81 software contractor jobs found

Senior Software Engineer Europe (Remote) Full‑time contractor role (rolling 12‑month contract).   About TxODDS TXODDS is a premier provider of ultra low-latency, accurate odds data, fast scores, and innovative betting solutions for the global sports betting industry. With offices in London, Chicago, and Belgrade - and team members working worldwide - we deliver cutting-edge technology and data products that power some of the world’s top sportsbooks.   About the Role We’re looking for a Senior Software Engineer to join our Data Acquisition team. This is a key role in building and maintaining the systems that power our real‑time data delivery. You’ll work closely with cross‑functional teams to ensure the accuracy, reliability, and speed of the data we provide to customers. This is a great opportunity for someone with 5+ years of experience who enjoys working in a fast‑moving, highly collaborative engineering...

Senior Software Engineer Europe (Remote) Full‑time contractor role (rolling 12‑month contract).   About TxODDS TXODDS is a premier provider of ultra low-latency, accurate odds data, fast scores, and innovative betting solutions for the global sports betting industry. With offices in London, Chicago, and Belgrade - and team members working worldwide - we deliver cutting-edge technology and data products that power some of the world’s top sportsbooks.   About the Role We’re looking for a Senior Software Engineer to join our Data Acquisition team. This is a key role in building and maintaining the systems that power our real‑time data delivery. You’ll work closely with cross‑functional teams to ensure the accuracy, reliability, and speed of the data we provide to customers. This is a great opportunity for someone with 5+ years of experience who enjoys working in a fast‑moving, highly collaborative engineering...

20 hours ago Senior Software Engineering Contractor About the job   Aspect Capital is an award-winning systematic hedge fund based in London, UK that manages over $8 billon of client assets, where technology plays a critical role in the success of the business.   We are looking for a Senior Software Engineering Contractor to join our Software Development team to work on our Software Development platform for 12 months.   Job requirements: 5+ years of enterprise Java development experience Experience with managing technical projects e.g. planning timelines, milestones and deliverables Strong enterprise Java (with Spring) experience Working proficiency of Python and Javascript Experience with Maven, Docker and CI pipelines   Job responsibilities: Aspect’s Software Development Team are a team of 12 who develop and support the main trading software for Aspect. This ranges from front office...

Dartford, UK - Helvar, United Kingdom · Contractor · Hybrid Job description We are seeking an experienced Software Lead Architect for a 6 month contract to lead and shape our technology roadmap. As a pivotal member of our Architecture team, you will be responsible for architecting robust, scalable, and innovative lighting control solutions working seamlessly with other systems in the smart buildings. The ideal candidate is a visionary with a strong background as a software architect, software engineering, system integration, and IoT platforms, capable of guiding multidisciplinary teams and collaborating with stakeholders across the organization.  Job requirements Proven experience (5+ years) as a software architect Knowledgeon latest SW technologies, industry standards, and security protocols; evaluate and recommend new tools, frameworks, and platforms to enhance solution effectiveness. Expertise in IoT protocols (MQTT,...

Aspect Capital is an award-winning systematic hedge fund based in London, UK that manages over $8 billon of client assets, where technology plays a critical role in the success of the business.   We are looking for a Senior Software Engineering Contractor to join our Software Development team to work on our Software Development platform for 12 months.   Job requirements: 5+ years of enterprise Java development experience Experience with managing technical projects e.g. planning timelines, milestones and deliverables Strong enterprise Java (with Spring) experience Working proficiency of Python and Javascript Experience with Maven, Docker and CI pipelines   Job responsibilities: Aspect’s Software Development Team are a team of 12 who develop and support the main trading software for Aspect. This ranges from front office trading, to back and middle office. This core project entails working on Aspect’s Software...

Working as a contractor for HM Land Registry    Our ambition is to become the world's leading land registry for speed, simplicity, and an open approach to data. Our award-winning digital team is the in-house directorate at the heart of our transformation into a digital, data driven organisation. We are playing a pivotal role in ensuring that we are able to respond swiftly to our current challenges. We are providing a robust and resilient technical infrastructure to support our workforce. We are enabling our customers to interact with us in increasingly digital and automated ways and delivering our transformation portfolio which will revolutionise the way that we operate and provide services.   Our Digital teams are at the core of our plans for digital transformation for the future. At HM Land Registry we have a vision of a fully connected, digital system for buying and selling property that enables a more secure and more efficient land registration...

