18 software engineer jobs found

Client: Global Aerospace company Role: Software Engineer Location: Stevenage Daily Rate: £400- £550 OUTSIDE IR35 Duration: 6 months (opportunity to be extended) Working arrangements: On-site 4 days per week About the Role: My client in the Aerospace indsutry is looking for a Software Engineer with experience in C++ to come in and assist with an exciting joint venture space and weather initiative. Key Skills: Excellent practical knowledge of C++ & Java Real-time software design & debugging in a Linux environment Hardware-in-the-loop design and implementation Desirable Skills SpaceWire MilSTD 1553 CAN bus If you would like to be considered for this role please don 't hesitate to click apply or call Sam Pierre-Louis on for more information. Inclusion statement Outsource UK is committed to creating a diverse environment and is proud to be an equal opportunity employer. You 'll receive...

Senior Software Engineer - Outside IR35 - Contract (Energy) About the role We are looking for a Senior Software Engineer (ideally with some Data Engineering experience) to join our client team in the energy trading sector. End date is not certain, but likely to be December 2026 or early Q1 2027. We are looking for experience in the following technologies: Microsoft Azure ecosystem Understanding of networking & security options in Microsoft Azure Infrastructure-as-code (preferably Bicep) Python Experience in the below would also be beneficial: Azure DevOps (pipelines) SQL We generally spend 2 days per week on-site with the client in central London (Monday & Thursday). £500-600 per day outside IR35 Start date: 10/08/2026 End date: December 2026 or early Q1 2027 About Softwire Softwire is a leading UK technology and strategy consultancy. From enterprise to government, we help visionary organisations turn...

Salary: £400 - 450 per day Reference: COR7631/AP148 AI Engineer / Software Developer, C# .NET, Reading, £450 day rate, Outside IR35, COR7631 We're looking for an experienced AI Engineer / Software Developer to join a long-term contract with an initial 3-month term and a strong likelihood of extension up to 18 months. This role is based in Reading, with three days per week onsite, and offers a day rate of up to £450, outside IR35. As an AI Engineer / Software Developer, you'll be responsible for developing software using C# and .NET while leveraging AI-powered tools throughout the software development lifecycle. You'll be someone who naturally incorporates AI into day-to-day development, using it to improve code quality, productivity, and delivery within a modern engineering environment. What's required of the AI Engineer / Software Developer? Strong commercial experience developing applications with C# and .NET Proven experience using AI tools throughout...

Salary: £400 - 450 per day Reference: COR7631/AP148 AI Engineer / Software Developer, C# .NET, Reading, £450 day rate, Outside IR35, COR7631 We're looking for an experienced AI Engineer / Software Developer to join a long-term contract with an initial 3-month term and a strong likelihood of extension up to 18 months. This role is based in Reading, with three days per week onsite, and offers a day rate of up to £450, outside IR35. As an AI Engineer / Software Developer, you'll be responsible for developing software using C# and .NET while leveraging AI-powered tools throughout the software development lifecycle. You'll be someone who naturally incorporates AI into day-to-day development, using it to improve code quality, productivity, and delivery within a modern engineering environment. What's required of the AI Engineer / Software Developer? Strong commercial experience developing applications with C# and .NET Proven experience using AI...

Full Stack Developer (Node.js) | 3 month contract | up to £550 per day outside IR35 | Remote   We're seeking an experienced Full Stack Developer to join a major digital transformation programme focused on the delivery and launch of a large-scale customer-facing website.   This is an opportunity to work within a collaborative team environment on a business-critical platform, supporting the final stages of delivery, go-live activities, and post-launch enhancements.   The successful candidate will have strong Node.js and Next.js experience, combined with a proven track record delivering customer-facing web solutions using Headless CMS architecture in live production environments.   Key Responsibilities Develop and maintain scalable web applications using Next.js and Node.js. Design, build and enhance backend services, APIs and integrations. Support the delivery and launch of a large-scale customer-facing website. Collaborate with technical and non-technical stakeholders across the...

Full Stack Developer (Node.js) | 3 month contract | up to £550 per day outside IR35 | Remote We're seeking an experienced Full Stack Developer to join a major digital transformation programme focused on the delivery and launch of a large-scale customer-facing website. This is an opportunity to work within a collaborative team environment on a business-critical platform, supporting the final stages of delivery, go-live activities, and post-launch enhancements. The successful candidate will have strong Node.js and Next.js experience, combined with a proven track record delivering customer-facing web solutions using Headless CMS architecture in live production environments. Key Responsibilities Develop and maintain scalable web applications using Next.js and Node.js. Design, build and enhance Back End services, APIs and integrations. Support the delivery and launch of a large-scale customer-facing website. Collaborate with technical and non-technical stakeholders...

