-on GCP expertise to support a major data transformation programme within a regulated financial services environment. This is not an advisory role. We need someone who has personally designed, built and owned enterprise-scale GCP data platforms in production and can lead both architecture and delivery. Key Requirements * 7+ years' hands-on experience with Google Cloud Platform (GCP) o BigQuery - o Dataflow - o Pub/Sub - o Python - o APIs and containerised services * Strong data architecture experience, including conceptual, logical and physical data modelling * Experience establishing governance frameworks, metadata management, data quality standards and AI-ready data foundations
FEATURED
)
Were working closely with a London Market Insurance Syndicate to hire an experienced Contract Data Engineer to support the ongoing development and enhancement of its core data environment. This is a hands-on role focused on building and optimising the data platform, data warehouse and wider data ecosystem, helping to improve data quality, accessibility and reporting capability across the Syndicate. This opportunity would suit someone with strong Lloyds / London Market experience and a solid background in Azure-based data engineering. What youll be doing * Build, enhance and support the data ecosystem, including the Syndicate Data Hub * Develop and maintain ETL / ELT pipelines for ingesting, transforming and delivering data * Support the design and evolution of the data model, with a focus on Syndicate-specific requirements
Were working closely with a London Market Insurance Syndicate to hire an experienced Contract Data Engineer to support the ongoing development and enhancement of its core data environment. This is a hands-on role focused on building and optimising the data platform, data warehouse and wider data ecosystem, helping to improve data quality, accessibility and reporting capability across the Syndicate. This opportunity would suit someone with strong Lloyds / London Market experience and a solid background in Azure-based data engineering. What youll be doing * Build, enhance and support the data ecosystem, including the Syndicate Data Hub * Develop and maintain ETL / ELT pipelines for ingesting, transforming and delivering data * Support the design and evolution of the data model, with a focus on Syndicate-specific requirements
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Up to £550 per day (Inside IR35) London (remote with ad-hoc on site) A client of mine is currently looking for an experienced Senior Network Architect to support them on a short-term contract, with extensive experience designing and documenting large-scale Cisco SD-Access solutions. * Demonstrated experience leading the design of Cisco SD-Access solutions within complex, large-scale enterprise environments * Strong hands-on capability across Cisco DNA Center (DNAC), Cisco ISE, and TrustSec, with a solid grounding in Software-Defined Access architectures * Comfortable working at depth with core SDA technologies, including VXLAN and LISP, and applying these within fabric-based enterprise networks * Proven understanding of SD-Access fabric design principles, including segmentation models using Virtual Networks (VN) and Scalable Group Tags (SGT)
Up to £550 per day (Inside IR35) London (remote with ad-hoc on site) A client of mine is currently looking for an experienced Senior Network Architect to support them on a short-term contract, with extensive experience designing and documenting large-scale Cisco SD-Access solutions. * Demonstrated experience leading the design of Cisco SD-Access solutions within complex, large-scale enterprise environments * Strong hands-on capability across Cisco DNA Center (DNAC), Cisco ISE, and TrustSec, with a solid grounding in Software-Defined Access architectures * Comfortable working at depth with core SDA technologies, including VXLAN and LISP, and applying these within fabric-based enterprise networks * Proven understanding of SD-Access fabric design principles, including segmentation models using Virtual Networks (VN) and Scalable Group Tags (SGT)
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Were looking for a AI Engineer for a public sector organisation to be based remotely on an initial 3-month contract, paying up to £530 per day (Inside IR35). There is an expectation to attend the office in London or Swindon 1 day per month. The successful AI Engineer will join a growing data team supporting the development of a modern AWS-based data platform while contributing to emerging AI initiatives. This is a hands-on role combining data engineering, business intelligence and analytics, working across both BAU support and new capability development. You will help build and optimise data pipelines, improve reporting capabilities and support the delivery of innovative data and AI solutions. AWS data engineering technologies including Glue, S3, Lambda, Redshift and Athena - Advanced SQL and strong Python development skills
