1 to 25 of 64 Contract Senior Developer Jobs

Senior Developer - Active SC, Java, Oracle Up to £550 per day (Inside IR35) London/Hybrid 6 months My client is an instantly recognisable consultancy who urgently require a Senior Developer with Active Security Clearance (SC), to join a business-critical programme. Key Requirements: Proven experience … working as a Senior Developer within the public sector. Active Security Clearance (SC) Advanced proficiency in Java technologies (SE 8, EE 5/6/11, EJB, JSP) Proven experience supporting and modernising legacy applications Demonstrated ability to refactor complex codebases and develop robust automated tests Strong background ...

Senior Go Developer 6 Months Contract London Hybrid or Fully Remote An exciting opportunity for a highly skilled Senior Go Developer to join a leading technology business on a contract basis. This organisation is recognised for its engineering excellence and is seeking a Senior Go Developer to help scale distributed systems and deliver high-performance solutions. In this role, the Senior Go Developer will design, develop, and implement data-intensive applications across the full engineering lifecycle. You'll architect and deliver microservices-based systems using Go (Golang), AWS, Kubernetes, Docker ...

Snowflake Senior Developer Location: London (Hybrid) Seniority: Senior Individual Contributor Reports to: Data Engineering Lead/Manager Summary of role We are seeking a Snowflake Senior Developer to design, develop, and optimise data solutions on our cloud data platform. You will work closely with data ...

Senior C++ Developer/Software Engineer - London Based in the City of London (2 days in the office)/6 months rolling/£750 per day (Inside IR35) A global leading fintech solutions company and member of the Fortune 500, seek an experienced Senior C++ Developer … analysing, and modifying programming systems including encoding, testing, debugging and installing for a large-scale Mainframe computer system. Essential Duties and Responsibilities for the Senior C++ Developer/Software Engineer: Maintains project estimates and project management timelines for multiple major projects. Verifies completeness and accuracy of specifications ...

Senior Go Developer 6 Months Contract London Hybrid or Fully Remote An exciting opportunity for a highly skilled Senior Go Developer to join a leading technology business on a contract basis. This organisation is recognised for its engineering excellence and is seeking a Senior Go Developer to help scale distributed systems and deliver high-performance solutions click apply for full job details ...

Senior Backend Developer (Java/Kotlin). Public Sector Contract. Transform Crime Data Management and Make a Difference. Up to £700 a day Inside IR35. 6 Month contract. Hybrid working from a hub of UK wide offices. Join the Electronic Monitoring team, a dedicated group focused on revolutionising … processes crime data efficiently. - Professional Growth: Engage with cutting-edge technologies and methodologies, enhancing your skill set and career trajectory. Key Responsibilities for the Senior Backend Developer: - Design and implement backend infrastructure to process crime data CSV files received from the police.- Develop APIs for secure data exchange ...

ServiceNow Senior Developer (HR Suite) – London (Hybrid) Contract | £600/day (Outside IR35) | Immediate Start Role Overview Morela is supporting our client on an exclusive basis . We are seeking a ServiceNow Senior Developer with strong HRSD (HR Service Delivery) experience and exposure to CBS . ...

Senior Salesforce Developer | £700 p/d Outside IR36 | Remote Overview: Our client, a global technology consultancy, is delivering a greenfield Salesforce CRM platform for multiple customers within the electricity and utilities sector. They are seeking a Senior Salesforce Developer to own and deliver … other regulated industries. Exposure to billing, market, or operational system integrations. Contract Details: £700 p/d Outside IR35 6 Months Contract Fully Remote Senior Salesforce Developer | £700 p/d Outside IR36 | Remote ...

Senior Salesforce Developer | £700 p/d Outside IR36 | Remote Overview: Our client, a global technology consultancy, is delivering a greenfield Salesforce CRM platform for multiple customers within the electricity and utilities sector. They are seeking a Senior Salesforce Developer to own and deliver … other regulated industries. Exposure to billing, market, or operational system integrations. Contract Details: £700 p/d Outside IR35 6 Months Contract Fully Remote Senior Salesforce Developer | £700 p/d Outside IR36 | Remote ...

Senior Software Engineer/OutsideIR35 Contract/Java/AI/LLM Title: Senior Software Engineer (Java/AI/LLM) Contract: 6months OutsideIR35 Location: London (hybrid) Pay: £500-550p/d Looking for senior software developer, to join a 6month contract with our client … established brand in the financial services sector. You would be joining a small team pioneering AI in their services. Senior Software Engineer/OutsideIR35 Contract/Java/AI/LLM Responsibilities Develop and maintain software applications using Java. Implement AI solutions to enhance software functionality. Collaborate with cross ...

Senior Software Engineer/OutsideIR35 Contract/Java/AI/LLM Title: Senior Software Engineer (Java/AI/LLM) Contract: 6months OutsideIR35 Location: London (hybrid) Pay: £(Apply online only)p/d Looking for senior software developer, to join a 6month contract with … client an established brand in the financial services sector. You would be joining a small team pioneering AI in their services. Senior Software Engineer/OutsideIR35 Contract/Java/AI/LLM Responsibilities Develop and maintain software applications using Java. Implement AI solutions to enhance software functionality. Collaborate ...

