1 to 25 of 191 Contract Developer Jobs in London

Full Stack Engineer - Contract Opportunity (3 Month) We're working with a fast-scaling product-led business who are seeking a Full Stack Engineer to support the delivery of both customer-facing applications and internal tooling. This role is ideal More ❯

NEW CONTRACT iOS DEVELOPER ROLE AVAILABLE - REMOTE (UK/EU-BASED) Outside IR35 9-12 Month Initial Contract | Start ASAP | Likely Extension To apply, email: THE OPPORTUNITY A new contract opportunity for a skilled iOS Developer to build and deploy AI-powered fintech mobile apps. You will work on secure, high-quality solutions while integrating machine learning features such as … SQL/NoSQL databases - desirable Experience with CI/CD, Docker, Kubernetes - desirable TO BE CONSIDERED Please apply directly by emailing with your CV and availability. KEYWORDS: Contract iOS Developer, Mobile Engineer, AI/ML iOS Integration, FinTech iOS Developer, Swift Developer, Objective-C Developer, Outside IR35, Remote More ❯

Job Title: Senior Java Developer Role Summary: We are looking for a highly skilled Senior Java Developer to design, develop, and maintain enterprise-grade applications. The role involves working closely with architects, business analysts, and cross-functional teams to deliver scalable, secure, and high-performing solutions. Key Responsibilities: Design, develop, and implement robust Java-based applications for enterprise use. Collaborate More ❯

Developer Azure Cosmos DB Location:Central London (hybrid) Contract Type:6 month initial contract, starting ASAP Industry:Banking & Financial Services Day rate: £500 - £600 (TBC, inside IR35) Our client, a large global consultancy, is seeking a Cosmos DB Developerto play a key role in designing and developingscalable, secure, and high-performance applicationstailored for thebanking and financial servicessector. This is a More ❯

Full Stack Developer - Hybrid (London & Bristol) - Circa £600 per day inside ir35 - 3 months All applicants must hold an active SC clearance. Job Description: Develop and maintain web applications: Design, code, test, and deploy scalable and efficient web applications using modern technologies. Collaborate with cross-functional teams: Work closely with designers, product managers, and other developers to create seamless user … practices in web development and share knowledge with the team. Required Qualifications: Bachelor's degree in Computer Science, Engineering, or a related field. Proven experience as a Full Stack Developer or similar role. Proficiency in front-end technologies: HTML, CSS, JavaScript, and front-end frameworks (React must, Angular, Vue.js). Strong back-end development skills: Experience with server-side languages More ❯

Job Title: Full Stack Developer Location: Hybrid with travel to London and Bristol Duration: 6 Months Rate: £650 per day - PAYE via Umbrella only Clearance: Active MOD SC clearance is necessary for this role. Job Description Develop and maintain web applications: Design, code, test, and deploy scalable and efficient web applications using modern technologies. Collaborate with cross-functional teams: Work … practices in web development and share knowledge with the team. Required Qualifications: Bachelor's degree in Computer Science, Engineering, or a related field. Proven experience as a Full Stack Developer or similar role. Proficiency in front-end technologies: HTML, CSS, JavaScript, and front-end frameworks (React must, Angular, Vue.js). Strong back-end development skills: Experience with server-side languages More ❯

Leading UK retail business seeks experienced Full Stack and Back End Web Developers to join team on a 3-month contract. This roles requires experienced individuals who are experienced in Internal Applications and have familiarity with Azure (ideally Azure pipelines More ❯

Senior Java Developer Inside IR35 - 3 days onsite Our banking client is seeking an experienced Senior Java Developer to join their dynamic technology team. This role offers the opportunity to work on high-impact financial applications, driving innovation and excellence in software development within a fast-paced and regulated environment. As a Senior Java Developer, you will play a key … NoSQL databases (e.g., MongoDB). Experience with message queues (Kafka, Solace). Front-end development exposure (React, Angular, Vue.js). Experience building CI/CD pipelines . Senior Java Developer Due to the volume of applications received for positions, it will not be possible to respond to all applications and only applicants who are considered suitable for interview will be More ❯

FDM is a global business and technology consultancy seeking a C# Developer to work for our client within the advisory and consultancy sector. This is initially an 8-month contract with the potential to extend and will be a remote role with occasional trips to London. Our client is looking for a C# Developer who would be working on a … as product MVP development. You will be providing expertise in Software Development best practice, in line with the organisation’s standards and processes, as well as being an active developer-participant. The ideal candidate will be expected to have significant experience of .NET and will work under the technical steer of a Senior Developer. Preferably, you will have Full stack … using C# and .NET Contribute to full stack development using React for front end work while integrating AI driven features Requirements Minimum of 5 years’ experience as a C# Developer with proficiency in Python, .NET framework and C# as well as experience with ML.NET, ASP.NET, MVC, Web API Containers (Docker/Kubernetes), Machine Learning Operations (MLOps) and CI/CD More ❯

I am currently working with a London-based financial services consultancy who are actively seeking multiple Senior Python Developers to join one of their prestigious end clients in the Investment Banking space. What you'll need to succeed : Extensive Python More ❯

I am currently working with a London-based financial services consultancy who are actively seeking multiple Senior Python Developers to join one of their prestigious end clients in the Investment Banking space. What you'll need to succeed : Extensive Python More ❯

I am currently working with a global law firm who are actively seeking 2 experienced Azure Integration Developers to support on a business-critical project. What you'll need to succeed Extensive Azure Integration development experience in an enterprise environment. More ❯