Contract QA – C#/.NET 12-month contract | £450 per day DOE | Outside IR35 Hybrid – 2 days per week in Belfast, 3 days remote We're looking for an experienced QA Engineer to join an established Belfast-based technology team on a long-term contract. This is a hands-on technical testing role for someone who sits comfortably between software engineering and quality engineering. You'll need strong C#/.NET knowledge, the ability to understand and review application code, and the confidence to challenge engineering teams when design or implementation decisions create quality or testability issues. The testing strategy, frameworks and tooling are already in place. The requirement here isn't to arrive and reinvent the testing function; it's to make sure those standards are being applied effectively across development teams and that the quality of what's being delivered remains high. The Role You'll work closely with software engineers and existing testing...

AWS Platform Engineer (Contract) | AWS | Node.js | Python | Terraform | SNS/SQS | Event-Driven Architecture | 1 Day Per Week Hybrid into Central London | £550 Per Day Outside IR35 Method Resourcing has partnered with a well-known technology organisation embarking on a major cloud modernisation programme. They are looking to bring in an AWS Platform Engineer to support the transformation of a large application estate while improving resilience, scalability, and recovery capabilities across the business. This is not a traditional DevOps role. They are specifically looking for a software engineer with strong cloud platform experience who can design and build modern, cloud-native solutions. The role: You will be joining a large transformation programme focused on modernising Legacy applications and migrating them towards a cloud-native AWS environment. The programme is centred around improving resilience, recovery capabilities, and long-term platform sustainability. You'll...

Back End Developer (Node.js) Senior Software Engineer Pricing & Inventory (Node/TypeScript) Contract: 6 months initially Rate: Up to £420 per day, Outside IR35 Location: Can be worked fully remote We re supporting a high-traffic global E-commerce platform in its search for a Senior Software Engineer to improve its pricing, inventory and availability systems. This is a hands-on role focused on building reliable, scalable services that process millions of customer searches across multiple international markets. What you'll be working on Building and improving pricing, inventory and availability services Developing quote-caching and data freshness strategies Designing resilient APIs and third-party integrations Reducing latency and improving platform performance Balancing pricing accuracy with cache efficiency and infrastructure cost Improving monitoring, tracing and production observability Owning solutions from investigation through to...

Senior/Lead Software Engineer (Java) | Outside IR35 | Hybrid (2 Days Onsite in central London) Our client urgently seeks an experienced Senior Software Engineer with extensive Java expertise to take a lead role in the design,development and support of scalable, cloud-native Back End applications. Working within an Agile, DevOps environment, you'll help build high-performance microservices, APIs and event-driven solutions powering a next-generation platform used at significant scale. This is an exciting greenfield programme, working alongside engineers, operations and product teams to deliver software that supports critical business operations. Essential Experience Extensive commercial experience developing enterprise applications with Java and Spring Boot Proven track record designing and delivering high-throughput, distributed microservices at scale Strong experience building event-driven architectures using Kafka Expertise with PostgreSQL and Couchbase in...

Senior QA Automation Engineer | Contract | Remote / Occasional office visit £500 per day | Outside IR35 | September start | Initial 3 Months A cutting-edge trading technology team are seeking an experienced Senior QA Automation Engineer to join an Agile delivery function where quality, automation and innovation drive success. You 'll play a key role in testing a new trading algorithm, API integrations, and backend services, ensuring seamless performance through robust automation, exploratory testing, and CI/CD best practices. Key Skills Required Proven experience as an Automation Test Engineer / SDET. Strong hands-on API testing experience (REST) - request/response validation, status codes, payload assertions, contract testing. Solid exposure to .NET backends. Strong automation with Playwright using C# .NET Experience writing clear, maintainable test frameworks (e.g. Page Object Model, fixtures, reusable utilities)....

Cyber Security Contractor | Rate: £500.00 - £550.00p/d (Outside IR35) North Yorkshire Are you an experienced Cyber Security professional with a background in Defence or regulated industrial environments, looking for a hands-on contract where you can lead the security workstream on a genuinely high-profile project? Do you enjoy working across the full lifecycle, from threat modelling and risk assessment through to customer-facing assurance documentation? My client is an established manufacturer of precision technology, delivering solutions used across a range of regulated sectors including defence, energy, and industrial environments. They've built a strong reputation for reliability and operational integrity, with products used in demanding and safety-critical settings. Lead Cyber Security Delivery on a Live MOD Project This is a hands-on contract covering the full cyber-security workstream for a specialist monitoring and alarm system, delivered in line with the MOD Secure by...