Title: Senior Salesforce Developer Location: Hungary Type: 12 Months Extendable Contract Rate: Negotiable Overview Senior Salesforce developer role focused on Service Cloud and Sales Cloud for a major telco, working fully remote from Hungary. Blend of hands-on Salesforce engineering, integrations, and AI-driven solutions … Vibes/similar AI capabilities) and work with Data360-related data flows where required. Key skills & experience Solid, proven hands-on experience as a Senior Salesforce Developer (Service Cloud and Sales Cloud). Strong Lightning development experience (Lightning Web Components/Lightning), Apex, and Salesforce Flows. Experience with ...

Senior Mendix Developer, 3 months, London/Hybrid, £440/day (Inside IR35) We are seeking a Senior Mendix Developer to deliver enterprise-grade applications exclusively on the Mendix low-code platform. This is a client-facing role requiring close collaboration with client business and technology ...

Senior C++ Developer 6 Month Contract | OUTSIDE IR35 ASAP Start | Hybrid - 3 days a week in the office Central London | Financial Services Spencer Rose are working with a leading financial services organisation in Central London who are seeking an experienced Senior C++ Developer to join ...

Reed.ai is looking for a Senior Developer to join their team in Holborn, London. Overview Reed.ai is building the future of recruitment technology. We’re a small, fast-moving, and ambitious team on a mission to transform how people find work and employers discover talent—powered … want to build something meaningful from the ground up, this is the role for you. Key Responsibilities Contribute to our excellent team of 6 senior engineers, setting technical direction while coding and problem-solving. Own the end-to-end delivery of features, ensuring speed, scalability, and quality are never ...

Role: Guidewire Senior Developer Location(s): Norwich or Perth (Scotland) - Office based Day Rate: Market Rate - Inside IR35 Must have: Guidewire experience Our client, a multinational insurance company, is urgently seeking a Senior Guidewire Developer/Consultant, to be part of the strategic Policy and Claim ...

Senior Developer Data and BI Sub Department Corporate Information Systems Location St Johns Campus Salary £38,249 to £42,882 Post Type Full Time Contract Type Fixed Term - Ends 30/11/2026 Closing Date Monday 02 February 2026 Reference IT2601 We are seeking an experienced Power … Developer to support our data team during a period of growth. The position will begin as maternity cover for the BI lead and could potentially evolve into a permanent role reporting to the BI lead, forming a dedicated Power BI team. Responsibilities include managing the existing reporting suite ...

Senior Frontend Developer Leeds - 1 day onsite per week 6 Month Contract £600/day inside IR35 About the Role Our client is seeking a Senior Frontend Engineer to join their Product Development team. In this hands-on role, you'll build high-performance, customer-facing applications ...

Senior Software Engineer | Java | AI | London | £500-£600/day About the Role We are seeking an exceptional Senior Software Engineer with expertise in Java and AI to join our client, an established financial services brand, on a 6-month contract Outside IR35. This is a unique opportunity … Senior Software Engineer to work at the cutting edge of AI-driven development. The Opportunity As a Senior Software Engineer, you'll join a small, innovative team modernising and simplifying critical legacy services using cutting-edge AI tooling. You'll demonstrate what's possible when AI is deeply ...

Senior Software Engineer | Java | AI | London | £500-£600/day About the Role We are seeking an exceptional Senior Software Engineer with expertise in Java and AI to join our client, an established financial services brand, on a 6-month contract Outside IR35. This is a unique opportunity … Senior Software Engineer to work at the cutting edge of AI-driven development. The Opportunity As a Senior Software Engineer, you'll join a small, innovative team modernising and simplifying critical legacy services using cutting-edge AI tooling. You'll demonstrate what's possible when AI is deeply ...

Senior Java Developer Initial 3-month contract starting ASAP Tech stack/skills required: Java specialist Prior gov experience will be prioritised Java 21+, Spring 3 NodeJS CI/CD pipelines (GitLab CI) MongoDB (NoSQL) TDD and Unit Testing AWS Cloud Technologies Microservice architecture Apache Kafka Docker/… Agile, using Scrum and Kanban, and delivers in two-week sprints. The service is currently in the Public Beta phase. The Full Stack Developer will join a cross-functional scrum team to support ongoing build activity and help meet delivery timelines. The role is critical to ensuring the team ...

Senior Java Developer - contractor Location: Dublin | Model: Hybrid Term: 6+ months | Rate: Top-tier day rate Senior Java Developer required to help shape high-throughput systems for a household name within the Dublin tech scene. You’ll join a modern engineering setup with genuine flexibility (with ...

Senior C#. NET Developer Location: London (Hybrid) Contract: 6 months IR35: Inside IR35 Our client, a leading global investment bank, is looking for an experienced C#. NET Developer to join their team on a 6-month contract. This role is pivotal in modernising and supporting business-critical ...

recruiting for a Salesforce Senior Developer to work on a remote basis. The role falls inside IR35 so you will need to work through an umbrella company for the duration of the contract. You will design, implement, and test new functionalities and features in Salesforce to meet business ...

Senior Power Platform Developer London, Hybrid (4 days onsite), Outside IR35 £500-£620 (DOE) Location: UK (Hybrid/Remote options • Employment: Permanent Senior Power Platform Developer is required by high-growth, tech-driven client who are currently scaling up their operations. This is a hands … senior role where you’ll own the end-to-end delivery of apps, automations and dashboards, shape platform strategy and governance, and be the go-to expert for stakeholders across technology and the wider business. The role Design, build and maintain solutions using Power Apps, Power Automate, Power ...