13 of 13 Remote Contract Senior Software Engineer Jobs

Job Title: Software Engineer/Senior Software Engineers – Linux, C++, Networking, Python (All Levels) Location: Bristol - Hybrid Type: Full-time, 12 month FTC Salary: Competitive, commensurate with experience Whether you have 18 months or 5+ years of relevant experience, if you’re passionate about building high-performance systems in a dynamic environment, we’d love to … hear from you. About the Role We are partnering with a well-established high-tech scale-up to find experienced Software Engineers to join their dynamic and innovative team. This is a hands-on engineering role where you’ll be instrumental in the design, development, and maintenance of advanced systems and associated platforms. You’ll work across planned software feature development, real-time troubleshooting, and complex systems integration. This is a great opportunity to deepen your skills in high-performance software and modern infrastructure while working in a collaborative, fast-paced environment. Key Responsibilities Develop, enhance, and maintain robust software solutions for mission-critical systems. Design and implement multithreaded C++ applications for data processing. Script tools More ❯

Role: Contract Senior Software Engineer - Backend Rate: C.£550 Outside IR35 Per day Location: Bradford - Hybrid (2x days on site) Length: 3-6 months About Us: We are working with a growing, forward-thinking technology company dedicated to building scalable, reliable, and high-performing solutions for our customers. Role Overview: As a Senior Software Engineer … microservices, and event-driven architecture. Hands-on experience with relational and/or NoSQL databases. Familiarity with cloud platforms (AWS, Azure, GCP) and containerization (Docker, Kubernetes). Knowledge of software design principles, testing methodologies, and version control (Git). We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability More ❯

Job title: Senior Software Engineer Location: Full Remote (Very occasional travel to offices in Cheshire) Type: Contract/Outside IR35/6 months initial duration + possible renewals About the Role We're looking for Senior Software Engineers to join our client's dynamic Engineering team and play a key role in building high-quality … scalable software solutions. As a senior member of the team, you'll take ownership of full-stack development, contribute to software architecture, drive engineering best practices, and mentor junior team members. You'll work closely with Product Owners, Architects, and DevOps to ensure delivery excellence across a diverse range of projects. What You'll Be Doing Software … SQL for efficient data management Apply design patterns like OOP, SOLID, and Clean Code to write scalable code Engineering & Architecture Deliver high- and low-level estimations for projects Ensure software quality through unit and integration testing Perform code reviews and participate in pair programming Architect scalable, secure systems, including OAuth and SSO integrations Cloud & DevOps Deploy and manage apps More ❯

Role: Contract Senior Backend Software Engineer - Node.js Rate: c.£550 Outside IR35 Per day Location: Leeds - Hybrid (2x days on site) Length: 3-6 months About Us: We are working with a growing, forward-thinking technology company dedicated to building scalable, reliable, and high-performing solutions for our customers. Role Overview: As a Senior Backend Software Engineer (Node.js), you will be responsible for designing, developing, and maintaining server-side applications and services. You'll work closely with cross-functional teams to ensure our systems are performant, secure, and deliver a great user experience. Key Responsibilities: Design, implement, and maintain backend services, APIs, and databases. Collaborate with product managers, frontend engineers, and other stakeholders to … with relational and/or NoSQL databases. Familiarity with cloud platforms (AWS, Azure, GCP) and containerization (Docker, Kubernetes). Experience with Front-end (React.js) would be beneficial. Knowledge of software design principles, testing methodologies, and version control (Git). We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability More ❯

Job: Senior Software Engineer Company: BAE Systems Hourly Rate: £35.55 PAYE or £47.86 Umbrella Location : Barrow-in-Furness - Remote working with on-site presence when required Contract : 6 months (Opportunity to be extended) Working Hours : 37 hours per week Key Responsibilities : Designing embedded software solutions to meet allocated requirements Software coding to implement agreed designs … Undertaking testing and verification activities Ensuring software development standards, policies and procedures are adhered to Scheduling work to meet target timescales and budget demands Working closely with other teams, e.g. electrical, during solution development Proactively reporting upwards to management and the business, so that they are informed of the work currently in development Essential Skills & Qualifications : Embedded C programming More ❯

