Senior Frontend Developer (React Native) 6 Month contract 40 hours per week Inside IR35 Hybrid 1 office day London Farringdon office address: 47-53 Charterhouse St, London, EC1M 6PB About the Role We are looking for a highly experienced Senior Frontend Engineer to join a fast-paced and innovative engineering environment, helping to build and scale next-generation digital products and customer experiences. This is an opportunity to work on complex, high-impact applications used by both customers and internal stakeholders, while influencing technical strategy and engineering best practices. As a senior member of the engineering team, you will take ownership of critical frontend systems, mentor engineers across multiple levels, and drive technical decisions that balance business value with long-term maintainability. Key Responsibilities Lead the planning and delivery of complex frontend projects, translating ambiguous requirements into clear technical...

Senior Flutter Engineer Full-time Inside IR35 Hybrid 1 office day London Farringdon office address: 47-53 Charterhouse St, London, EC1M 6PB Join a dynamic energy provider dedicated to sustainable solutions in the UK. We are seeking an experienced Senior Flutter Engineer to join a fast-paced development team delivering high-quality mobile applications. You will play a key role in designing, developing, and maintaining cross-platform applications using Flutter, while contributing to architecture decisions, code quality, and engineering best practices. Initially it will be a six-month contract but there is potential for it to be extended. The role is Hybrid, with one day a week being based in their London. It is a full-time role, 37 hours per week. If this role feels right, send us your CV. Accountabilities: Design, develop, and maintain scalable Flutter applications for iOS and Android. Collaborate with Product Managers, UX/UI Designers, and Backend...

Role: Senior Project Cintrols Engineer Position: Contract Location: Somerset Innovation Park, Bridgwater, Somerset (J23 M5) Days on Site: 3 Duration: approx until 31st Dec 2027 Pay: up to 560 PAYE - 760 Umbrella Job Purpose / Overview EDF are leading the UK's Nuclear New Build Programme constructing a nuclear power station at Hinkley Point C, Somerset and Sizewell C, Suffolk. Working within a key aspect of an Integrated Project Controls team, our team aims to act as a centre of excellence for project controls implementation. We are the intelligent owners of the single source of delivery performance information, operating as an integrated enabler for the successful delivery of the HPC project. We work as part of a matrix organisation supporting one of the following programmes/areas within the project: Central, Site, Engineering, MEH, Nuclear Island (NI), Conventional Island and Balance of Plant, Instrumentation and Controls, and Commissioning. The role of...

Product Owner (Contract) Duration: 6 Months (Possibility for extension) Location: Bristol Harbourside or Edinburgh (2 days per week on site) Rate: A highly competitive Umbrella Day Rate or Salary is available for suitable candidates Role Profile Our client, a prominent organisation within the banking sector, is seeking a highly skilled Product Owner to spearhead initiatives aimed at enhancing customer journeys through the integration of automation and artificial intelligence. This role is pivotal in articulating the product value, driving business outcomes, and ensuring the successful delivery of technology solutions that align with the organisation's strategic objectives. Key Responsibilities: Own and manage journey outcomes, ensuring a focus beyond mere backlog maintenance. Drive discovery processes to challenge and improve existing workflows and methodologies. Prioritise product features using Objectives and Key Results...

Randstad are recruiting for a Senior Project Manager (Construction) to oversee a large scale Water Treatment Projects across North London. This is a SITE BASED role (5 days a week on site in North London). This is a freelance role with approximately 12-18 months duration. Payment type is Outside IR35 (subject to candidate IR35 Assessment) ONLY CANDIDATES WITH TIER 1 CONSTRUCTION / WATER / HEAVY CIVILS EXPERIENCE WILL BE CONSIDERED (ENGINEERING DEGREE / HNC REQUIRED) Previous experience working on Thames Water projects highly advantageous Our client is a reputable main contractor highly regarded within the water industry with significant work in the pipeline. Scope of works includes: Heavy Civils / RC / Drainage / Interface with other disciplines /Microtunnelling The role: As a key leader within our Delivery team, you'll report directly to the Head of Operations and work closely with our Contracts Manager for Water. You'll be responsible for the overall success of...

Astute's Power Team are currently recruiting for a Senior Authorised Person to join the EPC Contractor on the new build Energy from Waste Turbine project based in Scotland. The day rate for the SAP position is from 500.00 to 600.00 per day outside of IR35. Role responsibilities and key skills for the role: Act as the SAP for 11kV systems under company and DNO/IDNO authorisation. Carry out switching operations, issue safety documents (PTW, SFT, LOA), and ensure all HV works are executed safely. Supervise and coordinate HV commissioning activities, including protection testing, cable terminations, and system energisation. Liaise with project managers, design engineers, and client representatives to ensure HV milestones are achieved. Ensure all work is carried out in line with statutory regulations, industry standards, and internal HSEQ policies. Maintain up-to-date HV records, test results, and safety documentation. Provide technical leadership and mentoring to...

