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13 engineering jobs found in London

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Contract Spy
Aug 13, 2026
Duration not stated
Senior Solidity Engineer at Test Yantra, London/Remote, £400 per day
£400 per day
Contract Spy London, UK
Must have skills: Demonstrable experience with Solidity. Strong understanding of blockchain security practices and potential vulnerabilities. Proficiency in Hardhat and Foundry. Experience with Solidity security testing tools like Slither, Mythril, Echidna Practical experience with scripting languages like Javascript or Typescript. Ability to craft unit, integration, fork, and invariant tests, ensuring code longevity. Demonstrable aptitude for best development practices, data structures, algorithms, and methodologies. Bachelor's degree in Computer Science, Engineering, or a related STEM discipline. Excellent debugging and troubleshooting skills. Strong written and verbal communication skills. Self-motivated with the ability to work in a fast-paced, evolving environment. Proficient communication skills in English. Development background in sectors such as banking, finance, or trading, paired with a comprehensive grasp of financial...
Contract Spy
Aug 10, 2026
Duration not stated
Senior Delivery Lead at Softwire, London Area, £550 per day (Outside IR35)
£550 - £70 per day
Contract Spy London Area, United Kingdom
Senior Delivery Lead - Outside IR35 - Contract (Energy)   About the role   We're looking for an experienced Senior Delivery Lead to drive a data transformation programme across all pillars of an Energy & Utilities client, including the Analytics & Trading pillar. Reporting to the Delivery Principal, you’ll work as part of a cross-functional team to perform a business-wide assessment with C-Suite stakeholders, plan their transition and embed organisational and cultural practices for best-in-class data governance.   This is a hands-on role combining delivery leadership, engaging key stakeholders, process mapping and organisational change.   What You'll Do   Lead the delivery of a multi-phase change programme across multiple pillars of an organisation with ambitious goals Participate in interviewing C-Suite and other stakeholders, distilling their objectives, obstacles and obligations, and work with...
Contract Spy
Aug 06, 2026
Duration not stated
Senior Solidity Engineer at Test Yantra, London/Remote, £400 per day
£400 per day
Contract Spy Hybrid (London, UK)
Must have skills: Demonstrable experience with Solidity. Strong understanding of blockchain security practices and potential vulnerabilities. Proficiency in Hardhat and Foundry. Experience with Solidity security testing tools like Slither, Mythril, Echidna Practical experience with scripting languages like Javascript or Typescript. Ability to craft unit, integration, fork, and invariant tests, ensuring code longevity. Demonstrable aptitude for best development practices, data structures, algorithms, and methodologies. Bachelor's degree in Computer Science, Engineering, or a related STEM discipline. Excellent debugging and troubleshooting skills. Strong written and verbal communication skills. Self-motivated with the ability to work in a fast-paced, evolving environment. Proficient communication skills in English. Development background in sectors such as banking, finance, or trading, paired with a comprehensive grasp of financial...
Contract Spy
Aug 04, 2026
Duration not stated
Machine Learning Engineer at Intelix.AI, Remote/London, 3 Months initial, £400-£500 per day
£400 - £500 per day
Contract Spy Remote (London Area, United Kingdom)
AI / Machine Learning Engineer Generative AI | Agentic AI | RAG | Production Engineering Contract | £400-500 per day | Inside IR35 Initial 3 months + extension | London or Manchester | Hybrid - Largely Remote     We are looking for hands-on AI/ML Engineers to support the development of production-grade AI products within a major regulated financial-services environment. The requirement is for engineers who can build, integrate, test and operate enterprise AI solutions not candidates whose experience is limited to research, notebooks or chatbot prototypes.     Key responsibilities     Design and build production AI, Generative AI and Agentic AI applications Develop RAG pipelines, agent workflows and enterprise knowledge integrations Build APIs and services using Python and modern backend frameworks Integrate AI capabilities with internal systems, data platforms and business workflows...
