1 to 25 of 187 Contract Software Engineering Jobs in the UK

Senior Advanced Software Engineer - Quantum Communications & Space Systems Full time/Contract between 6-9 months Hours: Monday to Thursday 8.15am-5pm and Friday 8.15am to 1pm Lead the development of next-generation secure quantum communication technology. We are seeking an experienced Senior Advanced Software Engineer to play … leading role in the development, testing and integration of advanced Quantum Key Distribution (QKD) software systems as part of an innovative international space programme. This is an exciting opportunity for a technically strong software engineering professional to take ownership of key development activities, drive software quality ...

Reading/Hybrid (2/3 days a week onsite ideally) 6 months initially £92ph inside IR35/Umbrella JOB DESCRIPTION Enterprise Architect - Digital Engineering – Software Engineering Active SC Clearance is Mandatory Aerospace and Defence Experience – demonstrable background delivering architecture within MOD, Defence Digital, or UK aerospace … environments. Job Purpose Enterprise Architect – Software Engineering is responsible for the integration of the Software Factory solution within the whole Digital Engineering environment. This will include all aspects of the architecture i.e. people, process and technology. To ensure the Software Factory solution architecture is optimised ...

+Inside IR35 + 70 - 78 ph +Sole British national only - due to nature of the project We are seeking an experienced Project Engineer - Digital Engineering/Software Engineering to support the technical delivery of Software Factory projects and initiatives within a sensitive Defence and aerospace environment. … This role will act as the key technical interface between engineering teams and Delivery Management, coordinating project activities, managing technical risks and dependencies, and ensuring delivery against agreed scope, timescales and quality standards. Candidates must have demonstrable experience in at least one of the following areas: Aerospace Software ...

+Inside IR35 + 75 - 82 ph +Sole British national only - due to nature of the project We are seeking an experienced Project Engineer - Digital Engineering/Software Engineering to support the technical delivery of Software Factory projects and initiatives within a sensitive Defence and aerospace environment. … This role will act as the key technical interface between engineering teams and Delivery Management, coordinating project activities, managing technical risks and dependencies, and ensuring delivery against agreed scope, timescales and quality standards. Candidates must have demonstrable experience in at least one of the following areas: Aerospace Software ...

Title: Software Engineer Job Type: Contract Working Arrangements: Onsite Industry: Defence Job Location: Dorset Rate: Negotiable (Inside IR35, PAYE Umbrella) **Due to the nature of this position, the successful candidate must be able to obtain SC Security Clearance** Profile – Software Engineer Our client is an established specialist … wins and is expanding within the UK and abroad, offering employees the opportunity to work in a varied and highly technical environment. Job Role – Software Engineer The Software Engineer shall create software that will interact with instrumentation, data acquisition equipment, electronic hardware, communications interfaces, units under test ...

Data Engineer/Senior Data Engineer to join a major airline's Data & AI team, providing hands-on technical leadership across a key data engineering delivery programme. This role is ideal for a senior data engineer, lead software engineer or data engineering technical lead with strong … cloud engineering experience, modern software development practices and the ability to mentor engineers. Snowflake experience is highly desirable. You will drive engineering best practice, improve data delivery processes and introduce scalable, reusable solutions using automation, CI/CD and modern DevOps methodologies. Experience or a strong interest ...

Software Engineer - Quantum Communications & Space Systems Working Hours: Monday to Thursday 8.15am - 5pm and Friday 8.15am-1pm Join the QKDSat Mission Are you passionate about software engineering, secure communications and cutting-edge space technology? We are seeking a motivated Software Engineer to join the QKDSat mission … innovative international space project, collaborating with experienced engineers and contributing to the future of secure communications. Key Responsibilities Support the development of software for QKD payloads and ground segment systems. Assist with automated software testing, validation and quality assurance activities. Participate in Agile development cycles, including SCRUM ceremonies. ...

days per week onsite in London ***Ecommerce/Retail/SAP Commerce/SAP Hybris/AI transformation/React/C#/microservices engineering background to help modernise my client's ecommerce platform*** My client, a large-scale e-commerce business, is seeking an exceptional Principal Engineering Practice Lead/Technical Authority to drive engineering excellence, AI transformation and technical innovation across multiple engineering teams. This is a high-impact contract for a senior technical leader who combines hands-on engineering expertise with proven experience leading AI transformation, the authority to challenge architectural ...