Were looking for a AI Engineer for a public sector organisation to be based remotely on an initial 3-month contract, paying up to £530 per day (Inside IR35). There is an expectation to attend the office in London or Swindon 1 day per month. The successful AI Engineer will join a growing data team supporting the development of a modern AWS-based data platform while contributing to emerging AI initiatives. This is a hands-on role combining data engineering, business intelligence and analytics, working across both BAU support and new capability development. You will help build and optimise data pipelines, improve reporting capabilities and support the delivery of innovative data and AI solutions. AWS data engineering technologies including Glue, S3, Lambda, Redshift and Athena - Advanced SQL and strong Python development skills
£Market Rate - Outside IR35 - Glasgow - 3 days a week on site - 6 months - My client is an instantly recognisable consultancy who require a Business Systems Analyst for a business-critical programme for a high-profile end client. * Proven commercial experience working as a BSA experience with Agile/Scrum delivery * Strong stakeholder management across business/tech teams, handling dependencies, comms and evolving requirements * Solid technical expertise in APIs, integrations, data mapping and cloud/data-intensive systems * Hands-on data skills across SQL/PLSQL, MongoDB, DynamoDB, JSON, CSV, Oracle, Excel and data transformations * Experience designing HLDs, data flows, sequence diagrams and source-to-target mappings * Proficient with tools such as JIRA, Confluence, Visio, Draw.io * Knowledge of non-functional requirements (security, release strategy) and system architecture
£Market Rate - Outside IR35 - Glasgow - 3 days a week on site - 6 months - My client is an instantly recognisable consultancy who require a Business Systems Analyst for a business-critical programme for a high-profile end client. * Proven commercial experience working as a BSA experience with Agile/Scrum delivery * Strong stakeholder management across business/tech teams, handling dependencies, comms and evolving requirements * Solid technical expertise in APIs, integrations, data mapping and cloud/data-intensive systems * Hands-on data skills across SQL/PLSQL, MongoDB, DynamoDB, JSON, CSV, Oracle, Excel and data transformations * Experience designing HLDs, data flows, sequence diagrams and source-to-target mappings * Proficient with tools such as JIRA, Confluence, Visio, Draw.io * Knowledge of non-functional requirements (security, release strategy) and system architecture
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London - x3 days onsite - 3-6 months initially - Inside IR35 - umbrella only - Job description - We are seeking 2 talented and detail-oriented Data Analysts to join the Identity and Access team. This role will focus on reviewing and ensuring the integrity of identity data flowing end-to-end from MyHR, One Identity, Active Directory, and Entra systems. The successful candidate will be responsible for verifying the accuracy of existing identity attributes, identifying any additional fields required for dynamic content mapping, and ensuring that reporting is both current and reflective of any changes. The initial scope will cover the domain for employees and contractors, followed by non-human accounts, with subsequent extension to additional domains such as MNSSTORES for store colleagues. Key Responsibilities
London - x3 days onsite - 3-6 months initially - Inside IR35 - umbrella only - Job description - We are seeking 2 talented and detail-oriented Data Analysts to join the Identity and Access team. This role will focus on reviewing and ensuring the integrity of identity data flowing end-to-end from MyHR, One Identity, Active Directory, and Entra systems. The successful candidate will be responsible for verifying the accuracy of existing identity attributes, identifying any additional fields required for dynamic content mapping, and ensuring that reporting is both current and reflective of any changes. The initial scope will cover the domain for employees and contractors, followed by non-human accounts, with subsequent extension to additional domains such as MNSSTORES for store colleagues. Key Responsibilities
FEATURED
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We are looking for a Machine Learning Engineer who excels at turning AI research into scalable, production-grade reality. You will be responsible for the 'heavy lifting' building the frameworks that allow our AI models to reason, the pipelines that feed them, and the infrastructure that ensures they are fast, ethical, and cost-efficient. You will bridge the gap between Data Science prototypes and enterprise-scale deployment. Key Responsibilities - AI Model design and build: Work closely with data scientists and business to design and implement AI algorithms, frameworks and architectures. AI model Data Preprocessing: Design, build, and maintain robust ETL/ELT pipelines to ingest, transform, and load - data from various sources. AI model Feature Engineering: Integrate structured and unstructured data from internal and external systems into - centralized data platforms.