Contract Spy
Aug 03, 2026
Duration not stated
Senior Delivery Lead at Softwire, London Area, £550 per day (Outside IR35)
£550 - £70 per day
Contract Spy London Area, United Kingdom
Senior Delivery Lead - Outside IR35 - Contract (Energy)   About the role   We're looking for an experienced Senior Delivery Lead to drive a data transformation programme across all pillars of an Energy & Utilities client, including the Analytics & Trading pillar. Reporting to the Delivery Principal, you’ll work as part of a cross-functional team to perform a business-wide assessment with C-Suite stakeholders, plan their transition and embed organisational and cultural practices for best-in-class data governance.   This is a hands-on role combining delivery leadership, engaging key stakeholders, process mapping and organisational change.   What You'll Do   Lead the delivery of a multi-phase change programme across multiple pillars of an organisation with ambitious goals Participate in interviewing C-Suite and other stakeholders, distilling their objectives, obstacles and obligations, and work with...
Contract Spy
Jul 30, 2026
Duration not stated
Senior Solidity Engineer at Test Yantra, London/Remote, £400 per day
£400 per day
Contract Spy Hybrid (London, UK)
Must have skills: Demonstrable experience with Solidity. Strong understanding of blockchain security practices and potential vulnerabilities. Proficiency in Hardhat and Foundry. Experience with Solidity security testing tools like Slither, Mythril, Echidna Practical experience with scripting languages like Javascript or Typescript. Ability to craft unit, integration, fork, and invariant tests, ensuring code longevity. Demonstrable aptitude for best development practices, data structures, algorithms, and methodologies. Bachelor's degree in Computer Science, Engineering, or a related STEM discipline. Excellent debugging and troubleshooting skills. Strong written and verbal communication skills. Self-motivated with the ability to work in a fast-paced, evolving environment. Proficient communication skills in English. Development background in sectors such as banking, finance, or trading, paired with a comprehensive grasp of financial...
Contract Spy
Aug 10, 2026
Duration not stated
Mid-Level Python Developer at Mossend Software, London EC4M, £350 per day (Outside IR35)
£350 per day
Contract Spy London EC4M, UK
Python Developer (Azure / FastAPI) — £350/day — Outside IR35 — Hybrid, Central London (3 days on-site) About the role A significant opportunity to work with a leading global independent financial services firm, delivering a loan management platform that handles complex servicing workflows in a regulated environment. You'll be working to a high bar for correctness, traceability and testing — and you'll be based out of excellent offices in central London three days a week. We are looking for a mid-level Python developer to join the delivery team. This is a hands-on engineering role in a small, senior team — you'll own features end to end and you'll have direct visibility of the client and the business problems you're solving. What you'll be doing Building and maintaining Python services — FastAPI applications and Azure Functions Designing and consuming REST APIs, with an eye on validation, versioning and clear...
Contract Spy
Aug 03, 2026
Duration not stated
Mid-Level Python Developer at Mossend Software, London EC4M, £350 per day (Outside IR35)
£350 per day
Contract Spy London EC4M, UK
Python Developer (Azure / FastAPI) — £350/day — Outside IR35 — Hybrid, Central London (3 days on-site) About the role A significant opportunity to work with a leading global independent financial services firm, delivering a loan management platform that handles complex servicing workflows in a regulated environment. You'll be working to a high bar for correctness, traceability and testing — and you'll be based out of excellent offices in central London three days a week. We are looking for a mid-level Python developer to join the delivery team. This is a hands-on engineering role in a small, senior team — you'll own features end to end and you'll have direct visibility of the client and the business problems you're solving. What you'll be doing Building and maintaining Python services — FastAPI applications and Azure Functions Designing and consuming REST APIs, with an eye on validation, versioning and clear...