Python Software Engineer - GIS/Linux/Scientific Location: Exeter, Devon (Hybrid – 3 days onsite) Contract: 12 months Rate: to £650 per day (Inside IR35) EMBS Technology is currently recruiting for two experienced Python Software Engineers to join a major UK organisation working on next-generation scientific modelling … forecasting systems. This is an excellent opportunity for experienced Python Software Engineers to contribute to a significant technology transformation programme, helping integrate new scientific modelling applications with existing large-scale operational systems. Working alongside software developers, data specialists and scientific teams, you'll help design, develop and maintain ...

Enterprise Architect Digital Engineering (Software Engineering) Location: Reading HQ 23 days onsite per week Rate: Up to £100 per hour Inside IR35 Clearance: Active SC mandatory; DV preferred We are seeking an experienced, security-cleared Enterprise Architect Software Engineering to support a major Defence … Aerospace programme. You will lead the integration of a Software Factory into the wider Digital Engineering environment, aligning people, processes and technology with architectural strategy, governance and Secure by Design principles. You will help shape solutions supporting Digital Twin, Digital Thread and the wider systems engineering lifecycle ...

Software Engineers - Quantum Communications/Satellite Technology Location: Onsite in Edinburgh Pay rate: £20.51 - £30.77 per hour PAYE (Plus 12.07% holiday pay in addition) Contract: Expected to run 6-9 months Shift: 37 hours per week. Mon - Thurs: 8.15am - 5.00pm Fri: 8.15am - 1.00pm Are you a Software Engineer … looking to work on something genuinely innovative? We are currently recruiting for three Software Engineers at different levels of experience to support an exciting international space programme involving the development of secure quantum communication systems. Working on QKDSat (Satellite Quantum Programme), you will have the opportunity to contribute ...

Software Engineer Aerospace/Aircraft Systems Location: Berkshire 2 days per week on-site Rate: Up to £80 per hour IR35: Inside IR35 Contract: Mid-term contract with potential for extension Clearance: Current, active UK security clearance essential Are you an SECURITY CLEARED experienced Software Engineer with … talented engineers to join a major Defence prime on a significant MOD programme at the forefront of AI, autonomous drones and next-generation aerospace engineering . This is an opportunity to contribute to advanced engineering capabilities within a complex defence environment, working on technology that is helping shape ...

Senior Software Engineer – DV Security Cleared Senior Software Engineer with current DV Security Clearance is required to join our government client, supporting a critical national security programme on an initial 18-month contract. This is an opportunity to join a multidisciplinary engineering team developing advanced technical capabilities … federated architecture spanning edge devices, central servers and data analytics, taking an established prototype towards a more mature production capability. You will work on software supporting monitoring, sensing, data processing, analytics and automation within highly secure operational environments. Senior Software Engineer- DV Security Cleared- Essential Experience Significant software ...

Software engineering specialist Location: Birmingham Duration: 6 months + Join a Security Engineering team helping protect critical networks at scale. As an SIEM Application Engineer, you'll support the design, development, operation and optimisation of an Elastic-based SIEM platform-strengthening threat detection, security monitoring and incident … improve detection accuracy and operational efficiency * Write and refine Elasticsearch queries for fast, relevant event retrieval; monitor and manage platform performance * Support security engineering activities across transitions and transformations * Work closely with Security Operations and related incident-response systems, staying current with emerging threats and best practice What ...

Software Project Manager Role: Software Project Manager Type: Contract, Long-Term Duration: 12 - 36 Months Start: ASAP/Urgent Location: Remote (Commutable distance to London or Manchester) Pay Rate: £300 - £365 per day IR35 Determination: Inside IR35 Software Project Manager Role Overview CPS Group UK are delighted … working with a leading organisation to appoint an experienced Software Project Manager to lead the successful delivery of software and technology initiatives within a fast-paced financial services environment. Working closely with engineering, product and architecture teams, you will drive end-to-end project delivery across ...

Principal Engineer - Software Engineering (Specialist Software) Frimley based role (Hybrid working) £67.47 per hour Umbrella Inside IR35 12 Month Contract initially. This is a great opportunity to work within one of the UK's leading Defence organisations based in Frimley. The role is working on a hybrid … direction. The emphasis of this role is not on simply deploying or administering Kubernetes clusters, but on shaping the architectural approach, design decisions, and engineering standards that will underpin our future CI capabilities. This individual will work closely with engineering leadership to ensure that containerisation is introduced ...