Salary:  £55 - 58 per hour Reference:  18082026DF Cyber Security Contractor | Rate: £55.00 - £58.00p/h (Outside IR35) North Yorkshire Are you an experienced Cyber Security professional with a background in Defence or regulated industrial environments, looking for a hands-on contract where you can lead the security workstream on a genuinely high-profile project? Do you enjoy working across the full lifecycle, from threat modelling and risk assessment through to customer-facing assurance documentation? My client is an established manufacturer of precision technology, delivering solutions used across a range of regulated sectors including defence, energy, and industrial environments. They've built a strong reputation for reliability and operational integrity, with products used in demanding and safety-critical settings. Lead Cyber Security Delivery on a Live MOD Project This is a hands-on contract covering the full cyber-security...

Salary: £55 - 58 per hour Reference: 18082026DF Cyber Security Contractor | Rate: £55.00 - £58.00p/h (Outside IR35) North Yorkshire Are you an experienced Cyber Security professional with a background in Defence or regulated industrial environments, looking for a hands-on contract where you can lead the security workstream on a genuinely high-profile project? Do you enjoy working across the full lifecycle, from threat modelling and risk assessment through to customer-facing assurance documentation? My client is an established manufacturer of precision technology, delivering solutions used across a range of regulated sectors including defence, energy, and industrial environments. They've built a strong reputation for reliability and operational integrity, with products used in demanding and safety-critical settings. Lead Cyber Security Delivery on a Live MOD Project This is a hands-on contract covering the full cyber-security...

Remote working U.K *SC and NPPV3 clearance essential* Outside IR35 *Please do NOT apply if you do not hold SC/NPPV3 clearance, these are non negotiables* We're looking for a Data Engineer/Developer to join a specialist team delivering innovative data solutions within the law enforcement and digital investigations space. This role centres on transforming complex investigative and forensic datasets into structured intelligence, developing automated data processing workflows, and supporting the integration of policing data standards into modern analytical platforms. You'll work with large volumes of digital evidence and intelligence data, designing robust transformation pipelines and automation that enable investigators and analysts to derive value from complex information quickly and accurately. This is an excellent opportunity for someone with a background in digital forensics, eDiscovery, law enforcement data, or data engineering who enjoys solving complex...

Senior Java Engineer - Contract Location: UK-based, Fully Remote Contract: 6 months initially Rate: Up to £500 per day IR35: Outside IR35 The Opportunity We're looking for an experienced Senior Java Engineer to join a major technology transformation and help build a brand-new greenfield iGaming platform for a global organisation generating over $1 billion in annual turnover . This is a genuinely exciting opportunity to join during a significant period of growth, with the wider engineering function being built out to 50+ engineers . You'll play a key role in designing and delivering a highly scalable, high-performance platform from the ground up. iGaming or betting platform experience is essential for this role. What You'll Be Doing Designing and developing high-quality, scalable Java applications and services. Contributing to the architecture and technical direction of a new greenfield iGaming platform. Working across the full software development life...

Senior Cloud Engineer - GCP/Kubernetes We are looking for a Senior Cloud Engineer to take ownership of the cloud infrastructure supporting a major new data platform. This is a hands-on contract role focused on GCP, Kubernetes, infrastructure as code, CI/CD and observability within secure, highly regulated environments. The Role You will desiHqagn, build and operate a distributed cloud platform spanning edge and central Kubernetes clusters. The environment uses a predominantly open-source technology stack, placing particular emphasis on networking, inter-cluster connectivity, platform security and deployment into restricted environments. You will work within an autonomous engineering team, establishing the infrastructure foundations that enable reliable and secure software delivery. Key responsibilities will include: Designing and operating secure, resilient infrastructure within Google Cloud. Building and managing production Kubernetes clusters using GKE. Supporting a...

Configuration Manager - Remote - Outside IR35 Must have an active SC Clearance The role covers configuration baselines, change control, status accounting, verification, auditing and CMDB management. This position is suited to an experienced Configuration Manager with strong CMDB expertise who is comfortable working across development, quality assurance, systems engineering and senior stakeholder teams. Configuration Manager Responsibilities Identify, categorise, track and maintain Configuration Items (CIs), including servers, software, infrastructure and technical documentation. Establish and maintain hardware, software and system configuration baselines. Control configuration changes and ensure changes follow agreed governance, approval and implementation processes. Support or lead Change Advisory Boards (CABs) and Configuration Control Boards (CCBs) where required. Maintain accurate historical and current configuration records to provide full traceability. Manage and maintain...