Contract Spy
Aug 11, 2026
Duration not stated
Senior Business Analyst at Scrumconnect, Staines, £350-£400 per day (Outside IR35)
£350 - £400 per day
Contract Spy Staines, UK
350-400 Outside IR35 City Staines Province Surrey Country United Kingdom Postal Code TW18 Job Description About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognized with prestigious UK IT awards such as Best Public Sector IT Project, Digital Transformation Project of the Year, and a Special Award for Organizational Excellence during the pandemic. Our solutions have positively impacted over 40 million UK citizens, with successful delivery across key government departments including the Department for Work and Pensions, Ministry of Justice, HM Passport Office, and more. We specialize in user-centred design, agile delivery, and creating technology that truly makes a difference. Overview We are seeking an experienced Business Analyst to support and enhance a Risk Reporting platform. This role involves translating business requirements into...
Contract Spy
Aug 04, 2026
Duration not stated
Senior Business Analyst at Scrumconnect, Staines, £350-£400 per day (Outside IR35)
£350 - £400 per day
Contract Spy Staines, UK
350-400 Outside IR35 City Staines Province Surrey Country United Kingdom Postal Code TW18 Job Description About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognized with prestigious UK IT awards such as Best Public Sector IT Project, Digital Transformation Project of the Year, and a Special Award for Organizational Excellence during the pandemic. Our solutions have positively impacted over 40 million UK citizens, with successful delivery across key government departments including the Department for Work and Pensions, Ministry of Justice, HM Passport Office, and more. We specialize in user-centred design, agile delivery, and creating technology that truly makes a difference. Overview We are seeking an experienced Business Analyst to support and enhance a Risk Reporting platform. This role involves translating business requirements into...
Contract Spy
Jul 28, 2026
Duration not stated
Senior Business Analyst at Scrumconnect, Staines, £350-£400 per day (Outside IR35)
£350 - £400 per day
Contract Spy Staines, UK
350-400 Outside IR35 City Staines Province Surrey Country United Kingdom Postal Code TW18 Job Description About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognized with prestigious UK IT awards such as Best Public Sector IT Project, Digital Transformation Project of the Year, and a Special Award for Organizational Excellence during the pandemic. Our solutions have positively impacted over 40 million UK citizens, with successful delivery across key government departments including the Department for Work and Pensions, Ministry of Justice, HM Passport Office, and more. We specialize in user-centred design, agile delivery, and creating technology that truly makes a difference. Overview We are seeking an experienced Business Analyst to support and enhance a Risk Reporting platform. This role involves translating business requirements into...
Contract Spy
Aug 06, 2026
Duration not stated
UX Researcher at Once For All UK, Basingstoke, 3 Months, £400-£450 per day
£400 - £450 per day
Contract Spy Basingstoke RG21 7PP, UK
  Who we are: Once For All is a high growth, cloud-based, SaaS subscription business, providing governance, risk management and compliance services to over 4,000 public and private sector clients and over 60,000 customers across 20 different sectors including construction, transport, retail, hospitality education, facility and property management, manufacturing, local and central government. We manage the qualification, onboarding and audit requirements of individuals, companies, and industry bodies. We provide real-time monitoring and verification of critical data points across all work categories, tenders, and projects. We enable Buyers to access at the touch of a button, data analytics across their entire supply chain in areas such as validity and expiration of specific licenses, qualifications and certificates, accuracy of financial health, insurance levels and exclusions, CSR, infosec and environmental policies and up-to-date health and safety reports....
Contract Spy
Jul 30, 2026
up to 6 Months
UX Researcher at Once For All UK, Basingstoke, 3 Months, £400-£450 per day
£400 - £450 per day
Contract Spy Basingstoke, UK
Who we are: Once For All is a high growth, cloud-based, SaaS subscription business, providing governance, risk management and compliance services to over 4,000 public and private sector clients and over 60,000 customers across 20 different sectors including construction, transport, retail, hospitality education, facility and property management, manufacturing, local and central government. We manage the qualification, onboarding and audit requirements of individuals, companies, and industry bodies. We provide real-time monitoring and verification of critical data points across all work categories, tenders, and projects. We enable Buyers to access at the touch of a button, data analytics across their entire supply chain in areas such as validity and expiration of specific licenses, qualifications and certificates, accuracy of financial health, insurance levels and exclusions, CSR, infosec and environmental policies and up-to-date health and safety reports. About the...
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