Senior Software Engineer - 6 Month Contract Start Date: ASAP Rate: Market rates, outside ir35 Contract Length: 6 months Location: Manchester, hybrid Key Responsibilities Design, build, and maintain scalable backend services using Java, aligning with best practices for performance, reliability, and maintainability. Work with containerisation/orchestration technologies (Kubernetes) to deploy, manage, and scale services. Develop and maintain More ❯

Senior Software Engineer - 6 Month Contract Start Date: ASAP Rate: Market rates, outside ir35 Contract Length: 6 months Location: Manchester, hybrid Key Responsibilities Design, build, and maintain scalable backend services using Java, aligning with best practices for performance, reliability, and maintainability. Work with containerisation/orchestration technologies (Kubernetes) to deploy, manage, and scale services. Develop and maintain More ❯

Role: Senior Software Engineer Location: Sheffield/Birmingham/Edinburgh (Hybrid 23 days onsite in 23 weeks) Contract Duration: 6+ months (extendable based on performance) Rate: Up to £500/day Inside IR35 Note: Candidates should be open to FTE conversion click apply for full job details More ❯

Role: Contract Senior Software Engineer - Backend Rate: C.£550 Outside IR35 Per day Location: Bradford - Hybrid (2x days on site) Length: 3-6 months About Us: We are working with a growing, forward-thinking technology company dedicated to building scalable, reliable, and high-performing solutions for our customers click apply for full job details More ❯

Senior Embedded C++ Software Engineer 62ph (Inside IR35) Southampton (Hybrid) Initial 6 month contract Our Southampton facility is a leading UK centre of excellence for electro-optics, photonics, and laser-based technologies. The site focuses on the design, development, and manufacture of advanced systems used across defence, aerospace, and security applications. We play an important role in … supplying critical technologies to both the UK armed forces and international partners, contributing to next-generation capabilities in multiple domains. We are on the hunt for talented software engineers to support our Integrated Sensors & Protection line of business. Direct industry experience is not required, we are happy to explore all backgrounds. We want to develop a new generation of … features and capabilities using innovative software solutions and we need you to create them. Essential Bare metal embedded C++ software development Embedded interfaces e.g. CAN bus, I2C, SPI, GPIO Familiarity with the tools and approaches to embedded development Work in our Southampton office 1-4 days a week. Employees are welcome to work onsite 5 days a week More ❯

Senior Embedded C++ Software Engineer £62ph (Inside IR35) Southampton (Hybrid) Initial 6 month contract Our Southampton facility is a leading UK centre of excellence for electro-optics, photonics, and laser-based technologies. The site focuses on the design, development, and manufacture of advanced systems used across defence, aerospace, and security applications. We play an important role in … supplying critical technologies to both the UK armed forces and international partners, contributing to next-generation capabilities in multiple domains. We are on the hunt for talented software engineers to support our Integrated Sensors & Protection line of business. Direct industry experience is not required, we are happy to explore all backgrounds. We want to develop a new generation of … features and capabilities using innovative software solutions and we need you to create them. Essential Bare metal embedded C++ software development Embedded interfaces e.g. CAN bus, I2C, SPI, GPIO Familiarity with the tools and approaches to embedded development Work in our Southampton office 1-4 days a week. Employees are welcome to work onsite 5 days a week More ❯

A Software Engineer is sought for a contract position in Barrow-in-Furness, Cumbria. Hybrid working is available, with 2 days per week needed on-site. This role will provide the chance to design exciting new products in a fast paced highly skilled team, whilst maintaining high standards of innovation and creativity. Core Duties Designing embedded software solutions to meet allocated requirements Software coding to implement agreed designs Undertaking testing and verification activities Ensuring software development standards, policies and procedures are adhered to Scheduling work to meet target timescales and budget demands Working closely with other teams, e.g. electrical, during solution development Proactively reporting upwards to management and the business, so that they are … and Qualifications Essential skills Embedded C programming ability and C# programming. Understanding of embedded systems concepts and related protocols, e.g. CAN, SPI, RS-422. A thorough understanding of the software development lifecycle from design to deployment, including supporting in house and customer trials Familiarity with PLM tools (TeamCenter) and the links to the ERP system (SAP) Good understanding of More ❯

Role: Contract Senior Backend Software Engineer - Node.js Rate: c.£550 Outside IR35 Per day Location: Leeds - Hybrid (2x days on site) Length: 3-6 months About Us: We are working with a growing, forward-thinking technology company dedicated to building scalable, reliable, and high-performing solutions for our customers click apply for full job details More ❯