My client, an industry leading construction and civil engineering firm are looking for an experienced Civil's Construction CRE to join their work winning team in Manchester. This is a 6 month contract, inside IR35. Candidate Responsibilities: Sign off as the nominated Construction CRE, taking technical and engineering accountability for civil construction activities on site. Review, sign off, and enforce Work Package Plans (WPPs), Task Briefs (TBSs), and Inspection and Test Plans (ITPs). Work closely with the Design CRE and CEM to resolve technical queries (RFIs) and manage design changes or variations seamlessly. Ensure all construction works comply with Network Rail standards, Railway Group Standards, and project specifications. Manage temporary works on site, ensuring compliance with BS 5975 and working closely with the TWC. Conduct regular site inspections, engineering audits, and quality checks to drive zero-defect delivery. Lead engineering shift...

Electrical Outage Manager Surrey 12+ Month Contract £500+ a day OUTSIDE IR35 pending review The Role Ganymede is currently seeking an experienced Electrical Outage Manager to take ownership of outage planning across a major infrastructure programme within Surrey. This opportunity will give you responsibility for coordinating approximately 100 planned outages across a major programme, working across Construction, Mechanical, Electrical and Operational teams to ensure critical works can be completed while minimising disruption to live operations. The Responsibilities As Outage Manager, you will take outages from initial strategy and planning through to live delivery. You will develop detailed schedules, coordinate labour, engineers, technicians, contractors, plant and equipment, manage electrical isolations and ensure the necessary permits, documentation and controls are in place before work begins. During live outages, you ll provide the on-site coordination...

Job Title: Asset Investment Manager Location: Remote Contract Type: 6 months contract Our client, a key player in the utilities sector, is seeking an enthusiastic and driven Asset Investment Manager to join their dynamic team. This exciting opportunity comes at a pivotal moment as the organisation leads the charge towards a fair energy transition, striving for net zero by 2050 while meeting the natural gas needs of today. About the Role: The Asset Investment Manager will play a crucial role in developing robust investment plans that support the organisation's strategic objectives. This position is integral to navigating the evolving energy landscape and ensuring that investment decisions are effectively communicated to both internal and external stakeholders. Key Accountabilities: Lead the development of robust Uncertainty Mechanism (UM) Engineering Justification documents, translating strategic objectives into actionable investment plans....

UNIX Engineer Location: Barrow-in-Furness (On-site 50% of the time) Security Clearance: SC Cleared or Eligible to Obtain SC Employment Type: Contract Inside IR35 Damia Group is a specialist technology recruitment partner, supporting the delivery of critical programmes across the Defence, Government and National Security sectors. We are currently seeking an experienced UNIX Engineer to join a high-profile programme supporting complex enterprise infrastructure within a secure environment. This is an excellent opportunity to work on large-scale, business-critical UNIX platforms, contributing to infrastructure resilience, system modernisation and ongoing operational support. The Role As a UNIX Engineer, you will play a key role in the administration, support and enhancement of enterprise Oracle Solaris environments. You'll work alongside infrastructure specialists to deliver resilient, secure and high-performing UNIX platforms supporting mission-critical services....

(FRS102) Experienced Financial Accountant - Contract role - 6 months to start in September 2026 London (East London) - Inside Ir35 - £600 to £700 per day (but some flex if needs be) Implement the FRS 102 changes for revenue recognition and lease accounting across the group. We operate a construction and facilities management business, including projects and responsive maintenance. KPMG is supporting initial accounting assessment and the development of group-wide policies. However, need someone to help complete the contract assessments, including applying the five-step revenue recognition model, and to manage the wider change programme. This includes existing systems, current business processes, and future ERP systems and processes - D365 is the core ERP. All by end of the financial year on 31 March, which means there is a significant amount to deliver within a short timeframe. Group-wide initiative, it affects nine business units, each with different contract...

Adecco Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. Job title:Senior Technical Business Analyst Location : London (2/3 days per week onsite) Contract: 6 months initially with possible extension. Rate : 600 - 650 inside IR35 Overview We are seeking an experienced Technical Business Analyst to support the implementation and rollout of a new strategic Third-Party Risk Management (TPRM) platform . This role will work closely with business stakeholders, SMEs, project teams, and implementation partners to capture requirements, analyse processes, support system integration, and ensure a successful transition to...

(FRS102) Experienced Financial Accountant - Contract role - 6 months to start in September 2026 London (East London) - Inside Ir35 - 600 to 700 per day (but some flex if needs be) Implement the FRS 102 changes for revenue recognition and lease accounting across the group. We operate a construction and facilities management business, including projects and responsive maintenance. KPMG is supporting initial accounting assessment and the development of group-wide policies. However, need someone to help complete the contract assessments, including applying the five-step revenue recognition model, and to manage the wider change programme. This includes existing systems, current business processes, and future ERP systems and processes - D365 is the core ERP. All by end of the financial year on 31 March, which means there is a significant amount to deliver within a short timeframe. Group-wide initiative, it affects nine business units, each with different contract...