Working as a contractor for HM Land Registry    Our ambition is to become the world's leading land registry for speed, simplicity, and an open approach to data. Our award-winning digital team is the in-house directorate at the heart of our transformation into a digital, data driven organisation. We are playing a pivotal role in ensuring that we are able to respond swiftly to our current challenges. We are providing a robust and resilient technical infrastructure to support our workforce. We are enabling our customers to interact with us in increasingly digital and automated ways and delivering our transformation portfolio which will revolutionise the way that we operate and provide services.   Our Digital teams are at the core of our plans for digital transformation for the future. At HM Land Registry we have a vision of a fully connected, digital system for buying and selling property that enables a more secure and more efficient land registration...

  Department: Technology Team: Group Technology Location: London with hybrid working, and travel required Position type: Day Rate Contract (Inside IR35), until end of 2026   What the hiring manager says   “The move toward 5G, private networks, and cloud‑native architectures represents one of the most significant transformations our industry has ever seen. This role sits at the heart of that journey, working with global operators, vendors and ecosystem partners to drive interoperability, scale adoption, and genuine technological progress. Richard Cockle, Head of Connected Community, GSMA Technology   About the Team   We are a team of technical experts that assists the mobile industry in its generational (5G) and digital transformation. This involves understanding the industry drivers, collaborating with; operators, vendors and other actors to provide technical recommendations for wider industry adoption. Our...

    Job description   Job Title: AI Engineer (contract) Location: London Hybrid. Travel to the London office 2 days a week Duration: 6 months Contract Start Date: March 2026   Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   The Role We are looking for a AI Engineer to join our Data and AI Team supporting internal service delivery transformation projects across Tax and Legal. You will be a Python and Azure expert in designing and building cutting-edge...

Contract - SAMPro Project Manager Job description Job Title: SAMPro PM Location: Remote Target Start Date: ASAP Contract duration : 6 months Day Rate: Competitive (Inside IR35) Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte. Role Purpose We are looking for a seasoned Subject Matter Expert (SME) PM to lead the end-to-end migration from legacy platforms (SNOW License Manager / Flexera) into ServiceNow SAMPro. This is not a ʺchecklist ʺ PM role; we require a technical project lead who understands the architectural nuances of ServiceNow 's ITSM and the SAMPro modules, the complexities of...

  Department: Technology Team: Group Technology Location: London with hybrid working, and travel required Position type: Day Rate Contract (Inside IR35), until end of 2026   What the hiring manager says   “The move toward 5G, private networks, and cloud‑native architectures represents one of the most significant transformations our industry has ever seen. This role sits at the heart of that journey, working with global operators, vendors and ecosystem partners to drive interoperability, scale adoption, and genuine technological progress. Richard Cockle, Head of Connected Community, GSMA Technology   About the Team   We are a team of technical experts that assists the mobile industry in its generational (5G) and digital transformation. This involves understanding the industry drivers, collaborating with; operators, vendors and other actors to provide technical recommendations for wider industry adoption. Our...

Basic information Location London Business Line Tax & Legal Job Type Contract Date published 09-Feb-2026 Req # 22184 Job description   Job Title: AI Engineer (contract) Location: London Hybrid. Travel to the London office 2 days a week Duration: 6 months Contract Start Date: March 2026   Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   The Role We are looking for a AI Engineer to join our Data and AI...

    Job title : Lead DevOps Engineer (contract) Duration : 6 months Target Start Date : ASAP Location : Cardiff Hybrid - travel to Cardiff office on an adhoc basic and for training on week 1. Rate : Competitive, inside IR35   Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   About the role: We are looking for a Lead DevOps Engineer to join the Enabling Functions team. Reporting to Tech lead, you will be responsible for leading, mentoring and guiding a team of 5 DevOps Engineers in the...

Working as a contractor for HM Land Registry    Our ambition is to become the world's leading land registry for speed, simplicity, and an open approach to data. Our award-winning digital team is the in-house directorate at the heart of our transformation into a digital, data driven organisation. We are playing a pivotal role in ensuring that we are able to respond swiftly to our current challenges. We are providing a robust and resilient technical infrastructure to support our workforce. We are enabling our customers to interact with us in increasingly digital and automated ways and delivering our transformation portfolio which will revolutionise the way that we operate and provide services.   Our Digital teams are at the core of our plans for digital transformation for the future. At HM Land Registry we have a vision of a fully connected, digital system for buying and selling property that enables a more secure and more efficient land registration...

