Contract Software Developer jobs in Chelmsford

Principal Software Engineer Basildon 3-Month Contract Paying up to £70p/h (Inside IR35) Please note - due to the nature of the work, you will need to hold or be eligible to obtain a high level of UK Security clearance – please only apply if suitable Key Responsibilities: - C++ software development - Development of new applications to meet user expectations and within formal constraints -...

You will design and deploy robust frontend client, backend services, infrastructure automation, and cloud-native solutions by utilising your software development knowledge and your DevOps proficiency across AWS and GCP.

You will be a key part in a community of world-class software engineers who will continuously improve, collaborate and innovate with other engineers to create market-leading products within the defence industry. What we are looking for: Understanding and knowledge of one or more of the following:

You will need a proven track record in either new business or account management positions, and experience of selling to major customers in the video games industry.

You will also leverage your industry network to create new opportunities and grow business across multiple accounts.

You will join a cross-functional product engineering team working on the evolution and modernisation of a core SaaS platform. The focus is on building scalable, cloud-native services while improving reliability, performance, and long-term maintainability.

Job Description In a Nutshell We have a fantastic opportunity for a Senior Development Manager to join our team within Vistry East London, at our Brentwood office. As our Senior Development Manager, you will be responsible for the pre-construction phases of development projects, overseeing all legal, design and planning issues and coordinating with estimating, mobilisation, and construction...

Business Development Manager - AEC Software UK - (remote working) Reference Number #TBH38 About Us IES is a global leader in climate tech, pioneering cutting-edge technology solutions and consultancy services to help decarbonise the built environment. With our market-leading design and analysis software and innovative digital twin technology, we empower AEC and building operation...

Department: Support Reports To: Application Software Support Manager Location: Remote Salary: £55k - £60k /yr (depending on experience) Contract Type: Permanent – Full Time Role Summary We're looking for an experienced full-stack .NET developer to join our team in a new and exciting role. This role will initially be supporting an array of clients, helping our support team to continue to...

Software Engineer (Contract) – Python / FastAPI 6 Month Contract - Fully Remote Daily Rate: £500 Outside IR35 Contact: Matthew.Makranczy@forsythbarnes.com We're looking for experienced AWS Software Engineer (contractors) to join an established platform engineering team and help take a proof-of-concept Identity & Access Management (IAM) system into production. This is a hands-on engineering...

Senior Applications Developer Contract: March 2026 Working Hours: Full-Time Salary: £384.14 PAYE / £500.00 Umbrella, daily rate Closing Date: Monday 1st December 2025 About the role Essex County Council is ambitious and by 2030 it will be one of the most forward looking, effective and financially sustainable Councils in the country. ECC will be a leading-edge digital council that drives...

You will proactively manage accounts, identify opportunities, and ensure strong client retention, while collaborating with the Senior Leadership Team, sales, and marketing to build a pipeline of new strategic partnerships.

You will engage with internal and external stakeholders, aligning with your team leader and coordinating site activities between various suppliers. The consultant must bring his/her own PC with Microsoft Office software and must be in possession of an iPhone 11 or a newer model where Ørsted’s AirWatch app can be downloaded.

Job Description 7 month contract (initially) Up to £55.56 per hour umbrella (Inside IR35) Hybrid working (up to 4 days per week on site where required in either Basildon, Bristol or Southampton as preferred) Job Role: The successful candidate will be responsible for conducting Stress Analysis, communicating the results and advising on all aspects of Structural Engineering activities. The...

At Reltio®, we believe data should fuel business success. Reltio’s AI-powered data unification and management capabilities—encompassing entity resolution, multi-domain master data management (MDM), and data products—transform siloed data from disparate sources into unified, trusted, and interoperable data. The Reltio Data Cloud™ delivers interoperable data where and when it's needed, empowering...

Detail Design Engineer – Marine Projects Location: UK Remote Employment Type: Permanent or Contract Are you passionate about delivering precision engineering solutions? Belcan is looking for a Detail Design Engineer with expertise in either Outfit, Structural, Piping, or Electrical design to join our Naval team. Belcan then has the role for you! Key Responsibilities Detailed Engineering...

Reports to: Technology Director / Executive Sponsor Location: Remote with occasional travel to London (2 times a month) Contract: Full-time, permanent Base Salary: £70,000 – £80,000 location and experience dependent + 10% company bonus scheme and sales commission scheme Why This Role Exists Serve Legal is entering a new chapter: evolving beyond compliance auditing into AI enabled,...

You will be responsible for managing and expanding a portfolio of key enterprise clients.

You will own the end-to-end sales cycle, from opportunity identification and solution positioning to contract negotiation and post-sale handoff, while collaborating closely with internal partners including Solution Executives, Solution Engineers, Professional Services, and Customer Success.

You will work closely with software engineers, validation teams, release managers, and cross-functional stakeholders to ensure high-quality, reliable software releases across vehicle and offboard environments.

You will be responsible for executing tests, analysing complex vehicle data, and collaborating with engineering teams to drive continuous quality improvement.

Business Development Manager - AEC Software UK - (remote working) IES is a global leader in climate tech, pioneering cutting-edge technology solutions and consultancy services to help decarbonise the built environment. With our market-leading design and analysis software and innovative digital twin technology, we empower AEC and building operation professionals to design and operate sustainable...

You will be a key part in a community of world-class software engineers who will continuously improve, collaborate and innovate with other engineers to create market-leading products within the defence industry.