Site Agent Bridgwater 12+ Month Contract - £600 a day Umbrella/Inside IR35 Are you an experienced Site Agent within the Highways sector, seeking a long-term opportunity? Ganymede are currently supporting our Tier 1 Contractor, in their search for a Site Agent for Highways and Structures projects. You will be a proactive and driven civil engineering professional with a strong background in civil engineering and earthworks delivery, ideally within the Highways sector. Strong leadership skills with the ability to motivate and manage multidisciplinary teams. You will play a key role in coordinating multidisciplinary teams, managing construction activities, driving programme performance, and ensuring works are delivered in accordance with contractual, technical, and regulatory requirements. Experience working under NEC contracts and managing complex construction activities within live environments would be highly beneficial. Requirements Excellent planning,...

Site Agent Oxford 12+ Month Contract - £600 a day Umbrella/Inside IR35 Are you an experienced Site Agent within the Highways sector, seeking a long-term opportunity? Ganymede are currently supporting our Tier 1 Contractor, in their search for a Site Agent for Highways and Structures projects. You will be a proactive and driven civil engineering professional with a strong background in civil engineering and earthworks delivery, ideally within the Highways sector. Strong leadership skills with the ability to motivate and manage multidisciplinary teams. You will play a key role in coordinating multidisciplinary teams, managing construction activities, driving programme performance, and ensuring works are delivered in accordance with contractual, technical, and regulatory requirements. Experience working under NEC contracts and managing complex construction activities within live environments would be highly beneficial. Requirements Excellent planning,...

Role: Electrical & Mechanical Governance and Assurance Manager Position: Contract/Permament Location: HinkleY Point C Duration: Initial CED 31/12/2027 Pay: up to 550 PAYE - 750 Umbrella Job Purpose The Electrical & Mechanical Governance & Assurance Manager is to be based at Hinkley Point C Nuclear power station. They will be responsible for ensuring statutory and regulatory compliance, Company and Client policy and procedural compliance and have the utmost regard for staff, contractor, and public safety. This role will act as the Electrical Duty Holder and Safety Rules Champion for the Principal Contractor and will determine the strategic direction of the electrical and mechanical work areas. The Electrical & Mechanical Governance & Assurance Manager will be responsible to the Head of Site Risk Management and Control of Work utilising the Principal Contractor statutory requirements under the Construction (Design and Management)...

Site Agent Bath 12+ Month Contract - £600 a day Umbrella/Inside IR35 Are you an experienced Site Agent within the Highways sector, seeking a long-term opportunity? Ganymede are currently supporting our Tier 1 Contractor, in their search for a Site Agent for Highways and Structures projects. You will be a proactive and driven civil engineering professional with a strong background in civil engineering and earthworks delivery, ideally within the Highways sector. Strong leadership skills with the ability to motivate and manage multidisciplinary teams. You will play a key role in coordinating multidisciplinary teams, managing construction activities, driving programme performance, and ensuring works are delivered in accordance with contractual, technical, and regulatory requirements. Experience working under NEC contracts and managing complex construction activities within live environments would be highly beneficial. Requirements Excellent planning,...

Anaplan Consultant 12 Month contract (poss extension) Full-time Inside IR35 Hybrid - Once a month but will need to be able to get to need to be able to get to Notts and Solihull. Office address: Trinity House, 2 Burton Street, Nottingham, NG1 4BX We are currently seeking an experienced Anaplan Consultant to join a well-respected energy sector client. This is an exciting opportunity to contribute to high-impact planning and transformation initiatives within a dynamic and forward-thinking organisation. Initially it will be a twelve-month contract - with potential to extend. This full-time role which offers a hybrid working setup, based out of the Nottingham office. Accountabilities: Design, develop, and maintain Anaplan models to support business planning and strategic decision-making. Collaborate closely with business stakeholders to gather requirements and translate them into effective Anaplan solutions. Optimise and enhance existing Anaplan models...

Adecco Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. Job title: Senior .Net Developer Location : Bromley (3 days per week onsite) Contract: 12 months initially with possible extension. Rate : 700 - 750 inside umbrella In connection with the ongoing support and development of the Collateral business for Global Markets, we are looking for a strong Software Developer to join the technology teams in London, Bromley and Camberley working on a range of applications for GMOT. RESPONSIBILITIES: Develop, enhance and support a range of critical applications built in C# .NET 8.0 / 10. The successful candidate will be expected...

Role: Electrical Systems Modelling and Simulation Engineer Location: Derby or Bristol - 3 days in office / 2 days work from home Rate: Umbrella: 98 per hour / PAYE: 82.70 per hour Duration: 12 months with the likelihood of extending Hours: 37.5 hours per week Monday to Friday Proactive currently have an excellent opportunity for an Electrical Systems Modelling Engineer to work on cutting-edge defence technology, helping to model, simulate and validate the electrical systems that will power future airborne platforms. Working within a team of simulation experts, the Electrical System Modelling & Simulation Engineer will support the design, integration and validation of complex electrical systems through advanced modelling, simulation and analysis. This is a highly innovative R&D environment where the Electrical Systems Modelling Engineer will influence future technologies. Key Responsibilities Develop electrical system models and simulations to support...