We are looking for a Machine Learning Engineer who excels at turning AI research into scalable, production-grade reality. You will be responsible for the 'heavy lifting' building the frameworks that allow our AI models to reason, the pipelines that feed them, and the infrastructure that ensures they are fast, ethical, and cost-efficient. You will bridge the gap between Data Science prototypes and enterprise-scale deployment. Key Responsibilities - AI Model design and build: Work closely with data scientists and business to design and implement AI algorithms, frameworks and architectures. AI model Data Preprocessing: Design, build, and maintain robust ETL/ELT pipelines to ingest, transform, and load - data from various sources. AI model Feature Engineering: Integrate structured and unstructured data from internal and external systems into - centralized data platforms.
FEATURED
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UK / Hybrid / Remote?? £600 Inside IR35? 912 Month Contract - We are currently looking for an experienced Python Developer to join a growing engineering team. Youll be working on backend systems and scalable applications in a fast-moving environment. This is a hands-on role youll be expected to come in, get up to speed quickly, and own delivery. Key Responsibilities * Design and develop backend services using Python * Build and maintain REST APIs and microservices * Work with cloud platforms (AWS, Azure or GCP) * Collaborate with cross-functional teams * Contribute to system design, performance and scalability * Support CI/CD and DevOps practices - Key Skills & Experience * Strong commercial Python experience * Django, FastAPI or Flask * REST APIs and microservices * Cloud (AWS, Azure or GCP) * Docker / Kubernetes * SQL (PostgreSQL or similar) * Previous contract experience is a plus
UK / Hybrid / Remote?? £600 Inside IR35? 912 Month Contract - We are currently looking for an experienced Python Developer to join a growing engineering team. Youll be working on backend systems and scalable applications in a fast-moving environment. This is a hands-on role youll be expected to come in, get up to speed quickly, and own delivery. Key Responsibilities * Design and develop backend services using Python * Build and maintain REST APIs and microservices * Work with cloud platforms (AWS, Azure or GCP) * Collaborate with cross-functional teams * Contribute to system design, performance and scalability * Support CI/CD and DevOps practices - Key Skills & Experience * Strong commercial Python experience * Django, FastAPI or Flask * REST APIs and microservices * Cloud (AWS, Azure or GCP) * Docker / Kubernetes * SQL (PostgreSQL or similar) * Previous contract experience is a plus
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Role: Data Solutions Architect (SC Cleared) Contract: 3-6 months initial - Day rate: £500pd-£550pd (Inside IR35) Location: London (Hybrid working) We are working with a large-scale consultancy who require a Data Solutions Architect to work on an Azure Data project. The role will require someone who is SC Cleared and will be hybrid working, based in London. * Design secure, scalable data solutions across application, data, integration, infrastructure and security domains. * Architect cloud data platforms and analytics stacks (e.g. Azure Databricks, Microsoft Fabric) including distributed processing (Spark). * Translate functional and non-functional requirements (security, performance, availability, resilience) into resilient target architectures. * Define current-state, target-state and transition architectures, including phased roadmaps and dependency-aware migration plans.