Role: Software Engineering - Custom Software Engineer Role Type: Contract (Inside IR35) Location: London, UK (Hybrid - 3 days per week in-office) Job Overview: 5+ years' hands-on experience working on core Java (J2SE) applications. Experience with application design tools/frameworks. E.g. Eclipse, Ant, etc. Experience with ...

Principal Engineer - Software Engineering (Specialist Software) Frimley based role (Hybrid working) £67.47 per hour Umbrella Inside IR35 12 Month Contract initially. This is a great opportunity to work within one of the UK's leading Defence organisations based in Frimley. The role is working on a hybrid ...

Software Engineer C++/C# HWIL required for long term contract assignment based in Bolton Skillset/experience required: Extensive experience in C++/C# development in a Windows environment. Proficiency in C# for tooling, test interfaces, or Windows components as needed. Demonstrable skills in multi-threaded and concurrent … programming. Strong understanding of software design principles, memory management, and performance optimisation. Experience with version control systems (e.g., Git) and CI/CD Experience of working with technical documentation to inform the software engineering process around system software requirements Desirable Skills: Familiarity with unit testing frameworks ...

have hands-on experience developing production-grade GenAI/Agentic AI solutions using LLMs, RAG and agentic workflow technologies. The role requires strong Python software engineering skills alongside practical experience designing reliable, secure and maintainable AI-enabled applications. Skills required Strong Python software engineering experience Hands … loop patterns Practical experience designing and implementing RAG architectures Experience with document ingestion, chunking, embeddings and vector/semantic search Experience with prompt engineering and structured LLM outputs Experience with AI/LLM evaluation, testing and quality assurance Understanding of guardrails, grounding, hallucination mitigation and AI assurance Experience building ...

experienced Microsoft Dynamics Developer to join a London-based technology team on a contract basis. We're specifically looking for someone with a traditional software engineering background who has moved into the Microsoft Dynamics ecosystem - rather than someone coming purely from a functional or configuration background. What … looking for: Strong background in software engineering/development Hands-on experience developing and configuring Microsoft Dynamics 365 Strong C#/.NET development experience Experience with Microsoft Azure and associated cloud technologies Experience building APIs and system integrations JavaScript/TypeScript experience Experience developing custom Dynamics functionality, plugins ...

Business Analyst (Software/Platform Engineering) Reading HQ - Hybrid remote 1-2 days a week onsite Active SC clearance mandatory (DV preferred) Up to £67 p/h Inside IR35 A leading Defence client based in Reading are seeking three Security Cleared Business Analysts with Software Engineering within the Aerospace/Aircraft domain, or Platform Engineering within the Defence domain to support Digital Engineering programmes within the aerospace and defence sector. Candidates must have demonstrable experience within UK aerospace or defence environments, ideally working with the MOD, Defence Digital, defence prime contractors or their ...

Software Engineer (SI) Duration: 6-month contract Location: New Malden – Occasional travel to Broad Oak Full time on-site, 37hrs per week The opportunity We are looking for a Software Engineer to develop and maintain a range of products that shape and bring together software used across … help evaluate emerging technologies for potential introduction into a competitive product portfolio. What you'll be doing • Implement fixes and functional updates to software products in line with project priorities. • Carry out complex technical analyses and investigations, evaluate technical options, and prepare reports with recommendations to resolve problems ...

World Class Defence Organisation is currently looking to recruit a C#/C++ Software Engineer subcontractor on an initial 12 month contract. Rate: £65.00 per hour Location: Bolton Hybrid/Remote working: The role will be onsite. A compressed 4 day week of Monday to Thursday should be possible. … time and a quarter Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) C#/C++ Software Engineer Job Description: By embracing the latest software technologies and methods the Manufacturing Intelligence and Support department delivers exceptional software solutions that support ...

Senior AI-Enabled DevOps Engineer/DV Clearable/5 days a week on-site Build and operate modern software systems where AI meets production reality We're looking for a Senior AI-Enabled DevOps Engineer to join a growing engineering capability working on complex, important software systems that increasingly embed AI to improve delivery, decision-making, and operational effectiveness . This is a hands-on senior engineering role for someone who enjoys operating across software development, DevOps, and modern cloud platforms . You won't be a people manager, but you will ...