Working as a contractor for HM Land Registry    Our ambition is to become the world's leading land registry for speed, simplicity, and an open approach to data. Our award-winning digital team is the in-house directorate at the heart of our transformation into a digital, data driven organisation. We are playing a pivotal role in ensuring that we are able to respond swiftly to our current challenges. We are providing a robust and resilient technical infrastructure to support our workforce. We are enabling our customers to interact with us in increasingly digital and automated ways and delivering our transformation portfolio which will revolutionise the way that we operate and provide services.   Our Digital teams are at the core of our plans for digital transformation for the future. At HM Land Registry we have a vision of a fully connected, digital system for buying and selling property that enables a more secure and more efficient land registration...

Working as a contractor for HM Land Registry    Our ambition is to become the world's leading land registry for speed, simplicity, and an open approach to data. Our award-winning digital team is the in-house directorate at the heart of our transformation into a digital, data driven organisation. We are playing a pivotal role in ensuring that we are able to respond swiftly to our current challenges. We are providing a robust and resilient technical infrastructure to support our workforce. We are enabling our customers to interact with us in increasingly digital and automated ways and delivering our transformation portfolio which will revolutionise the way that we operate and provide services.   Our Digital teams are at the core of our plans for digital transformation for the future. At HM Land Registry we have a vision of a fully connected, digital system for buying and selling property that enables a more secure and more efficient land registration...

Senior Software Engineer - Identity & Authentication (Backend) - Contractor About the Role In the European Client Identity team, we are building and operating Vanguard’s authentication and MFA platform used by hundreds of thousands of clients across the UK and Europe. This is a hands-on senior backend role focused on designing, building, deploying, and operating cloud-based identity services. You will work in a highly regulated environment where security, reliability, and operational discipline matter. You don’t need to be an identity expert on day one — but you do need strong backend fundamentals, cloud experience, and a responsible, methodical engineering mindset.   This is a contractor role, available for up to 12-months.   In this role you will Build and evolve backend services that support login, MFA , and client authentication Design and implement REST APIs using NestJS / TypeScript...

Senior Software Engineer - Identity & Authentication (Backend) - Contractor About the Role In the European Client Identity team, we are building and operating Vanguard’s authentication and MFA platform used by hundreds of thousands of clients across the UK and Europe. This is a hands-on senior backend role focused on designing, building, deploying, and operating cloud-based identity services. You will work in a highly regulated environment where security, reliability, and operational discipline matter. You don’t need to be an identity expert on day one — but you do need strong backend fundamentals, cloud experience, and a responsible, methodical engineering mindset.   This is a contractor role, available for up to 12-months.   In this role you will Build and evolve backend services that support login, MFA , and client authentication Design and implement REST APIs using NestJS / TypeScript...

Role Overview   Sperry Marine delivers safe, efficient, and reliable navigation solutions to the global commercial and defence maritime sectors. Our Engineering Team operates across two key development centres - New Malden in the UK and Hamburg in Germany - collaborating closely to develop and maintain Sperry Marine’s diverse product portfolio and support an ambitious future roadmap. Our success is founded on technical excellence, global reach, a committed workforce, a focus on sustainability, and a continuous drive for innovation. To support our ambitious roadmap and growth plans, we are seeking an Embedded Software Engineer to join our Engineering Department in New Malden on a 9–12 month contract . This is a temporary opportunity to make an impact on key projects and work with cutting-edge maritime technology. Key Responsibilities Develop embedded software for new products...

Role Overview Sperry Marine delivers safe, efficient, and reliable navigation solutions to the global commercial and defence maritime sectors. Our Engineering Team operates across two key development centres - New Malden in the UK and Hamburg in Germany - collaborating closely to develop and maintain Sperry Marine’s diverse product portfolio and support an ambitious future roadmap. Our success is founded on technical excellence, global reach, a committed workforce, a focus on sustainability, and a continuous drive for innovation. We are seeking a Software Engineer to join our Engineering Department in New Malden on a 9–12 month contract. This role is ideal for someone who thrives in collaborative, cross-functional environments and combines technical expertise with strong problem-solving, communication, and teamwork skills. Key Responsibilities Contribute to full life-cycle software...