Role: Data Solutions Architect (SC Cleared) Contract: 3-6 months initial - Day rate: £500pd-£550pd (Inside IR35) Location: London (Hybrid working) We are working with a large-scale consultancy who require a Data Solutions Architect to work on an Azure Data project. The role will require someone who is SC Cleared and will be hybrid working, based in London. * Design secure, scalable data solutions across application, data, integration, infrastructure and security domains. * Architect cloud data platforms and analytics stacks (e.g. Azure Databricks, Microsoft Fabric) including distributed processing (Spark). * Translate functional and non-functional requirements (security, performance, availability, resilience) into resilient target architectures. * Define current-state, target-state and transition architectures, including phased roadmaps and dependency-aware migration plans.
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Data Migration Lead - ServiceNow
Data Migration Lead - ServiceNow
7P UK Ltd
North West London (NW1)
From £400 to £500 per day Outside IR35
Our client is URGENTLY seeking an experiencedData Migration Leadwhowill be responsible for defining, planning, and delivering all data migration activities for a large-scale ServiceNow TPSM transformation programme. The role ensures that data is accurately extracted, transformed, validated, and loaded into ServiceNow in line with business, technical, and platform requirements, supporting a successful go-live for the client's first OpCo. This role will lead the end-to-end data migration workstream and work closely with business stakeholders, technical teams, ServiceNow architects, testing teams, and system integrators. 1. Strategy & Planning * Define and own the overall data migration strategy, scope, and detailed migration plan for the TPSM implementation. * Identify all in-scope data objects, legacy systems, data sources, dependencies, and sequencing.
Our client is URGENTLY seeking an experiencedData Migration Leadwhowill be responsible for defining, planning, and delivering all data migration activities for a large-scale ServiceNow TPSM transformation programme. The role ensures that data is accurately extracted, transformed, validated, and loaded into ServiceNow in line with business, technical, and platform requirements, supporting a successful go-live for the client's first OpCo. This role will lead the end-to-end data migration workstream and work closely with business stakeholders, technical teams, ServiceNow architects, testing teams, and system integrators. 1. Strategy & Planning * Define and own the overall data migration strategy, scope, and detailed migration plan for the TPSM implementation. * Identify all in-scope data objects, legacy systems, data sources, dependencies, and sequencing.
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AI Automation Developer Consultant - London, £550pd
AI Automation Developer Consultant - London, £550pd
Langley James Limited
St James, South West London (SW1), WC2N 5HS
£525 - £550 per day
AI Automation Developer Consultant for 6 months to design, develop, and maintain intelligent automation solutions across an Insurance Firm based in the City of London paying upto £550 per day, inside IR35 in a Hybrid role (Predominantly Office based initially and then 3/4 Office Days) . The AI Automation Developer must have a proven track record of actually implementing/delivering AI Automations. The role focuses on leveraging the Microsoft technology stack, including Copilot Enterprise, Power Apps, Azure services, Python, and OpenAI technologies, to streamline workflows, enhance operational efficiency, and support data-driven decision making. The successful candidate will work closely with the Innovations Team, Data, IT, operations, and business stakeholders to identify automation opportunities, implement scalable AI solutions, and ensure strong governance, security, ...
AI Automation Developer Consultant for 6 months to design, develop, and maintain intelligent automation solutions across an Insurance Firm based in the City of London paying upto £550 per day, inside IR35 in a Hybrid role (Predominantly Office based initially and then 3/4 Office Days) . The AI Automation Developer must have a proven track record of actually implementing/delivering AI Automations. The role focuses on leveraging the Microsoft technology stack, including Copilot Enterprise, Power Apps, Azure services, Python, and OpenAI technologies, to streamline workflows, enhance operational efficiency, and support data-driven decision making. The successful candidate will work closely with the Innovations Team, Data, IT, operations, and business stakeholders to identify automation opportunities, implement scalable AI solutions, and ensure strong governance, security, ...