We're seeking a skilled software engineer to help modernise and strengthen our internal systems. This role centres on revitalising legacy infrastructure with an emphasis on robustness, security, and long-term maintainability. You'll be instrumental in updating software components More ❯

Senior Software Developer | 6 Month Contract | £350-450 p/day | Hybrid We are looking for a highly skilled Software Developer to join a fast paced contract role with a leading financial client. This is an exciting opportunity to work on complex, large scale systems while driving innovation, cost optimisation, and platform resilience. Location: Mostly Remote (occasional trips to London More ❯

Job Description: Develop and maintain AI-powered web applications using React, JavaScript, and Python, ensuring high performance and scalability. Integrate AI/ML models into production systems, working closely with data scientists to optimize deployment and performance. Design and implement More ❯

Your new company Working for a globally renowned bank. Your new role You will have a proven background in IDM business and systems analysis, implementation, and L3 support within banking environments. You will be responsible for providing lead analysis, development More ❯

JOB DESCRIPTION AND PROFILE Job Title: EDRMS Upgrade Consultant Department: IT Location: Central London (Hybrid - 2 days on-site, 3 days remote) Contract: Outside IR35 Rate: £550 per day Background The purpose of this role is to work alongside the More ❯

Camunda Developer Location: London (Hybrid - 2-3 days on-site) Duration: Until 31st December 2026 Day Rate: £382.50 (Inside IR35) About the Role We are seeking an experienced Camunda Developer to design, develop, and deploy business process automation solutions using the Camunda BPM platform . This role is pivotal in building scalable, process-driven applications that streamline business workflows and … and event-driven systems . Experience with CI/CD pipelines and modern DevOps practices. Strong analytical and problem-solving skills with excellent communication abilities. Preferred Skills Camunda Certified Developer (advantageous). Exposure to frontend technologies (React, Angular) for task forms. Knowledge of Kafka or other messaging systems. Experience working in Agile/Scrum environments . More ❯

ServiceNow Developer - SC Cleared Circa £500 per day (Umbrella) - flexible for the right candidate Hybrid - 2-3 days per week in London, remainder remote Exciting public sector programme with long-term potential Initial contract until March 2026 ABOUT THE CLIENT: Our client is a leading technology consultancy delivering digital transformation projects into high-profile public sector organisations. They are committed … to leveraging innovative technology to deliver smarter, more efficient solutions. Due to continued programme growth, they are seeking an experienced ServiceNow Developer to strengthen their delivery capability. THE SERVICENOW DEVELOPER ROLE: As a ServiceNow Developer , you will design, configure and enhance solutions across the ServiceNow platform, covering ITSM, ITOM, HRSD, and beyond. You will work closely with architects, business analysts … stakeholders to ensure solutions meet business needs and follow best practices. You'll take part in agile sprints, upgrades, integrations, and troubleshooting while ensuring compliance with platform governance. SERVICENOW DEVELOPER ESSENTIAL SKILLS: Active MOD SC clearance required Proven professional experience as a ServiceNow Developer Strong JavaScript, Glide API, and ServiceNow development tooling Experience creating workflows, client scripts, UI policies, and More ❯

Role title: Full-Stack Developer (SC Cleared) Location: Hybrid -Bristol or London Sector: Public Clearance Required: MOD SC Contract Duration: 5 months Role Overview: We are seeking an experienced Full Stack Developer to join a secure, high-impact public sector project. The successful candidate will be responsible for designing, developing, and maintaining scalable web applications using modern technologies across both … code reviews and maintain high standards of code quality Stay current with industry trends and share best practices with the team Required skills: Proven experience as a Full Stack Developer or similar role Proficiency in front-end technologies and frameworks (React required) Strong back-end development skills (Java and Node.js required) Familiarity with version control systems (Git) Experience with containerisation More ❯

Role title: Full-Stack Developer (SC Cleared) Location: Hybrid -Bristol or London Sector: Public Clearance Required: MOD SC Contract Duration: 5 months Role Overview: We are seeking an experienced Full Stack Developer to join a secure, high-impact public sector project. The successful candidate will be responsible for designing, developing, and maintaining scalable web applications using modern technologies across both … code reviews and maintain high standards of code quality Stay current with industry trends and share best practices with the team Required skills: Proven experience as a Full Stack Developer or similar role Proficiency in front-end technologies and frameworks (React required) Strong back-end development skills (Java and Node.js required) Familiarity with version control systems (Git) Experience with containerisation More ❯

Full Stack Developer (python/AWS) *candidates must hold an active SC Clearance* Start: ASAP Duration: 6 months+ Location: 3 days per week in London Pay: negotiable DoE, INSIDE IR35 We are seeking a talented Full Stack Engineer with strong experience in AWS and Python to join our growing team. You'll play a key role in designing, developing, and More ❯

New contract Role SC Cleared Software engineer £475 Outside ir35 2 days onsite to your local office - London, Manchester, Cardiff Requirements Must be able to go onsite x2 a week SC Clearance (valid) Skillset required Python Django More ❯

Your new role My client is looking for a One Identity Manager SME to join their team What you'll need to succeed Strong hands-on experience with One Identity Manager (by Quest) Lead development and support of the One More ❯

12 month contract - Inside IR35 - Investment Banking The Global Markets Quantitative Research division is in charge of the modelling, pricing & risk management developments for the entire offering of products within the Global Markets activity.The team operates globally with representatives in More ❯