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AI Platform Engineer
AI Platform Engineer
Emporia Consulting Group Limited
The City, City of London (EC2), EC3V 3LA
Paying up to £1100
A leading company is hiring a AI Platform Engineer (MLOps/GenAI). Hybrid position - 6-month rolling contract, paying up to £1100 per day, depending on experience. Experience and skills required for the AI Platform Engineer (MLOps/GenAI) * Experience building, deploying, and maintaining machine learning and generative AI solutions (e.g., LLMs, embeddings, retrieval patterns, vector search, model fine-tuning). * Strong MLOps knowledge across continuous integration, deployment, monitoring, and evaluation of AI/ML models. * Experience with AI infrastructure (orchestration pipelines, GPU compute, model hosting services) and scalable AI data structures (including vector databases/semantic search). * Deep software engineering capability in .NET Core/C# and modern back-end engineering, with flexibility to work across languages such as Python, Go, or TypeScript.
A leading company is hiring a AI Platform Engineer (MLOps/GenAI). Hybrid position - 6-month rolling contract, paying up to £1100 per day, depending on experience. Experience and skills required for the AI Platform Engineer (MLOps/GenAI) * Experience building, deploying, and maintaining machine learning and generative AI solutions (e.g., LLMs, embeddings, retrieval patterns, vector search, model fine-tuning). * Strong MLOps knowledge across continuous integration, deployment, monitoring, and evaluation of AI/ML models. * Experience with AI infrastructure (orchestration pipelines, GPU compute, model hosting services) and scalable AI data structures (including vector databases/semantic search). * Deep software engineering capability in .NET Core/C# and modern back-end engineering, with flexibility to work across languages such as Python, Go, or TypeScript.
Agentic AI Developer
Agentic AI Developer
Emporia Consulting Group Limited
The City, City of London (EC2), EC3V 3LA
Paying up to £1000 per day
A leading business is hiring a Agentic AI Developer. Hybrid position. 12-month rolling contract, paying up to £900 per day, depending on experience. Experience and skills required for the Agentic AI Engineer, Agentic AI Developer, Python * Fluency with modern ML toolchains (PyTorch/JAX, agentic frameworks, MCP). * Experience with AI agent ecosystems using frameworks such as LangChain, AutoGen, CrewAI, and Semantic Kernel. * Solid software-engineering fundamentals - tested, documented, maintainable Python * Familiarity with libraries such as TensorFlow, PyTorch, LangChain, or Ray is a plus. * Exposure to Knowledge Graphs (Neo4j / RDF / graph-based enrichment or retrieval). * Experience with either Docker, Kubernetes, cloud (AWS / Azure) * Experience integrating LLM APIs (OpenAI or similar), with prompt design and orchestration.
A leading business is hiring a Agentic AI Developer. Hybrid position. 12-month rolling contract, paying up to £900 per day, depending on experience. Experience and skills required for the Agentic AI Engineer, Agentic AI Developer, Python * Fluency with modern ML toolchains (PyTorch/JAX, agentic frameworks, MCP). * Experience with AI agent ecosystems using frameworks such as LangChain, AutoGen, CrewAI, and Semantic Kernel. * Solid software-engineering fundamentals - tested, documented, maintainable Python * Familiarity with libraries such as TensorFlow, PyTorch, LangChain, or Ray is a plus. * Exposure to Knowledge Graphs (Neo4j / RDF / graph-based enrichment or retrieval). * Experience with either Docker, Kubernetes, cloud (AWS / Azure) * Experience integrating LLM APIs (OpenAI or similar), with prompt design and orchestration.
Related Jobs
Locations
- The City, City (EC2)
- The City, City (EC3)
- Cambourne
- Clerkenwell
- Coley
- Fenny Lock
- Hinxton
- Maidenhead Thicket
- Saunderton Lee
- Silverstone
- City of London
- Cambridge
- Farnborough
- Reading
- South West London
- Milton Keynes
- Oxford
- Hatfield
- Leatherhead
- Luton
- London
- Cambridgeshire
- Berkshire
- Buckinghamshire
- Hampshire
- Oxfordshire
- Surrey
- Bedfordshire
- Hertfordshire
- Essex
- South East
- East Anglia
- East Midlands
- Midlands